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update rx (mobile builds).
[mono-project.git] / mono / mini / mini.h
blobaa5ea7879adb3e22927020c8f12589968c3cb79f
1 /*
2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
5 */
6 #ifndef __MONO_MINI_H__
7 #define __MONO_MINI_H__
8
9 #include "config.h"
10 #include <glib.h>
11 #include <signal.h>
12 #ifdef HAVE_SYS_TYPES_H
13 #include <sys/types.h>
14 #endif
15 #include <mono/metadata/loader.h>
16 #include <mono/metadata/mempool.h>
17 #include <mono/utils/monobitset.h>
18 #include <mono/metadata/class.h>
19 #include <mono/metadata/object.h>
20 #include <mono/metadata/opcodes.h>
21 #include <mono/metadata/tabledefs.h>
22 #include <mono/metadata/domain-internals.h>
23 #include "mono/metadata/class-internals.h"
24 #include "mono/metadata/object-internals.h"
25 #include <mono/metadata/profiler-private.h>
26 #include <mono/metadata/debug-helpers.h>
27 #include <mono/utils/mono-compiler.h>
28 #include <mono/utils/mono-machine.h>
29 #include <mono/utils/mono-stack-unwinding.h>
30 #include <mono/utils/mono-threads.h>
31 #include <mono/utils/mono-tls.h>
32
33 #define MONO_BREAKPOINT_ARRAY_SIZE 64
34
35 #include "mini-arch.h"
36 #include "regalloc.h"
37 #include "declsec.h"
38 #include "mini-unwind.h"
39 #include "jit.h"
40
41 /*
42 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
43 * can be linked into both mono and mono-sgen.
44 */
45 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
46 #error "The code in mini/ should not depend on these defines."
47 #endif
48
49 #ifndef G_LIKELY
50 #define G_LIKELY(a) (a)
51 #define G_UNLIKELY(a) (a)
52 #endif
53
54 #ifndef G_MAXINT32
55 #define G_MAXINT32 2147483647
56 #endif
57
58 #ifndef G_MININT32
59 #define G_MININT32 (-G_MAXINT32 - 1)
60 #endif
61
62 #ifndef __GNUC__
63 /*#define __alignof__(a) sizeof(a)*/
64 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
65 #endif
66
67 #if DISABLE_LOGGING
68 #define MINI_DEBUG(level,limit,code)
69 #else
70 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
71 #endif
72
73 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
74 #define MONO_SUPPORT_TASKLETS 1
75 #endif
76
77 #if ENABLE_LLVM
78 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
79 #define LLVM_ENABLED TRUE
80 #else
81 #define COMPILE_LLVM(cfg) (0)
82 #define LLVM_ENABLED FALSE
83 #endif
84
85 #ifdef MONO_ARCH_SOFT_FLOAT
86 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)))
87 #else
88 #define COMPILE_SOFT_FLOAT(cfg) 0
89 #endif
90
91 #ifdef ENABLE_LLVM
92 #define LLVM_CHECK_VERSION(major,minor) \
93 ((LLVM_MAJOR_VERSION > (major)) || \
94 ((LLVM_MAJOR_VERSION == (major)) && (LLVM_MINOR_VERSION >= (minor))))
95 #else
96 #define LLVM_CHECK_VERSION(major,minor) 0
97 #endif
98
99 /*
100 * Whenever we are using mono's LLVM branch.
101 * This can be used in if statements, code which references new definitions from the branch
102 * still needs an #ifdef LLVM_MONO_BRANCH.
103 */
104 #ifdef LLVM_MONO_BRANCH
105 #define IS_LLVM_MONO_BRANCH 1
106 #else
107 #define IS_LLVM_MONO_BRANCH 0
108 #endif
109
110 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
111
112 /* for 32 bit systems */
113 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
114 #define MINI_LS_WORD_IDX 0
115 #define MINI_MS_WORD_IDX 1
116 #else
117 #define MINI_LS_WORD_IDX 1
118 #define MINI_MS_WORD_IDX 0
119 #endif
120 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
121 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
122 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
123 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
124
125 #ifndef DISABLE_AOT
126 #define MONO_USE_AOT_COMPILER
127 #endif
128
129 /* Version number of the AOT file format */
130 #define MONO_AOT_FILE_VERSION 85
131
132 //TODO: This is x86/amd64 specific.
