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 129
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 */
814 /* Whenever there is an rgctx argument */
816 /* Whenever there is an IMT argument */
819 * The position of the vret arg in the argument list.
820 * Only if ret->storage == ArgVtypeRetAddr.
824 /* The indexes of various special arguments in the LLVM signature */
825 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
827 /* Inline array of argument info */
828 /* args [0] is for the this argument if it exists */
829 LLVMArgInfo args [1];
832 #define MONO_MAX_SRC_REGS 3
836 guint8 type; /* stack type */
839 /* used by the register allocator */
840 gint32 dreg, sreg1, sreg2, sreg3;
842 MonoInst *next, *prev;
849 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
851 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
857 MonoMethodSignature *signature;
858 MonoBasicBlock **many_blocks;
859 MonoBasicBlock *target_block;
864 MonoCallInst *call_inst;
865 MonoExceptionClause *exception_clause;
871 const unsigned char* cil_code; /* for debugging and bblock splitting */
873 /* used mostly by the backend to store additional info it may need */
878 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
881 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
882 gboolean record_cast_details; /* For CEE_CASTCLASS */
883 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
884 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
885 int pc_offset; /* OP_GC_LIVERANGE_START/END */
888 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
889 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
890 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
892 int memory_barrier_kind;
898 struct MonoCallInst {
900 MonoMethodSignature *signature;
907 guint stack_align_amount;
908 guint is_virtual : 1;
910 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
911 guint fptr_is_patch : 1;
913 * If this is true, then the call returns a vtype in a register using the same
914 * calling convention as OP_CALL.
916 guint vret_in_reg : 1;
917 /* Whenever vret_in_reg returns fp values */
918 guint vret_in_reg_fp : 1;
919 /* Whenever there is an IMT argument and it is dynamic */
920 guint dynamic_imt_arg : 1;
921 /* Whenever there is an RGCTX argument */
922 guint32 rgctx_reg : 1;
923 /* Whenever the call will need an unbox trampoline */
924 guint need_unbox_trampoline : 1;
925 regmask_t used_iregs;
926 regmask_t used_fregs;
927 GSList *out_ireg_args;
928 GSList *out_freg_args;
933 int rgctx_arg_reg, imt_arg_reg;
936 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
941 struct MonoCallArgParm {
950 * Note: some of the values overlap, because they can't appear
951 * in the same MonoInst.
954 MONO_INST_HAS_METHOD = 1,
955 MONO_INST_INIT = 1, /* in localloc */
956 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
957 MONO_INST_IS_DEAD = 2,
958 MONO_INST_TAILCALL = 4,
959 MONO_INST_VOLATILE = 4,
960 MONO_INST_NOTYPECHECK = 4,
961 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
962 MONO_INST_UNALIGNED = 8,
963 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
964 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
965 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
966 /* the address of the variable has been taken */
967 MONO_INST_INDIRECT = 16,
968 MONO_INST_NORANGECHECK = 16,
969 /* On loads, the source address can be null */
970 MONO_INST_FAULT = 32,
972 * On variables, identifies LMF variables. These variables have a dummy type (int), but
973 * require stack space for a MonoLMF struct.
976 /* On loads, the source address points to a constant value */
977 MONO_INST_INVARIANT_LOAD = 64,
978 /* On variables, the variable needs GC tracking */
979 MONO_INST_GC_TRACK = 128,
981 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
982 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
984 MONO_INST_GC_CALLSITE = 128
987 #define inst_c0 data.op[0].const_val
988 #define inst_c1 data.op[1].const_val
989 #define inst_i0 data.op[0].src
990 #define inst_i1 data.op[1].src
991 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
992 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
993 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
995 #define inst_p0 data.op[0].p
996 #define inst_p1 data.op[1].p
998 #define inst_l data.i8const
999 #define inst_r data.r8const
1000 #define inst_left data.op[0].src
1001 #define inst_right data.op[1].src
1003 #define inst_newa_len data.op[0].src
1004 #define inst_newa_class data.op[1].klass
1006 #define inst_var data.op[0].var
1007 #define inst_vtype data.op[1].vtype
1008 /* in branch instructions */
1009 #define inst_many_bb data.op[1].many_blocks
1010 #define inst_target_bb data.op[0].target_block
1011 #define inst_true_bb data.op[1].many_blocks[0]
1012 #define inst_false_bb data.op[1].many_blocks[1]
1014 #define inst_basereg sreg1
1015 #define inst_indexreg sreg2
1016 #define inst_destbasereg dreg
1017 #define inst_offset data.op[0].const_val
1018 #define inst_imm data.op[1].const_val
1019 #define inst_call data.op[1].call_inst
1021 #define inst_phi_args data.op[1].phi_args
1022 #define inst_eh_block data.op[1].exception_clause
1025 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1027 ins->sreg1 = regs [0];
1028 ins->sreg2 = regs [1];
1029 ins->sreg3 = regs [2];
1032 /* instruction description for use in regalloc/scheduling */
1035 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1040 /* Unused, commented out to reduce the size of the mdesc tables
1051 guint16 tid; /* tree number */
1052 guint16 bid; /* block number */
1058 MonoPosition first_use, last_use;
1061 typedef struct MonoLiveRange2 MonoLiveRange2;
1063 struct MonoLiveRange2 {
1065 MonoLiveRange2 *next;
1069 /* List of live ranges sorted by 'from' */
1070 MonoLiveRange2 *range;
1071 MonoLiveRange2 *last_range;
1075 * Additional information about a variable
1077 struct MonoMethodVar {
1078 guint idx; /* inside cfg->varinfo, cfg->vars */
1079 MonoLiveRange range; /* generated by liveness analysis */
1080 MonoLiveInterval *interval; /* generated by liveness analysis */
1081 int reg; /* != -1 if allocated into a register */
1083 MonoBitSet *def_in; /* used by SSA */
1084 MonoInst *def; /* used by SSA */
1085 MonoBasicBlock *def_bb; /* used by SSA */
1086 GList *uses; /* used by SSA */
1087 char cpstate; /* used by SSA conditional constant propagation */
1088 /* The native offsets corresponding to the live range of the variable */
1089 gint32 live_range_start, live_range_end;
1091 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1098 * Stores state need to resume exception handling when using LLVM
1103 MonoContext ctx, new_ctx;
1107 int first_filter_idx, filter_idx;
1111 gpointer end_of_stack;
1113 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1116 gpointer restore_stack_prot;
1117 guint32 handling_stack_ovf;
1118 gpointer signal_stack;
1119 guint32 signal_stack_size;
1120 gpointer stack_ovf_guard_base;
1121 guint32 stack_ovf_guard_size;
1122 guint stack_ovf_valloced : 1;
1123 void (*abort_func) (MonoObject *object);
1124 /* Used to implement --debug=casts */
1125 MonoClass *class_cast_from, *class_cast_to;
1127 /* Stores state needed by handler block with a guard */
1129 ResumeState resume_state;
1131 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1132 /* handler block return address */
1133 gpointer handler_block_return_address;
1135 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1136 is an activation on stack making sure it will remain alive.*/
1137 MonoJitExceptionInfo *handler_block;
1139 /* context to be used by the guard trampoline when resuming interruption.*/
1140 MonoContext handler_block_context;
1142 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1143 * when it is called from profiler functions during exception handling.