133 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
134
135 /* Constants used to encode different types of methods in AOT */
136 enum {
137 MONO_AOT_METHODREF_MIN = 240,
138 /* Image index bigger than METHODREF_MIN */
139 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
140 /* Runtime provided methods on arrays */
141 MONO_AOT_METHODREF_ARRAY = 250,
142 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
143 /* Wrappers */
144 MONO_AOT_METHODREF_WRAPPER = 252,
145 /* Methods on generic instances */
146 MONO_AOT_METHODREF_GINST = 253,
147 /* Methods resolve using a METHODSPEC token */
148 MONO_AOT_METHODREF_METHODSPEC = 254,
149 };
150
151 /* Constants used to encode different types of types in AOT */
152 enum {
153 /* typedef index */
154 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
155 /* typedef index + image index */
156 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
157 /* typespec token */
158 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
159 /* generic inst */
160 MONO_AOT_TYPEREF_GINST = 4,
161 /* type/method variable */
162 MONO_AOT_TYPEREF_VAR = 5,
163 /* array */
164 MONO_AOT_TYPEREF_ARRAY = 6,
165 /* blob index of the type encoding */
166 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
167 /* ptr */
168 MONO_AOT_TYPEREF_PTR = 8
169 };
170
171 /* Trampolines which we have a lot of */
172 typedef enum {
173 MONO_AOT_TRAMP_SPECIFIC = 0,
174 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
175 MONO_AOT_TRAMP_IMT_THUNK = 2,
176 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
177 MONO_AOT_TRAMP_NUM = 4
178 } MonoAotTrampoline;
179
180 typedef enum {
181 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
182 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
183 MONO_AOT_FILE_FLAG_DEBUG = 4,
184 MONO_AOT_FILE_FLAG_DIRECT_METHOD_ADDRESSES = 8
185 } MonoAotFileFlags;
186
187 /* This structure is stored in the AOT file */
188 typedef struct MonoAotFileInfo
189 {
190 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
191 guint32 version;
192 /* For alignment */
193 guint32 dummy;
194
195 /* All the pointers should be at the start to avoid alignment problems */
196
197 /* Mono's Global Offset Table */
198 gpointer got;
199 /* Compiled code for methods */
200 gpointer methods;
201 /* Mono EH Frame created by llc when using LLVM */
202 gpointer mono_eh_frame;
203 /* Data blob */
204 gpointer blob;
205 gpointer class_name_table;
206 gpointer class_info_offsets;
207 gpointer method_info_offsets;
208 gpointer ex_info_offsets;
209 gpointer code_offsets;
210 #ifdef MONOTOUCH
211 gpointer method_addresses;
212 #endif
213 gpointer extra_method_info_offsets;
214 gpointer extra_method_table;
215 gpointer got_info_offsets;
216 gpointer methods_end;
217 gpointer unwind_info;
218 gpointer mem_end;
219 gpointer image_table;
220 /* Start of Mono's Program Linkage Table */
221 gpointer plt;
222 /* End of Mono's Program Linkage Table */
223 gpointer plt_end;
224 /* The GUID of the assembly which the AOT image was generated from */
225 gpointer assembly_guid;
226 /*
227 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
228 * NULL otherwise.
229 */
230 gpointer runtime_version;
231 /* Blocks of various kinds of trampolines */
232 gpointer specific_trampolines;
233 gpointer static_rgctx_trampolines;
234 gpointer imt_thunks;
235 gpointer gsharedvt_arg_trampolines;
236 /*
237 * The end of LLVM generated thumb code, or NULL.
238 */
239 gpointer thumb_end;
240 /* In static mode, points to a table of global symbols for trampolines etc */
241 gpointer globals;
242 /* Points to a string containing the assembly name*/
243 gpointer assembly_name;
244 /* Points to a table mapping methods to their unbox trampolines */
245 gpointer unbox_trampolines;
246 /* Points to the end of the previous table */
247 gpointer unbox_trampolines_end;
248
249 /* The index of the first GOT slot used by the PLT */
250 guint32 plt_got_offset_base;
251 /* Number of entries in the GOT */
252 guint32 got_size;
253 /* Number of entries in the PLT */
254 guint32 plt_size;
255 /* Number of methods */
256 guint32 nmethods;
257 /* A union of MonoAotFileFlags */
258 guint32 flags;
259 /* Optimization flags used to compile the module */
260 guint32 opts;
261 /* SIMD flags used to compile the module */
262 guint32 simd_opts;
263 /* Index of the blob entry holding the GC used by this module */
264 gint32 gc_name_index;
265
266 /* Number of trampolines */
267 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
268 /* The indexes of the first GOT slots used by the trampolines */
269 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
270 /* The size of one trampoline */
271 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
272
273 /* These are used for sanity checking object layout problems when cross-compiling */
274 guint32 double_align, long_align;
275 } MonoAotFileInfo;
276
277 /* Per-domain information maintained by the JIT */
278 typedef struct
279 {
280 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
281 GHashTable *jump_target_got_slot_hash;
282 GHashTable *jump_target_hash;
283 /* Maps methods/klasses to the address of the given type of trampoline */
284 GHashTable *class_init_trampoline_hash;
285 GHashTable *jump_trampoline_hash;
286 GHashTable *jit_trampoline_hash;
287 GHashTable *delegate_trampoline_hash;
288 GHashTable *static_rgctx_trampoline_hash;
289 GHashTable *llvm_vcall_trampoline_hash;
290 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
291 GHashTable *dynamic_code_hash;
292 GHashTable *method_code_hash;
293 /* Maps methods to a RuntimeInvokeInfo structure */
294 GHashTable *runtime_invoke_hash;
295 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
296 GHashTable *seq_points;
297 /* Debugger agent data */
298 gpointer agent_info;
299 /* Maps MonoMethod to an arch-specific structure */
300 GHashTable *arch_seq_points;
301 } MonoJitDomainInfo;
302
303 typedef struct {
304 MonoJitInfo *ji;
305 MonoCodeManager *code_mp;
306 } MonoJitDynamicMethodInfo;
307
308 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
309
310 /* Contains a list of ips which needs to be patched when a method is compiled */
311 typedef struct {
312 GSList *list;
313 } MonoJumpList;
314
315 /* Arch-specific */
316 typedef struct {
317 int dummy;
318 } MonoDynCallInfo;
319
320 /*
321 * Information about a stack frame.
322 * FIXME This typedef exists only to avoid tons of code rewriting
323 */
324 typedef MonoStackFrameInfo StackFrameInfo;
325
326 typedef struct {
327 int il_offset, native_offset;
328 /* Indexes of successor sequence points */
329 int *next;
330 /* Number of entries in next */
331 int next_len;
332 } SeqPoint;
333
334 typedef struct {
335 int len;
336 SeqPoint seq_points [MONO_ZERO_LEN_ARRAY];
337 } MonoSeqPointInfo;
338
339 #if 0
340 #define mono_bitset_foreach_bit(set,b,n) \
341 for (b = 0; b < n; b++)\
342 if (mono_bitset_test_fast(set,b))
343 #define mono_bitset_foreach_bit_rev(set,b,n) \
344 for (b = n - 1; b >= 0; b--)\
345 if (mono_bitset_test_fast(set,b))
346 #else
347 #define mono_bitset_foreach_bit(set,b,n) \
348 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
349 #define mono_bitset_foreach_bit_rev(set,b,n) \
350 for (b = mono_bitset_find_last (set, n - 1); b >= 0; b = b ? mono_bitset_find_last (set, b) : -1)
351
352 #endif
353
354 /*
355 * Pull the list of opcodes
356 */
357 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
358 a = i,
359
360 enum {
361 #include "mono/cil/opcode.def"
362 CEE_LASTOP
363 };
364 #undef OPDEF
365
366 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
367
368 #define MONO_INST_NULLIFY_SREGS(dest) do { \
369 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
370 } while (0)
371
372 #define MONO_INST_NEW(cfg,dest,op) do { \
373 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
374 (dest)->opcode = (op); \
375 (dest)->dreg = -1; \
376 MONO_INST_NULLIFY_SREGS ((dest)); \
377 (dest)->cil_code = (cfg)->ip; \
378 } while (0)
379
380 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
381 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
382 (dest)->inst.opcode = (op); \
383 (dest)->inst.dreg = -1; \
384 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
385 (dest)->inst.cil_code = (cfg)->ip; \
386 } while (0)
387
388 #define MONO_INST_NEW_CALL_ARG(cfg,dest,op) do { \
389 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallArgParm)); \
390 (dest)->ins.opcode = (op); \
391 } while (0)
392
393 #define MONO_ADD_INS(b,inst) do { \
394 if ((b)->last_ins) { \
395 (b)->last_ins->next = (inst); \
396 (inst)->prev = (b)->last_ins; \
397 (b)->last_ins = (inst); \
398 } else { \
399 (b)->code = (b)->last_ins = (inst); \
400 } \
401 } while (0)
402
403 #define NULLIFY_INS(ins) do { \
404 (ins)->opcode = OP_NOP; \
405 (ins)->dreg = -1; \
406 MONO_INST_NULLIFY_SREGS ((ins)); \
407 } while (0)
408
409 /* Remove INS from BB */
410 #define MONO_REMOVE_INS(bb,ins) do { \
411 if ((ins)->prev) \
412 (ins)->prev->next = (ins)->next; \
413 if ((ins)->next) \
414 (ins)->next->prev = (ins)->prev; \
415 if ((bb)->code == (ins)) \
416 (bb)->code = (ins)->next; \
417 if ((bb)->last_ins == (ins)) \
418 (bb)->last_ins = (ins)->prev; \
419 } while (0)
420
421 /* Remove INS from BB and nullify it */
422 #define MONO_DELETE_INS(bb,ins) do { \
423 MONO_REMOVE_INS ((bb), (ins)); \
424 NULLIFY_INS ((ins)); \
425 } while (0)
426
427 /*
428 * this is used to determine when some branch optimizations are possible: we exclude FP compares
429 * because they have weird semantics with NaNs.