1145 MonoContext orig_ex_ctx;
1146 gboolean orig_ex_ctx_set;
1149 * Stores if we need to run a chained exception in Windows.
1151 gboolean mono_win_chained_exception_needs_run;
1154 * The current exception in flight
1160 * This structure is an extension of MonoLMF and contains extra information.
1164 gboolean debugger_invoke;
1165 MonoContext ctx; /* if debugger_invoke is TRUE */
1168 /* Generic sharing */
1171 * Flags for which contexts were used in inflating a generic.
1174 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1175 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1179 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1180 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1181 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1182 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1186 MONO_RGCTX_INFO_STATIC_DATA,
1187 MONO_RGCTX_INFO_KLASS,
1188 MONO_RGCTX_INFO_ELEMENT_KLASS,
1189 MONO_RGCTX_INFO_VTABLE,
1190 MONO_RGCTX_INFO_TYPE,
1191 MONO_RGCTX_INFO_REFLECTION_TYPE,
1192 MONO_RGCTX_INFO_METHOD,
1193 /* In llvmonly mode, this is a function descriptor */
1194 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1195 MONO_RGCTX_INFO_CLASS_FIELD,
1196 MONO_RGCTX_INFO_METHOD_RGCTX,
1197 MONO_RGCTX_INFO_METHOD_CONTEXT,
1198 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1199 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1200 MONO_RGCTX_INFO_CAST_CACHE,
1201 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1202 MONO_RGCTX_INFO_VALUE_SIZE,
1203 /* +1 to avoid zero values in rgctx slots */
1204 MONO_RGCTX_INFO_FIELD_OFFSET,
1205 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1206 /* In llvmonly mode, this is a function descriptor */
1207 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1208 /* Same for virtual calls */
1209 /* In llvmonly mode, this is a function descriptor */
1210 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1211 /* Same for calli, associated with a signature */
1212 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1213 /* One of MONO_GSHAREDVT_BOX_TYPE */
1214 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1215 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1216 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1217 MONO_RGCTX_INFO_LOCAL_OFFSET,
1218 MONO_RGCTX_INFO_MEMCPY,
1219 MONO_RGCTX_INFO_BZERO,
1220 /* The address of Nullable<T>.Box () */
1221 /* In llvmonly mode, this is a function descriptor */
1222 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1223 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1224 /* MONO_PATCH_INFO_VCALL_METHOD */
1225 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1227 * MONO_PATCH_INFO_VCALL_METHOD
1228 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1229 * which implements the method.
1231 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE
1232 } MonoRgctxInfoType;
1234 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1235 MonoRgctxInfoType info_type;
1237 struct _MonoRuntimeGenericContextInfoTemplate *next;
1238 } MonoRuntimeGenericContextInfoTemplate;
1241 MonoClass *next_subclass;
1242 MonoRuntimeGenericContextInfoTemplate *infos;
1243 GSList *method_templates;
1244 } MonoRuntimeGenericContextTemplate;
1247 MonoVTable *class_vtable; /* must be the first element */
1248 MonoGenericInst *method_inst;
1249 gpointer infos [MONO_ZERO_LEN_ARRAY];
1250 } MonoMethodRuntimeGenericContext;
1252 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1254 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1255 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1256 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1257 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1259 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1263 MonoRuntimeGenericContextInfoTemplate *entries;
1264 int num_entries, count_entries;
1265 } MonoGSharedVtMethodInfo;
1267 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1271 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1272 * We use this instead of rgctx slots since these can be loaded using a load instead
1273 * of a call to an rgctx fetch trampoline.
1275 gpointer entries [MONO_ZERO_LEN_ARRAY];
1276 } MonoGSharedVtMethodRuntimeInfo;
1282 MonoMethodSignature *invoke_sig;
1283 MonoMethodSignature *sig;
1284 gpointer method_ptr;
1285 gpointer invoke_impl;
1287 gpointer impl_nothis;
1288 gboolean need_rgctx_tramp;
1289 } MonoDelegateTrampInfo;
1292 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1293 #include "patch-info.h"
1299 * We need to store the image which the token refers to along with the token,
1300 * since the image might not be the same as the image of the method which
1301 * contains the relocation, because of inlining.
1303 typedef struct MonoJumpInfoToken {
1306 gboolean has_context;
1307 MonoGenericContext context;
1308 } MonoJumpInfoToken;
1310 typedef struct MonoJumpInfoBBTable {
1311 MonoBasicBlock **table;
1313 } MonoJumpInfoBBTable;
1315 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1317 /* Contains information describing an LLVM IMT trampoline */
1318 typedef struct MonoJumpInfoImtTramp {
1321 } MonoJumpInfoImtTramp;
1323 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1326 * Represents the method which is called when a virtual call is made to METHOD
1327 * on a receiver of type KLASS.
1330 /* Receiver class */
1332 /* Virtual method */
1334 } MonoJumpInfoVirtMethod;
1336 typedef struct MonoJumpInfo MonoJumpInfo;
1337 struct MonoJumpInfo {
1339 /* Relocation type for patching */
1347 MonoJumpInfoType type;
1349 gconstpointer target;
1350 #if SIZEOF_VOID_P == 8
1360 MonoClassField *field;
1364 MonoJumpInfoToken *token;
1365 MonoJumpInfoBBTable *table;
1366 MonoJumpInfoRgctxEntry *rgctx_entry;
1367 MonoJumpInfoImtTramp *imt_tramp;
1368 MonoJumpInfoGSharedVtCall *gsharedvt;
1369 MonoGSharedVtMethodInfo *gsharedvt_method;
1370 MonoMethodSignature *sig;
1371 MonoDelegateClassMethodPair *del_tramp;
1372 /* MONO_PATCH_INFO_VIRT_METHOD */
1373 MonoJumpInfoVirtMethod *virt_method;
1378 * Contains information for computing the
1379 * property given by INFO_TYPE of the runtime
1380 * object described by DATA.
1382 struct MonoJumpInfoRgctxEntry {
1385 MonoJumpInfo *data; /* describes the data to be loaded */
1386 MonoRgctxInfoType info_type;
1389 /* Contains information about a gsharedvt call */
1390 struct MonoJumpInfoGSharedVtCall {
1391 /* The original signature of the call */
1392 MonoMethodSignature *sig;
1393 /* The method which is called */
1398 MONO_TRAMPOLINE_JIT,
1399 MONO_TRAMPOLINE_JUMP,
1400 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1401 MONO_TRAMPOLINE_AOT,
1402 MONO_TRAMPOLINE_AOT_PLT,
1403 MONO_TRAMPOLINE_DELEGATE,
1404 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1405 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1406 MONO_TRAMPOLINE_VCALL,
1407 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1409 } MonoTrampolineType;
1411 /* These trampolines return normally to their caller */
1412 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1413 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1414 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1416 /* These trampolines receive an argument directly in a register */
1417 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1418 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1420 /* optimization flags */
1421 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1423 #include "optflags-def.h"
1428 * This structure represents a JIT backend.