430 */
431 #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))
432 #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))
433
434 #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))
435
436 #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)))
437
438 #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)))
439
440
441 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE) && ((ins)->opcode <= OP_LOADV_MEMBASE))
442 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG) && ((ins)->opcode <= OP_STOREV_MEMBASE))
443 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
444
445 #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))
446
447 #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)))
448
449 #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))))
450
451 /* FIXME: Add more instructions */
452 #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_INEG) || (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))
453
454 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
455
456
457 #ifdef MONO_ARCH_SIMD_INTRINSICS
458
459 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
460 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
461 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
462 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE))
463 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
464
465 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
466
467 #else
468
469 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
470 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE))
471 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
472 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
473 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE))
474 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
475
476 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
477
478 #endif
479
480 typedef struct MonoInstList MonoInstList;
481 typedef struct MonoInst MonoInst;
482 typedef struct MonoCallInst MonoCallInst;
483 typedef struct MonoCallArgParm MonoCallArgParm;
484 typedef struct MonoMethodVar MonoMethodVar;
485 typedef struct MonoBasicBlock MonoBasicBlock;
486 typedef struct MonoLMF MonoLMF;
487 typedef struct MonoSpillInfo MonoSpillInfo;
488 typedef struct MonoTraceSpec MonoTraceSpec;
489
490 extern MonoNativeTlsKey mono_jit_tls_id;
491 extern MonoTraceSpec *mono_jit_trace_calls;
492 extern gboolean mono_break_on_exc;
493 extern int mono_exc_esp_offset;
494 extern gboolean mono_compile_aot;
495 extern gboolean mono_aot_only;
496 extern gboolean mono_use_imt;
497 extern MonoMethodDesc *mono_inject_async_exc_method;
498 extern int mono_inject_async_exc_pos;
499 extern MonoMethodDesc *mono_break_at_bb_method;
500 extern int mono_break_at_bb_bb_num;
501 extern gboolean check_for_pending_exc;
502 extern gboolean disable_vtypes_in_regs;
503 extern gboolean mono_verify_all;
504 extern gboolean mono_dont_free_global_codeman;
505 extern gboolean mono_do_x86_stack_align;
506 extern const char *mono_build_date;
507 extern gboolean mono_do_signal_chaining;
508 extern gboolean mono_use_llvm;
509
510 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
511
512 extern const char ins_info[];
513 extern const gint8 ins_sreg_counts [];
514
515 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
516 #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)))
517
518 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
519
520 #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)
521
522 #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)
523
524 #define mono_bb_first_ins(bb) (bb)->code
525
526 struct MonoSpillInfo {
527 int offset;
528 };
529
530 /*
531 * Information about a call site for the GC map creation code
532 */
533 typedef struct {
534 /* The next offset after the call instruction */
535 int pc_offset;
536 /* The basic block containing the call site */
537 MonoBasicBlock *bb;
538 /*
539 * The set of variables live at the call site.
540 * Has length cfg->num_varinfo in bits.
541 */
542 guint8 *liveness;
543 /*
544 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
545 * used by this call.
546 */
547 GSList *param_slots;
548 } GCCallSite;
549
550 /*
551 * The IR-level extended basic block.
552 *
553 * A basic block can have multiple exits just fine, as long as the point of
554 * 'departure' is the last instruction in the basic block. Extended basic
555 * blocks, on the other hand, may have instructions that leave the block
556 * midstream. The important thing is that they cannot be _entered_
557 * midstream, ie, execution of a basic block (or extened bb) always start
558 * at the beginning of the block, never in the middle.
559 */
560 struct MonoBasicBlock {
561 MonoInst *last_ins;
562
563 /* the next basic block in the order it appears in IL */
564 MonoBasicBlock *next_bb;
565
566 /*
567 * Before instruction selection it is the first tree in the
568 * forest and the first item in the list of trees. After
569 * instruction selection it is the first instruction and the
570 * first item in the list of instructions.
571 */
572 MonoInst *code;
573
574 /* unique block number identification */
575 gint32 block_num;
576
577 gint32 dfn;
578
579 /* Basic blocks: incoming and outgoing counts and pointers */
580 /* Each bb should only appear once in each array */
581 gint16 out_count, in_count;
582 MonoBasicBlock **in_bb;
583 MonoBasicBlock **out_bb;
584
585 /* Points to the start of the CIL code that initiated this BB */
586 unsigned char* cil_code;
587
588 /* Length of the CIL block */
589 gint32 cil_length;
590
591 /* The offset of the generated code, used for fixups */
592 int native_offset;
593 /* The length of the generated code, doesn't include alignment padding */
594 int native_length;
595 /* The real native offset, which includes alignment padding too */
596 int real_native_offset;
597 int max_offset;
598 int max_length;
599
600 /* Visited and reachable flags */
601 guint32 flags;
602
603 /*
604 * SSA and loop based flags
605 */
606 MonoBitSet *dominators;
607 MonoBitSet *dfrontier;
608 MonoBasicBlock *idom;
609 GSList *dominated;
610 /* fast dominator algorithm */
611 MonoBasicBlock *df_parent, *ancestor, *child, *label;
612 int size, sdom, idomn;
613
614 /* loop nesting and recognition */
615 GList *loop_blocks;
616 gint8 nesting;
617 gint8 loop_body_start;
618
619 /*
620 * Whenever the bblock is rarely executed so it should be emitted after
621 * the function epilog.
622 */
623 guint out_of_line : 1;
624 /* Caches the result of uselessness calculation during optimize_branches */
625 guint not_useless : 1;
626 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
627 guint has_array_access : 1;
628 /* Whenever this bblock is extended, ie. it has branches inside it */
629 guint extended : 1;
630 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
631 guint has_jump_table : 1;
632 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
633 guint has_call_handler : 1;
634 /* Whenever this bblock starts a try block */
635 guint try_start : 1;
636 /*
637 * If this is set, extend the try range started by this bblock by an arch specific
638 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
639 * call).
640 */
641 guint extend_try_block : 1;
642
643 /* use for liveness analysis */
644 MonoBitSet *gen_set;
645 MonoBitSet *kill_set;
646 MonoBitSet *live_in_set;
647 MonoBitSet *live_out_set;
648
649 /* fields to deal with non-empty stack slots at bb boundary */
650 guint16 out_scount, in_scount;
651 MonoInst **out_stack;
652 MonoInst **in_stack;
653
654 /* we use that to prevent merging of bblocks covered by different clauses*/
655 guint real_offset;
656
657 GSList *seq_points;
658 MonoInst *last_seq_point;
659
660 GSList *spill_slot_defs;
661
662 /* List of call sites in this bblock sorted by pc_offset */
663 GSList *gc_callsites;
664
665 /*
666 * The region encodes whether the basic block is inside
667 * a finally, catch, filter or none of these.
668 *
669 * If the value is -1, then it is neither finally, catch nor filter
670 *
671 * Otherwise the format is:
672 *
673 * Bits: | 0-3 | 4-7 | 8-31
674 * | | |
675 * | clause-flags | MONO_REGION | clause-index
676 *
677 */
678 guint region;
679
680 /* The current symbolic register number, used in local register allocation. */
681 guint32 max_vreg;
682 };
683
684 /* BBlock flags */
685 enum {
686 BB_VISITED = 1 << 0,
687 BB_REACHABLE = 1 << 1,
688 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
689 BB_EXCEPTION_UNSAFE = 1 << 3,
690 BB_EXCEPTION_HANDLER = 1 << 4,
691 /* for Native Client, mark the blocks that can be jumped to indirectly */
692 BB_INDIRECT_JUMP_TARGET = 1 << 5
693 };
694
695 typedef struct MonoMemcpyArgs {
696 int size, align;
697 } MonoMemcpyArgs;
698
699 typedef enum {
700 LLVMArgNone,
701 LLVMArgInIReg,
702 LLVMArgInFPReg,
703 LLVMArgVtypeInReg,
704 LLVMArgVtypeByVal,
705 LLVMArgVtypeRetAddr /* On on cinfo->ret */
706 } LLVMArgStorage;
707
708 typedef struct {
709 LLVMArgStorage storage;
710
711 /* Only if storage == ArgValuetypeInReg */
712 LLVMArgStorage pair_storage [2];
713 } LLVMArgInfo;
714
715 typedef struct {
716 LLVMArgInfo ret;
717 /* Whenever there is an rgctx argument */
718 gboolean rgctx_arg;
719 /* Whenever there is an IMT argument */
720 gboolean imt_arg;
721 /*
722 * The position of the vret arg in the argument list.