1431 guint have_card_table_wb : 1;
1432 guint have_op_generic_class_init : 1;
1433 guint emulate_mul_div : 1;
1434 guint emulate_div : 1;
1435 guint emulate_long_shift_opts : 1;
1436 guint have_objc_get_selector : 1;
1437 guint have_generalized_imt_thunk : 1;
1438 guint have_tls_get : 1;
1439 guint have_tls_get_reg : 1;
1440 guint have_liverange_ops: 1;
1441 guint have_op_tail_call : 1;
1442 guint have_dummy_init : 1;
1443 guint gshared_supported : 1;
1444 guint use_fpstack : 1;
1446 guint need_got_var : 1;
1447 guint need_div_check : 1;
1448 guint no_unaligned_access : 1;
1449 int monitor_enter_adjustment;
1450 int dyn_call_param_area;
1453 /* Flags for mini_method_compile () */
1455 /* Whenever to run cctors during JITting */
1456 JIT_FLAG_RUN_CCTORS = (1 << 0),
1457 /* Whenever this is an AOT compilation */
1458 JIT_FLAG_AOT = (1 << 1),
1459 /* Whenever this is a full AOT compilation */
1460 JIT_FLAG_FULL_AOT = (1 << 2),
1461 /* Whenever to compile with LLVM */
1462 JIT_FLAG_LLVM = (1 << 3),
1463 /* Whenever to disable direct calls to direct calls to icall functions */
1464 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1465 /* Emit explicit null checks */
1466 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1467 /* Whenever to compile in llvm-only mode */
1468 JIT_FLAG_LLVM_ONLY = (1 << 6),
1471 /* Bit-fields in the MonoBasicBlock.region */
1472 #define MONO_REGION_TRY 0
1473 #define MONO_REGION_FINALLY 16
1474 #define MONO_REGION_CATCH 32
1475 #define MONO_REGION_FAULT 64 /* Currently unused */
1476 #define MONO_REGION_FILTER 128
1478 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1480 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1481 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1483 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1485 #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))))
1487 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1488 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1491 * Control Flow Graph and compilation unit information
1495 MonoMethodHeader *header;
1496 MonoMemPool *mempool;
1498 MonoMethodVar *vars;
1500 MonoBasicBlock *bb_entry;
1501 MonoBasicBlock *bb_exit;
1502 MonoBasicBlock *bb_init;
1503 MonoBasicBlock **bblocks;
1504 MonoBasicBlock **cil_offset_to_bb;
1505 MonoMemPool *state_pool; /* used by instruction selection */
1506 MonoBasicBlock *cbb; /* used by instruction selection */
1507 MonoInst *prev_ins; /* in decompose */
1508 MonoJumpInfo *patch_info;
1509 MonoJitInfo *jit_info;
1510 MonoJitDynamicMethodInfo *dynamic_info;
1511 guint num_bblocks, max_block_num;
1513 guint num_varinfo; /* used items in varinfo */
1514 guint varinfo_count; /* total storage in varinfo */
1517 gint cil_offset_to_bb_len;
1519 MonoSpillInfo *spill_info [16]; /* machine register spills */
1521 gint spill_info_len [16];
1522 /* unsigned char *cil_code; */
1523 MonoMethod *inlined_method; /* the method which is currently inlined */
1524 MonoInst *domainvar; /* a cache for the current domain */
1525 MonoInst *got_var; /* Global Offset Table variable */
1527 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1529 MonoType **arg_types;
1530 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1531 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1532 MonoGenericContext *generic_context;
1534 MonoBackend *backend;
1537 * This variable represents the hidden argument holding the vtype
1538 * return address. If the method returns something other than a vtype, or
1539 * the vtype is returned in registers this is NULL.
1541 MonoInst *vret_addr;
1544 * This is used to initialize the cil_code field of MonoInst's.
1546 const unsigned char *ip;
1548 struct MonoAliasingInformation *aliasing_info;
1550 /* A hashtable of region ID-> SP var mappings */
1551 /* An SP var is a place to store the stack pointer (used by handlers)*/
1554 /* A hashtable of region ID -> EX var mappings */
1555 /* An EX var stores the exception object passed to catch/filter blocks */
1558 GList *ldstr_list; /* used by AOT */
1563 GHashTable *cbb_hash;
1565 /* The current virtual register number */
1568 MonoGenericSharingContext gsctx;
1569 MonoGenericContext *gsctx_context;
1571 MonoGSharedVtMethodInfo *gsharedvt_info;
1573 /* Points to the gsharedvt locals area at runtime */
1574 MonoInst *gsharedvt_locals_var;
1576 /* The localloc instruction used to initialize gsharedvt_locals_var */
1577 MonoInst *gsharedvt_locals_var_ins;
1579 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1580 MonoInst *gsharedvt_info_var;
1582 /* For native-to-managed wrappers, the saved old domain */
1583 MonoInst *orig_domain_var;
1586 MonoInst *lmf_addr_var;
1588 MonoInst *stack_inbalance_var;
1590 unsigned char *cil_start;
1591 #ifdef __native_client_codegen__
1592 /* this alloc is not aligned, native_code */
1593 /* is the 32-byte aligned version of this */
1594 unsigned char *native_code_alloc;
1596 unsigned char *native_code;
1602 regmask_t used_int_regs;
1604 guint32 prof_options;
1607 guint32 verbose_level;
1608 guint32 stack_usage;
1612 guint disable_aot : 1;
1613 guint disable_ssa : 1;
1614 guint disable_llvm : 1;
1615 guint enable_extended_bblocks : 1;
1616 guint run_cctors : 1;
1617 guint need_lmf_area : 1;
1618 guint compile_aot : 1;
1620 guint compile_llvm : 1;
1621 guint got_var_allocated : 1;
1622 guint ret_var_is_local : 1;
1623 guint ret_var_set : 1;
1624 guint unverifiable : 1;
1625 guint skip_visibility : 1;
1626 guint disable_reuse_registers : 1;
1627 guint disable_reuse_stack_slots : 1;
1628 guint disable_reuse_ref_stack_slots : 1;
1629 guint disable_ref_noref_stack_slot_share : 1;
1630 guint disable_initlocals_opt : 1;
1631 guint disable_initlocals_opt_refs : 1;
1632 guint disable_omit_fp : 1;
1633 guint disable_vreg_to_lvreg : 1;
1634 guint disable_deadce_vars : 1;
1635 guint disable_out_of_line_bblocks : 1;
1636 guint disable_direct_icalls : 1;
1637 guint create_lmf_var : 1;
1639 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1640 * instead of being generated in emit_prolog ()/emit_epilog ().
1644 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1645 * mono_lmf_addr TLS variable.