723 * Only if ret->storage == ArgVtypeRetAddr.
724 * Should be 0 or 1.
725 */
726 int vret_arg_index;
727 /* args [0] is for the this argument if it exists */
728 LLVMArgInfo args [1];
729 } LLVMCallInfo;
730
731 #define MONO_MAX_SRC_REGS 3
732
733 struct MonoInst {
734 guint16 opcode;
735 guint8 type; /* stack type */
736 guint8 flags;
737
738 /* used by the register allocator */
739 gint32 dreg, sreg1, sreg2, sreg3;
740
741 MonoInst *next, *prev;
742
743 union {
744 union {
745 MonoInst *src;
746 MonoMethodVar *var;
747 mgreg_t const_val;
748 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
749 struct {
750 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
751 } pdata;
752 #else
753 gpointer p;
754 #endif
755 MonoMethod *method;
756 MonoMethodSignature *signature;
757 MonoBasicBlock **many_blocks;
758 MonoBasicBlock *target_block;
759 MonoInst **args;
760 MonoType *vtype;
761 MonoClass *klass;
762 int *phi_args;
763 MonoCallInst *call_inst;
764 MonoExceptionClause *exception_clause;
765 } op [2];
766 gint64 i8const;
767 double r8const;
768 } data;
769
770 const unsigned char* cil_code; /* for debugging and bblock splitting */
771
772 /* used mostly by the backend to store additional info it may need */
773 union {
774 gint32 reg3;
775 gint32 arg_info;
776 gint32 size;
777 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
778 gpointer data;
779 gint shift_amount;
780 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
781 gboolean record_cast_details; /* For CEE_CASTCLASS */
782 MonoInst *spill_var; /* for OP_ICONV_TO_R8_RAW and OP_FCONV_TO_R8_X */
783 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
784 int pc_offset; /* OP_GC_LIVERANGE_START/END */
785 int memory_barrier_kind; /* see mono-memory-model.h for valid values */
786 } backend;
787
788 MonoClass *klass;
789 };
790
791 struct MonoCallInst {
792 MonoInst inst;
793 MonoMethodSignature *signature;
794 MonoMethod *method;
795 MonoInst **args;
796 MonoInst *out_args;
797 MonoInst *vret_var;
798 gconstpointer fptr;
799 guint stack_usage;
800 guint stack_align_amount;
801 guint virtual : 1;
802 guint tail_call : 1;
803 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
804 guint fptr_is_patch : 1;
805 /*
806 * If this is true, then the call returns a vtype in a register using the same
807 * calling convention as OP_CALL.
808 */
809 guint vret_in_reg : 1;
810 /* Whenever there is an IMT argument and it is dynamic */
811 guint dynamic_imt_arg : 1;
812 /* Whenever there is an RGCTX argument */
813 guint32 rgctx_reg : 1;
814 /* Whenever the call will need an unbox trampoline */
815 guint need_unbox_trampoline : 1;
816 regmask_t used_iregs;
817 regmask_t used_fregs;
818 GSList *out_ireg_args;
819 GSList *out_freg_args;
820 GSList *outarg_vts;
821 #ifdef ENABLE_LLVM
822 LLVMCallInfo *cinfo;
823 int rgctx_arg_reg, imt_arg_reg;
824 #endif
825 };
826
827 struct MonoCallArgParm {
828 MonoInst ins;
829 gint32 size;
830 gint32 offset;
831 gint32 offPrm;
832 };
833
834 /*
835 * flags for MonoInst
836 * Note: some of the values overlap, because they can't appear
837 * in the same MonoInst.
838 */
839 enum {
840 MONO_INST_HAS_METHOD = 1,
841 MONO_INST_INIT = 1, /* in localloc */
842 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
843 MONO_INST_IS_DEAD = 2,
844 MONO_INST_TAILCALL = 4,
845 MONO_INST_VOLATILE = 4,
846 MONO_INST_NOTYPECHECK = 4,
847 MONO_INST_UNALIGNED = 8,
848 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
849 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
850 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
851 /* the address of the variable has been taken */
852 MONO_INST_INDIRECT = 16,
853 MONO_INST_NORANGECHECK = 16,
854 /* On loads, the source address can be null */
855 MONO_INST_FAULT = 32,
856 /*
857 * On variables, identifies LMF variables. These variables have a dummy type (int), but
858 * require stack space for a MonoLMF struct.
859 */
860 MONO_INST_LMF = 32,
861 /* On loads, the source address points to a constant value */
862 MONO_INST_CONSTANT_LOAD = 64,
863 /* On variables, the variable needs GC tracking */
864 MONO_INST_GC_TRACK = 128,
865 /*
866 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
867 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
868 */
869 MONO_INST_GC_CALLSITE = 128
870 };
871
872 #define inst_c0 data.op[0].const_val
873 #define inst_c1 data.op[1].const_val
874 #define inst_i0 data.op[0].src
875 #define inst_i1 data.op[1].src
876 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
877 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
878 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
879 #else
880 #define inst_p0 data.op[0].p
881 #define inst_p1 data.op[1].p
882 #endif
883 #define inst_l data.i8const
884 #define inst_r data.r8const
885 #define inst_left data.op[0].src
886 #define inst_right data.op[1].src
887
888 #define inst_newa_len data.op[0].src
889 #define inst_newa_class data.op[1].klass
890
891 #define inst_var data.op[0].var
892 #define inst_vtype data.op[1].vtype
893 /* in branch instructions */
894 #define inst_many_bb data.op[1].many_blocks
895 #define inst_target_bb data.op[0].target_block
896 #define inst_true_bb data.op[1].many_blocks[0]
897 #define inst_false_bb data.op[1].many_blocks[1]
898
899 #define inst_basereg sreg1
900 #define inst_indexreg sreg2
901 #define inst_destbasereg dreg
902 #define inst_offset data.op[0].const_val
903 #define inst_imm data.op[1].const_val
904 #define inst_call data.op[1].call_inst
905
906 #define inst_phi_args data.op[1].phi_args
907 #define inst_eh_block data.op[1].exception_clause
908
909 /* instruction description for use in regalloc/scheduling */
910 enum {
911 MONO_INST_DEST,
912 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
913 MONO_INST_SRC2,
914 MONO_INST_SRC3,
915 MONO_INST_LEN,
916 MONO_INST_CLOB,
917 /* Unused, commented out to reduce the size of the mdesc tables
918 MONO_INST_FLAGS,
919 MONO_INST_COST,
920 MONO_INST_DELAY,
921 MONO_INST_RES,
922 */
923 MONO_INST_MAX
924 };
925
926 typedef union {
927 struct {
928 guint16 tid; /* tree number */
929 guint16 bid; /* block number */
930 } pos ;
931 guint32 abs_pos;
932 } MonoPosition;
933
934 typedef struct {
935 MonoPosition first_use, last_use;
936 } MonoLiveRange;
937
938 typedef struct MonoLiveRange2 MonoLiveRange2;
939
940 struct MonoLiveRange2 {
941 int from, to;
942 MonoLiveRange2 *next;
943 };
944
945 typedef struct {
946 /* List of live ranges sorted by 'from' */
947 MonoLiveRange2 *range;
948 MonoLiveRange2 *last_range;
949 } MonoLiveInterval;
950
951 /*
952 * Additional information about a variable
953 */
954 struct MonoMethodVar {
955 guint idx; /* inside cfg->varinfo, cfg->vars */
956 MonoLiveRange range; /* generated by liveness analysis */
957 MonoLiveInterval *interval; /* generated by liveness analysis */
958 int reg; /* != -1 if allocated into a register */
959 int spill_costs;
960 MonoBitSet *def_in; /* used by SSA */
961 MonoInst *def; /* used by SSA */
962 MonoBasicBlock *def_bb; /* used by SSA */
963 GList *uses; /* used by SSA */
964 char cpstate; /* used by SSA conditional constant propagation */
965 /* The native offsets corresponding to the live range of the variable */
966 gint32 live_range_start, live_range_end;
967 /*
968 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
969 * original vreg.
970 */
971 gint32 vreg;
972 };
973
974 /*
975 * Stores state need to resume exception handling when using LLVM
976 */
977 typedef struct {
978 MonoJitInfo *ji;
979 int clause_index;
980 MonoContext ctx, new_ctx;
981 /* FIXME: GC */
982 gpointer ex_obj;
983 MonoLMF *lmf;
984 int first_filter_idx, filter_idx;
985 } ResumeState;
986
987 typedef struct {
988 gpointer end_of_stack;
989 guint32 stack_size;
990 #if !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
991 MonoLMF *lmf;
992 #endif
993 MonoLMF *first_lmf;
994 gpointer restore_stack_prot;
995 guint32 handling_stack_ovf;
996 gpointer signal_stack;
997 guint32 signal_stack_size;
998 gpointer stack_ovf_guard_base;
999 guint32 stack_ovf_guard_size;
1000 guint stack_ovf_valloced : 1;
1001 void (*abort_func) (MonoObject *object);
1002 /* Used to implement --debug=casts */
1003 MonoClass *class_cast_from, *class_cast_to;
1004
1005 /* Stores state needed by handler block with a guard */
1006 MonoContext ex_ctx;
1007 ResumeState resume_state;
1008
1009 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1010 /* handler block return address */
1011 gpointer handler_block_return_address;
1012
1013 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1014 is an activation on stack making sure it will remain alive.*/
1015 MonoJitExceptionInfo *handler_block;
1016
1017 /* context to be used by the guard trampoline when resuming interruption.*/
1018 MonoContext handler_block_context;
1019 /*
1020 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1021 * when it is called from profiler functions during exception handling.