1647 guint lmf_ir_mono_lmf : 1;
1648 guint gen_write_barriers : 1;
1649 guint init_ref_vars : 1;
1650 guint extend_live_ranges : 1;
1651 guint compute_precise_live_ranges : 1;
1652 guint has_got_slots : 1;
1653 guint uses_rgctx_reg : 1;
1654 guint uses_vtable_reg : 1;
1655 guint uses_simd_intrinsics : 1;
1656 guint keep_cil_nops : 1;
1657 guint gen_seq_points : 1;
1658 /* Generate seq points for use by the debugger */
1659 guint gen_sdb_seq_points : 1;
1660 guint explicit_null_checks : 1;
1661 guint compute_gc_maps : 1;
1662 guint soft_breakpoints : 1;
1663 guint arch_eh_jit_info : 1;
1664 guint has_indirection : 1;
1665 guint has_atomic_add_i4 : 1;
1666 guint has_atomic_exchange_i4 : 1;
1667 guint has_atomic_cas_i4 : 1;
1668 guint check_pinvoke_callconv : 1;
1669 guint has_unwind_info_for_epilog : 1;
1670 guint disable_inline : 1;
1672 guint gsharedvt : 1;
1674 guint llvm_only : 1;
1676 gpointer debug_info;
1679 MonoProfileCoverageInfo *coverage_info;
1680 GHashTable *token_info_hash;
1681 MonoCompileArch arch;
1682 guint32 inline_depth;
1683 /* Size of memory reserved for thunks */
1687 /* Offset between the start of code and the thunks area */
1689 guint32 exception_type; /* MONO_EXCEPTION_* */
1690 guint32 exception_data;
1691 char* exception_message;
1692 gpointer exception_ptr;
1694 guint8 * encoded_unwind_ops;
1695 guint32 encoded_unwind_ops_len;
1700 /* Fields used by the local reg allocator */
1704 /* Maps vregs to their associated MonoInst's */
1705 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1706 MonoInst **vreg_to_inst;
1708 /* Size of above array */
1709 guint32 vreg_to_inst_len;
1711 /* Marks vregs which hold a GC ref */
1712 /* FIXME: Use a bitmap */
1713 gboolean *vreg_is_ref;
1715 /* Size of above array */
1716 guint32 vreg_is_ref_len;
1718 /* Marks vregs which hold a managed pointer */
1719 /* FIXME: Use a bitmap */
1720 gboolean *vreg_is_mp;
1722 /* Size of above array */
1723 guint32 vreg_is_mp_len;
1726 * The original method to compile, differs from 'method' when doing generic
1729 MonoMethod *orig_method;
1731 /* Patches which describe absolute addresses embedded into the native code */
1732 GHashTable *abs_patches;
1734 /* If the arch passes valuetypes by address, then for methods
1735 which use JMP the arch code should use these local
1736 variables to store the addresses of incoming valuetypes.
1737 The addresses should be stored in mono_arch_emit_prolog()
1738 and can be used when emitting code for OP_JMP. See
1740 MonoInst **tailcall_valuetype_addrs;
1742 /* Used to implement move_i4_to_f on archs that can't do raw
1743 copy between an ireg and a freg. This is an int32 var.*/
1744 MonoInst *iconv_raw_var;
1746 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1747 MonoInst *fconv_to_r8_x_var;
1749 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1750 MonoInst *simd_ctor_var;
1752 /* Used to implement dyn_call */
1753 MonoInst *dyn_call_var;
1756 * List of sequence points represented as IL offset+native offset pairs.
1757 * Allocated using glib.
1758 * IL offset can be -1 or 0xffffff to refer to the sequence points
1759 * inside the prolog and epilog used to implement method entry/exit events.
1761 GPtrArray *seq_points;
1763 /* The encoded sequence point info */
1764 struct MonoSeqPointInfo *seq_point_info;
1766 /* Method headers which need to be freed after compilation */
1767 GSList *headers_to_free;
1770 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1771 /* Symbol used to refer to this method in generated assembly */
1773 char *asm_debug_symbol;
1774 char *llvm_method_name;
1775 int castclass_cache_index;
1777 MonoJitExceptionInfo *llvm_ex_info;
1778 guint32 llvm_ex_info_len;
1779 int llvm_this_reg, llvm_this_offset;
1781 GSList *try_block_holes;
1783 /* DWARF location list for 'this' */
1784 GSList *this_loclist;
1786 /* DWARF location list for 'rgctx_var' */
1787 GSList *rgctx_loclist;
1789 int *gsharedvt_vreg_to_idx;
1795 /* The offsets of the locals area relative to the frame pointer */
1796 gint locals_min_stack_offset, locals_max_stack_offset;
1798 /* The current CFA rule */
1799 int cur_cfa_reg, cur_cfa_offset;
1801 /* The final CFA rule at the end of the prolog */
1802 int cfa_reg, cfa_offset;
1804 /* Points to a MonoCompileGC */
1808 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1809 * image etc, but it requires a 4 byte alignment.
1812 guint32 gc_map_size;
1814 /* Error handling */
1818 int stat_allocate_var;
1819 int stat_locals_stack_size;
1820 int stat_basic_blocks;
1821 int stat_cil_code_size;
1823 int stat_inlineable_methods;
1824 int stat_inlined_methods;
1825 int stat_code_reallocs;
1829 MONO_CFG_HAS_ALLOCA = 1 << 0,
1830 MONO_CFG_HAS_CALLS = 1 << 1,
1831 MONO_CFG_HAS_LDELEMA = 1 << 2,
1832 MONO_CFG_HAS_VARARGS = 1 << 3,
1833 MONO_CFG_HAS_TAIL = 1 << 4,
1834 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1835 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1836 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1837 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1841 gint32 methods_compiled;
1843 gint32 methods_lookups;
1844 gint32 allocate_var;
1845 gint32 cil_code_size;
1846 gint32 native_code_size;
1847 gint32 code_reallocs;
1848 gint32 max_code_size_ratio;
1849 gint32 biggest_method_size;
1850 gint32 allocated_code_size;
1851 gint32 allocated_seq_points_size;
1852 gint32 inlineable_methods;
1853 gint32 inlined_methods;
1854 gint32 basic_blocks;
1855 gint32 max_basic_blocks;
1856 gint32 locals_stack_size;
1858 gint32 generic_virtual_invocations;
1860 gint32 alias_removed;
1861 gint32 loads_eliminated;
1862 gint32 stores_eliminated;
1863 int methods_with_llvm;
1864 int methods_without_llvm;
1865 char *max_ratio_method;
1866 char *biggest_method;
1871 extern MonoJitStats mono_jit_stats;
1873 /* opcodes: value assigned after all the CIL opcodes */
1880 #define MINI_OP(a,b,dest,src1,src2) a,
1881 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1883 OP_START = MONO_CEE_LAST - 1,
1884 #include "mini-ops.h"
1890 #if SIZEOF_VOID_P == 8
1891 #define OP_PCONST OP_I8CONST
1892 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1893 #define OP_PADD OP_LADD
1894 #define OP_PADD_IMM OP_LADD_IMM
1895 #define OP_PSUB_IMM OP_LSUB_IMM
1896 #define OP_PAND_IMM OP_LAND_IMM
1897 #define OP_PSUB OP_LSUB
1898 #define OP_PMUL OP_LMUL
1899 #define OP_PMUL_IMM OP_LMUL_IMM
1900 #define OP_PNEG OP_LNEG
1901 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1902 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1903 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1904 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1905 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1906 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1907 #define OP_PBEQ OP_LBEQ
1908 #define OP_PCEQ OP_LCEQ
1909 #define OP_PBNE_UN OP_LBNE_UN
1910 #define OP_PBGE_UN OP_LBGE_UN
1911 #define OP_PBLT_UN OP_LBLT_UN
1912 #define OP_PBGE OP_LBGE
1913 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1914 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1916 #define OP_PCONST OP_ICONST
1917 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1918 #define OP_PADD OP_IADD
1919 #define OP_PADD_IMM OP_IADD_IMM
1920 #define OP_PSUB_IMM OP_ISUB_IMM
1921 #define OP_PAND_IMM OP_IAND_IMM
1922 #define OP_PSUB OP_ISUB
1923 #define OP_PMUL OP_IMUL
1924 #define OP_PMUL_IMM OP_IMUL_IMM
1925 #define OP_PNEG OP_INEG
1926 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1927 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1928 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1929 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1930 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1931 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1932 #define OP_PBEQ OP_IBEQ
1933 #define OP_PCEQ OP_ICEQ
1934 #define OP_PBNE_UN OP_IBNE_UN
1935 #define OP_PBGE_UN OP_IBGE_UN
1936 #define OP_PBLT_UN OP_IBLT_UN
1937 #define OP_PBGE OP_IBGE
1938 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1939 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1942 /* Opcodes to load/store regsize quantities */
1943 #if defined (__mono_ilp32__)
1944 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1945 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1947 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1948 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1975 #if HAVE_ARRAY_ELEM_INIT
1976 extern const guint8 mono_burg_arity [];
1978 extern guint8 mono_burg_arity [];
1981 extern const char MONO_ARCH_CPU_SPEC [];
1982 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1983 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1984 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
1985 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1990 MONO_COMP_DFRONTIER = 4,
1991 MONO_COMP_DOM_REV = 8,
1992 MONO_COMP_LIVENESS = 16,
1994 MONO_COMP_SSA_DEF_USE = 64,
1995 MONO_COMP_REACHABILITY = 128,
1996 MONO_COMP_LOOPS = 256
2001 MONO_GRAPH_DTREE = 2,
2002 MONO_GRAPH_CFG_CODE = 4,
2003 MONO_GRAPH_CFG_SSA = 8,
2004 MONO_GRAPH_CFG_OPTCODE = 16
2011 } MonoJitArgumentInfo;
2014 gboolean handle_sigint;
2015 gboolean keep_delegates;
2016 gboolean reverse_pinvoke_exceptions;
2017 gboolean collect_pagefault_stats;
2018 gboolean break_on_unverified;
2019 gboolean better_cast_details;
2020 gboolean mdb_optimizations;
2021 gboolean no_gdb_backtrace;
2022 gboolean suspend_on_sigsegv;
2023 gboolean suspend_on_exception;
2024 gboolean suspend_on_unhandled;
2025 gboolean dyn_runtime_invoke;
2027 gboolean arm_use_fallback_tls;
2029 * Whenever data such as next sequence points and flags is required.
2030 * Next sequence points and flags are required by the debugger agent.
2032 gboolean gen_sdb_seq_points;
2033 gboolean gen_seq_points_compact_data;
2035 * Setting single_imm_size should guarantee that each time managed code is compiled
2036 * the same instructions and registers are used, regardless of the size of used values.
2038 gboolean single_imm_size;
2039 gboolean explicit_null_checks;
2041 * Fill stack frames with 0x2a in method prologs. This helps with the
2042 * debugging of the stack marking code in the GC.
2044 gboolean init_stacks;
2047 * Whenever to implement single stepping and breakpoints without signals in the
2048 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2049 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2052 gboolean soft_breakpoints;
2054 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2056 gboolean break_on_exc;
2058 * Load AOT JIT info eagerly.
2060 gboolean load_aot_jit_info_eagerly;
2062 * Check for pinvoke calling convention mismatches.
2064 gboolean check_pinvoke_callconv;
2066 * Translate Debugger.Break () into a native breakpoint signal
2068 gboolean native_debugger_break;
2096 /* Implicit exceptions */
2098 MONO_EXC_INDEX_OUT_OF_RANGE,
2100 MONO_EXC_ARITHMETIC,
2101 MONO_EXC_DIVIDE_BY_ZERO,
2102 MONO_EXC_INVALID_CAST,
2104 MONO_EXC_ARRAY_TYPE_MISMATCH,
2106 MONO_EXC_INTRINS_NUM
2110 MINI_TOKEN_SOURCE_CLASS,
2111 MINI_TOKEN_SOURCE_METHOD,
2112 MINI_TOKEN_SOURCE_FIELD
2116 * Information about a trampoline function.
2121 * The native code of the trampoline. Not owned by this structure.
2126 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2131 * Patches required by the trampoline when aot-ing. Owned by this structure.
2135 * Unwind information. Owned by this structure.
2140 * Encoded unwind info loaded from AOT images
2143 guint32 uw_info_len;
2146 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2149 FILTER_IL_SEQ_POINT = 1 << 0,
2150 FILTER_NOP = 1 << 1,
2153 static inline gboolean
2154 mono_inst_filter (MonoInst *ins, int filter)
2156 if (!ins || !filter)
2159 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2162 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2168 static inline MonoInst*
2169 mono_inst_next (MonoInst *ins, int filter)
2173 } while (mono_inst_filter (ins, filter));
2178 static inline MonoInst*
2179 mono_inst_prev (MonoInst *ins, int filter)
2183 } while (mono_inst_filter (ins, filter));
2188 static inline MonoInst*
2189 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2191 MonoInst *ins = bb->code;
2192 if (mono_inst_filter (ins, filter))
2193 ins = mono_inst_next (ins, filter);
2198 static inline MonoInst*
2199 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2201 MonoInst *ins = bb->last_ins;
2202 if (mono_inst_filter (ins, filter))
2203 ins = mono_inst_prev (ins, filter);
2209 MONO_API int mono_main (int argc, char* argv[]);
2210 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2211 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2212 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2213 void mini_cleanup (MonoDomain *domain);
2214 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2216 /* helper methods */
2217 void mini_jit_init (void);
2218 void mini_jit_cleanup (void);
2219 void mono_disable_optimizations (guint32 opts);
2220 void mono_set_optimizations (guint32 opts);
2221 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2222 void mono_set_verbose_level (guint32 level);
2223 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2224 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2225 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2226 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2227 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2229 void mono_precompile_assemblies (void);
2230 MONO_API int mono_parse_default_optimizations (const char* p);
2231 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2232 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2233 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2234 void mono_verify_bblock (MonoBasicBlock *bb);
2235 void mono_verify_cfg (MonoCompile *cfg);
2236 void mono_constant_fold (MonoCompile *cfg);
2237 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2238 int mono_eval_cond_branch (MonoInst *branch);
2239 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2240 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2241 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2242 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2243 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2244 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2245 MonoType* mono_type_from_stack_type (MonoInst *ins);
2246 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2247 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2248 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2249 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2250 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2251 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2252 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2253 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2254 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2255 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2257 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2258 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2259 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2260 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2261 void mono_nullify_basic_block (MonoBasicBlock *bb);
2262 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2263 void mono_optimize_branches (MonoCompile *cfg);
2265 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2266 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2267 void mono_print_ji (const MonoJumpInfo *ji);
2268 void mono_print_ins_index (int i, MonoInst *ins);
2269 void mono_print_ins (MonoInst *ins);
2270 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2271 void mono_print_code (MonoCompile *cfg, const char *msg);
2272 MONO_API void mono_print_method_from_ip (void *ip);
2273 MONO_API char *mono_pmip (void *ip);
2274 gboolean mono_debug_count (void);
2275 MONO_API const char* mono_inst_name (int op);
2276 int mono_op_to_op_imm (int opcode);
2277 int mono_op_imm_to_op (int opcode);
2278 int mono_load_membase_to_load_mem (int opcode);
2279 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2280 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2281 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2282 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2283 guint32 mono_reverse_branch_op (guint32 opcode);
2284 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2285 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2286 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2287 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2288 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2289 guint mono_patch_info_hash (gconstpointer data);
2290 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2291 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2292 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
2293 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2294 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2295 gpointer mono_jit_compile_method (MonoMethod *method);
2296 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex);
2297 MonoLMF * mono_get_lmf (void);
2298 MonoLMF** mono_get_lmf_addr (void);
2299 void mono_set_lmf (MonoLMF *lmf);
2300 MonoJitTlsData* mono_get_jit_tls (void);
2301 MONO_API MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
2302 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2303 gint32 mono_get_jit_tls_offset (void);
2304 gint32 mono_get_lmf_tls_offset (void);
2305 gint32 mono_get_lmf_addr_tls_offset (void);
2306 int mini_get_tls_offset (MonoTlsKey key);
2307 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2308 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2309 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2310 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2311 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2312 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2313 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2314 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2315 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2316 void mono_analyze_liveness (MonoCompile *cfg);
2317 void mono_analyze_liveness_gc (MonoCompile *cfg);
2318 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2319 void mono_global_regalloc (MonoCompile *cfg);
2320 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2321 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2322 void mono_destroy_compile (MonoCompile *cfg);
2323 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2324 void mono_print_ins_index (int i, MonoInst *ins);
2325 void mono_print_ins (MonoInst *ins);
2326 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2327 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2328 MonoInst *mono_get_got_var (MonoCompile *cfg);
2329 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2330 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2331 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2332 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2333 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2334 void mono_create_helper_signatures (void);
2336 gboolean mini_class_is_system_array (MonoClass *klass);
2337 MonoMethodSignature *mono_get_element_address_signature (int arity);
2338 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2339 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2341 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2342 void mono_linterval_print (MonoLiveInterval *interval);
2343 void mono_linterval_print_nl (MonoLiveInterval *interval);
2344 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2345 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2346 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2347 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2349 /* Native Client functions */
2350 gpointer mono_realloc_native_code(MonoCompile *cfg);
2351 #ifdef __native_client_codegen__
2352 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2353 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2354 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2355 guint8 *mono_nacl_align(guint8 *code);
2356 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2357 /* Defined for each arch */
2358 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2359 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2361 #if defined(TARGET_X86)
2362 #define kNaClAlignment kNaClAlignmentX86
2363 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2364 #elif defined(TARGET_AMD64)
2365 #define kNaClAlignment kNaClAlignmentAMD64
2366 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2367 #elif defined(TARGET_ARM)
2368 #define kNaClAlignment kNaClAlignmentARM
2369 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2372 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2375 #if defined(__native_client__) || defined(__native_client_codegen__)
2376 extern volatile int __nacl_thread_suspension_needed;
2377 void __nacl_suspend_thread_if_needed(void);
2378 void mono_nacl_gc(void);
2381 #if defined(__native_client_codegen__) || defined(__native_client__)
2382 #define NACL_SIZE(a, b) (b)
2384 #define NACL_SIZE(a, b) (a)
2387 extern MonoDebugOptions debug_options;
2389 static inline MonoMethod*
2390 jinfo_get_method (MonoJitInfo *ji)
2392 return mono_jit_info_get_method (ji);
2396 void mono_aot_init (void);
2397 void mono_aot_cleanup (void);
2398 gpointer mono_aot_get_method (MonoDomain *domain,
2399 MonoMethod *method);
2400 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2401 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2402 guint8* mono_aot_get_plt_entry (guint8 *code);
2403 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2404 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2405 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2406 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2407 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code);
2408 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2409 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2410 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2411 gpointer mono_aot_get_trampoline (const char *name);
2412 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2413 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2414 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2415 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2416 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2417 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2418 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2419 guint32 mono_aot_method_hash (MonoMethod *method);
2420 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2421 void mono_aot_set_make_unreadable (gboolean unreadable);
2422 gboolean mono_aot_is_pagefault (void *ptr);
2423 void mono_aot_handle_pagefault (void *ptr);
2424 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2425 guint32 mono_aot_find_method_index (MonoMethod *method);
2426 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2427 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2428 void mono_aot_init_gshared_method_rgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2430 /* This is an exported function */
2431 MONO_API void mono_aot_register_module (gpointer *aot_info);
2433 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2435 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2436 * passed to the free function.
2438 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2440 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2441 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2443 void mono_xdebug_init (const char *xdebug_opts);
2444 void mono_save_xdebug_info (MonoCompile *cfg);
2445 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2446 /* This is an exported function */
2447 void mono_xdebug_flush (void);
2449 gboolean mono_method_blittable (MonoMethod *method);
2450 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2452 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2453 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2454 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2455 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2457 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2459 int mono_find_method_opcode (MonoMethod *method);
2460 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2461 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2462 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2463 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2465 void mono_trampolines_init (void);
2466 void mono_trampolines_cleanup (void);
2467 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2468 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2469 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2471 gboolean add_sync_wrapper);
2472 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2473 gpointer mono_create_jit_trampoline (MonoMethod *method);
2474 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2475 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2476 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2477 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2478 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2479 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2480 gpointer mono_create_monitor_enter_trampoline (void);
2481 gpointer mono_create_monitor_enter_v4_trampoline (void);
2482 gpointer mono_create_monitor_exit_trampoline (void);
2483 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2484 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2485 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2486 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2487 #ifndef DISABLE_REMOTING
2488 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2490 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2491 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2493 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2495 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2496 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2497 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2498 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2499 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2500 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2501 gpointer mini_get_vtable_trampoline (int slot_index);
2502 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2503 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2504 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2505 gpointer mini_get_nullified_class_init_trampoline (void);
2506 gpointer mini_get_single_step_trampoline (void);
2507 gpointer mini_get_breakpoint_trampoline (void);
2508 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2509 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2510 gpointer mini_create_llvmonly_ftndesc (gpointer addr, gpointer arg);
2511 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2512 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2513 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2515 gboolean mono_running_on_valgrind (void);
2516 void* mono_global_codeman_reserve (int size);
2517 void* nacl_global_codeman_get_dest(void *data);
2518 void mono_global_codeman_commit(void *data, int size, int newsize);
2519 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2520 const char *mono_regname_full (int reg, int bank);
2521 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2522 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2523 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2524 void mono_remove_critical_edges (MonoCompile *cfg);
2525 gboolean mono_is_regsize_var (MonoType *t);
2526 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2527 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2528 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2529 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2530 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2531 CompRelation mono_negate_cond (CompRelation cond);
2532 int mono_op_imm_to_op (int opcode);
2533 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2534 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2535 MonoUnwindOp *mono_create_unwind_op (int when,
2538 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2541 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2542 void mono_tramp_info_free (MonoTrampInfo *info);
2543 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2544 int mini_exception_id_by_name (const char *name);
2545 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2547 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2548 MonoInst *return_var, MonoInst **inline_args,
2549 guint inline_offset, gboolean is_virtual_call);
2551 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2552 void mono_decompose_long_opts (MonoCompile *cfg);
2553 void mono_decompose_vtype_opts (MonoCompile *cfg);
2554 void mono_decompose_array_access_opts (MonoCompile *cfg);
2555 void mono_decompose_soft_float (MonoCompile *cfg);
2556 void mono_handle_global_vregs (MonoCompile *cfg);
2557 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2558 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2559 void mono_if_conversion (MonoCompile *cfg);
2561 /* virtual function delegate */
2562 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2564 /* methods that must be provided by the arch-specific port */
2565 void mono_arch_init (void);
2566 void mono_arch_finish_init (void);
2567 void mono_arch_cleanup (void);
2568 void mono_arch_cpu_init (void);
2569 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2570 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2571 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2572 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2573 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2574 void mono_codegen (MonoCompile *cfg);
2575 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2576 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2577 const char *mono_arch_regname (int reg);
2578 const char *mono_arch_fregname (int reg);
2579 void mono_arch_exceptions_init (void);
2580 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2581 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2582 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2583 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2584 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2585 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2586 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2587 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2588 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2589 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2590 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2591 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2592 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2593 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2594 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2595 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2596 void mono_arch_flush_icache (guint8 *code, gint size);
2597 int mono_arch_max_epilog_size (MonoCompile *cfg);
2598 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2599 void mono_arch_emit_epilog (MonoCompile *cfg);
2600 void mono_arch_emit_exceptions (MonoCompile *cfg);
2601 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2602 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2603 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2604 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2605 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2606 void mono_arch_fill_argument_info (MonoCompile *cfg);
2607 void mono_arch_allocate_vars (MonoCompile *m);
2608 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2609 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2610 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2611 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2612 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2613 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2614 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2615 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2616 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2617 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2618 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2619 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2620 GSList* mono_arch_get_delegate_invoke_impls (void);
2621 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2622 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2623 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2624 GSList* mono_arch_get_cie_program (void);
2625 void mono_arch_set_target (char *mtriple);
2626 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2627 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2628 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2629 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2630 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2631 int mono_arch_translate_tls_offset (int offset);
2632 gboolean mono_arch_opcode_supported (int opcode);
2633 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2635 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2636 gboolean mono_arch_is_soft_float (void);
2638 static inline MONO_ALWAYS_INLINE gboolean
2639 mono_arch_is_soft_float (void)
2645 /* Soft Debug support */
2646 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2647 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2648 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2649 void mono_arch_start_single_stepping (void);
2650 void mono_arch_stop_single_stepping (void);
2651 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2652 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2653 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2654 void mono_arch_skip_single_step (MonoContext *ctx);
2655 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2656 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2659 #ifdef USE_JUMP_TABLES
2661 mono_jumptable_init (void);
2663 mono_jumptable_add_entry (void);
2665 mono_jumptable_add_entries (guint32 entries);
2667 mono_jumptable_cleanup (void);
2669 mono_arch_jumptable_entry_from_code (guint8 *code);
2671 mono_jumptable_get_entry (guint8 *code);
2675 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2676 MonoJitInfo *ji, MonoContext *ctx,
2677 MonoContext *new_ctx, MonoLMF **lmf,
2678 mgreg_t **save_locations,
2679 StackFrameInfo *frame_info);
2680 gpointer mono_arch_get_throw_exception_by_name (void);
2681 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2682 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2683 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2684 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2685 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2686 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2687 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2688 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2689 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2690 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2691 gpointer mono_arch_ip_from_context (void *sigctx);
2692 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2693 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2694 void mono_arch_flush_register_windows (void);
2695 gboolean mono_arch_is_inst_imm (gint64 imm);
2696 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2697 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2698 guint32 mono_arch_get_patch_offset (guint8 *code);
2699 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2700 void mono_arch_create_vars (MonoCompile *cfg);
2701 void mono_arch_save_unwind_info (MonoCompile *cfg);
2702 void mono_arch_register_lowlevel_calls (void);
2703 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2704 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2705 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2706 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2707 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2708 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2709 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2710 int mono_arch_get_this_arg_reg (guint8 *code);
2711 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2712 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2713 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2714 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2715 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2716 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2717 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2718 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2719 guint8* mono_arch_get_call_target (guint8 *code);
2720 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2721 GSList *mono_arch_get_trampolines (gboolean aot);
2723 /* Handle block guard */
2724 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2725 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2726 gpointer mono_create_handler_block_trampoline (void);
2727 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2729 /*New interruption machinery */
2731 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2734 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2737 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2740 /* Exception handling */
2741 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2743 void mono_exceptions_init (void);
2744 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2745 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2746 MONO_API void mono_print_thread_dump (void *sigctx);
2747 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2748 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2749 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2750 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2751 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2752 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2753 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2754 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2756 void mono_setup_altstack (MonoJitTlsData *tls);
2757 void mono_free_altstack (MonoJitTlsData *tls);
2758 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2759 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2760 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2761 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2763 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);
2765 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2766 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2767 void mono_restore_context (MonoContext *ctx);
2768 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2769 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2772 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2773 MonoJitInfo *prev_ji, MonoContext *ctx,
2774 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2775 mgreg_t **save_locations,
2776 StackFrameInfo *frame);
2778 gpointer mono_get_throw_exception (void);
2779 gpointer mono_get_rethrow_exception (void);
2780 gpointer mono_get_call_filter (void);
2781 gpointer mono_get_restore_context (void);
2782 gpointer mono_get_throw_exception_by_name (void);
2783 gpointer mono_get_throw_corlib_exception (void);
2785 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2786 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2787 MonoReflectionMethod **method,
2788 gint32 *iloffset, gint32 *native_offset,
2789 MonoString **file, gint32 *line, gint32 *column);
2790 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2792 /* Installs a function which is called when the runtime encounters an unhandled exception.
2793 * This hook isn't expected to return.
2794 * If no hook has been installed, the runtime will print a message before aborting.
2796 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2797 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2798 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2800 /* Dominator/SSA methods */
2801 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2802 void mono_compute_natural_loops (MonoCompile *cfg);
2803 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2804 void mono_ssa_compute (MonoCompile *cfg);
2805 void mono_ssa_remove (MonoCompile *cfg);
2806 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2807 void mono_ssa_cprop (MonoCompile *cfg);
2808 void mono_ssa_deadce (MonoCompile *cfg);
2809 void mono_ssa_strength_reduction (MonoCompile *cfg);
2810 void mono_free_loop_info (MonoCompile *cfg);
2811 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2813 void mono_ssa_compute2 (MonoCompile *cfg);
2814 void mono_ssa_remove2 (MonoCompile *cfg);
2815 void mono_ssa_cprop2 (MonoCompile *cfg);
2816 void mono_ssa_deadce2 (MonoCompile *cfg);
2818 /* debugging support */
2819 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2820 guint32 breakpoint_id);
2821 void mono_debug_open_method (MonoCompile *cfg);
2822 void mono_debug_close_method (MonoCompile *cfg);
2823 void mono_debug_free_method (MonoCompile *cfg);
2824 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2825 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2826 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2827 void mono_debug_add_aot_method (MonoDomain *domain,
2828 MonoMethod *method, guint8 *code_start,
2829 guint8 *debug_info, guint32 debug_info_len);
2830 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2831 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2833 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2836 MonoTraceSpec *mono_trace_parse_options (const char *options);
2837 void mono_trace_set_assembly (MonoAssembly *assembly);
2838 gboolean mono_trace_eval (MonoMethod *method);
2841 mono_perform_abc_removal (MonoCompile *cfg);
2843 mono_perform_abc_removal (MonoCompile *cfg);
2845 mono_perform_ssapre (MonoCompile *cfg);
2847 mono_local_cprop (MonoCompile *cfg);
2849 mono_local_cprop (MonoCompile *cfg);
2851 mono_local_deadce (MonoCompile *cfg);
2853 mono_local_alias_analysis (MonoCompile *cfg);
2855 /* Generic sharing */
2858 mono_set_generic_sharing_supported (gboolean supported);
2861 mono_set_generic_sharing_vt_supported (gboolean supported);
2864 mono_set_partial_sharing_supported (gboolean supported);
2867 mono_class_generic_sharing_enabled (MonoClass *klass);
2870 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot);
2873 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot);
2875 MonoMethodRuntimeGenericContext*
2876 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2879 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2882 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2885 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2888 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2891 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2892 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2895 mono_method_construct_object_context (MonoMethod *method);
2898 mono_method_get_declaring_generic_method (MonoMethod *method);
2901 mono_generic_context_check_used (MonoGenericContext *context);
2904 mono_class_check_context_used (MonoClass *klass);
2907 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2910 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2913 mono_method_is_generic_impl (MonoMethod *method);
2916 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2919 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2922 mini_class_is_generic_sharable (MonoClass *klass);
2925 mono_is_partially_sharable_inst (MonoGenericInst *inst);
2928 mini_is_gsharedvt_gparam (MonoType *t);
2930 MonoGenericContext* mini_method_get_context (MonoMethod *method);
2932 int mono_method_check_context_used (MonoMethod *method);
2934 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
2936 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2937 guint32 token, guint32 token_source, guint32 rgctx_type,
2938 gint32 rgctx_index);
2940 void mono_generic_sharing_init (void);
2941 void mono_generic_sharing_cleanup (void);
2943 MonoClass* mini_class_get_container_class (MonoClass *klass);
2944 MonoGenericContext* mini_class_get_context (MonoClass *klass);
2946 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
2947 MonoType* mini_type_get_underlying_type (MonoType *type);
2948 MonoMethod* mini_get_shared_method (MonoMethod *method);
2949 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
2950 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
2951 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
2952 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
2954 int mini_type_stack_size (MonoType *t, int *align);
2955 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
2956 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
2957 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
2959 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
2961 void mono_cfg_set_exception (MonoCompile *cfg, int type);
2963 gboolean mini_type_is_reference (MonoType *type);
2964 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
2965 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
2966 gboolean mini_is_gsharedvt_type (MonoType *t);
2967 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2968 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
2969 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
2970 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2971 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
2972 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
2973 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
2974 gpointer mini_method_get_rgctx (MonoMethod *m);
2975 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
2977 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
2978 gint32 vcall_offset, gboolean calli);
2979 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
2980 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
2981 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
2982 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
2987 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2990 SIMD_VERSION_SSE1 = 1 << 0,
2991 SIMD_VERSION_SSE2 = 1 << 1,
2992 SIMD_VERSION_SSE3 = 1 << 2,
2993 SIMD_VERSION_SSSE3 = 1 << 3,
2994 SIMD_VERSION_SSE41 = 1 << 4,
2995 SIMD_VERSION_SSE42 = 1 << 5,
2996 SIMD_VERSION_SSE4a = 1 << 6,
2997 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2998 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2999 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3002 /* this value marks the end of the bit indexes used in
3005 SIMD_VERSION_INDEX_END = 6
3020 SIMD_PREFETCH_MODE_NTA,
3021 SIMD_PREFETCH_MODE_0,
3022 SIMD_PREFETCH_MODE_1,
3023 SIMD_PREFETCH_MODE_2,
3026 const char *mono_arch_xregname (int reg);
3027 void mono_simd_simplify_indirection (MonoCompile *cfg);
3028 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3029 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3030 void mono_simd_intrinsics_init (void);
3032 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3033 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3036 #define XDEBUG_ENABLED 1
3040 /* maybe enable also for other systems? */
3041 #define ENABLE_JIT_MAP 1
3042 void mono_enable_jit_map (void);
3043 void mono_emit_jit_map (MonoJitInfo *jinfo);
3044 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3045 gboolean mono_jit_map_is_enabled (void);
3047 #define mono_enable_jit_map()
3048 #define mono_emit_jit_map(ji)
3049 #define mono_emit_jit_tramp(s,z,d)
3050 #define mono_jit_map_is_enabled() (0)
3054 * Per-OS implementation functions.
3056 void mono_runtime_install_handlers (void);
3057 void mono_runtime_cleanup_handlers (void);
3058 void mono_runtime_setup_stat_profiler (void);
3059 void mono_runtime_shutdown_stat_profiler (void);
3060 void mono_runtime_posix_install_handlers (void);
3061 pid_t mono_runtime_syscall_fork (void);
3062 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3064 void mono_cross_helpers_run (void);
3070 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3071 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3072 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3073 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3074 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3076 #ifndef MONO_ARCH_HAVE_TLS_GET
3077 #define MONO_ARCH_HAVE_TLS_GET 0
3080 #ifdef MONO_ARCH_VARARG_ICALLS
3081 #define ARCH_VARARG_ICALLS 1
3083 #define ARCH_VARARG_ICALLS 0
3086 #endif /* __MONO_MINI_H__ */