1022 */
1023 MonoContext orig_ex_ctx;
1024 gboolean orig_ex_ctx_set;
1025 } MonoJitTlsData;
1026
1027 /*
1028 * This structure is an extension of MonoLMF and contains extra information.
1029 */
1030 typedef struct {
1031 struct MonoLMF lmf;
1032 gboolean debugger_invoke;
1033 MonoContext ctx; /* if debugger_invoke is TRUE */
1034 } MonoLMFExt;
1035
1036 /* Generic sharing */
1037 typedef enum {
1038 MONO_RGCTX_INFO_STATIC_DATA,
1039 MONO_RGCTX_INFO_KLASS,
1040 MONO_RGCTX_INFO_VTABLE,
1041 MONO_RGCTX_INFO_TYPE,
1042 MONO_RGCTX_INFO_REFLECTION_TYPE,
1043 MONO_RGCTX_INFO_METHOD,
1044 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1045 MONO_RGCTX_INFO_CLASS_FIELD,
1046 MONO_RGCTX_INFO_METHOD_RGCTX,
1047 MONO_RGCTX_INFO_METHOD_CONTEXT,
1048 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1049 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1050 MONO_RGCTX_INFO_CAST_CACHE,
1051 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1052 MONO_RGCTX_INFO_VALUE_SIZE,
1053 MONO_RGCTX_INFO_FIELD_OFFSET,
1054 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1055 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1056 /* Same for virtual calls */
1057 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT
1058 } MonoRgctxInfoType;
1059
1060 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1061 MonoRgctxInfoType info_type;
1062 gpointer data;
1063 struct _MonoRuntimeGenericContextInfoTemplate *next;
1064 } MonoRuntimeGenericContextInfoTemplate;
1065
1066 typedef struct {
1067 MonoClass *next_subclass;
1068 MonoRuntimeGenericContextInfoTemplate *infos;
1069 GSList *method_templates;
1070 } MonoRuntimeGenericContextTemplate;
1071
1072 typedef struct {
1073 MonoVTable *class_vtable; /* must be the first element */
1074 MonoGenericInst *method_inst;
1075 gpointer infos [MONO_ZERO_LEN_ARRAY];
1076 } MonoMethodRuntimeGenericContext;
1077
1078 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1079
1080 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1081 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1082 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1083 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1084
1085 typedef enum {
1086 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1087 #include "patch-info.h"
1088 #undef PATCH_INFO
1089 MONO_PATCH_INFO_NUM
1090 } MonoJumpInfoType;
1091
1092 /*
1093 * We need to store the image which the token refers to along with the token,
1094 * since the image might not be the same as the image of the method which
1095 * contains the relocation, because of inlining.
1096 */
1097 typedef struct MonoJumpInfoToken {
1098 MonoImage *image;
1099 guint32 token;
1100 gboolean has_context;
1101 MonoGenericContext context;
1102 } MonoJumpInfoToken;
1103
1104 typedef struct MonoJumpInfoBBTable {
1105 MonoBasicBlock **table;
1106 int table_size;
1107 } MonoJumpInfoBBTable;
1108
1109 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1110
1111 /* Contains information describing an LLVM IMT trampoline */
1112 typedef struct MonoJumpInfoImtTramp {
1113 MonoMethod *method;
1114 int vt_offset;
1115 } MonoJumpInfoImtTramp;
1116
1117 typedef struct MonoJumpInfo MonoJumpInfo;
1118 struct MonoJumpInfo {
1119 MonoJumpInfo *next;
1120 union {
1121 int i;
1122 guint8 *p;
1123 MonoInst *label;
1124 } ip;
1125
1126 MonoJumpInfoType type;
1127 union {
1128 gconstpointer target;
1129 #if SIZEOF_VOID_P == 8
1130 gint64 offset;
1131 #else
1132 int offset;
1133 #endif
1134 MonoBasicBlock *bb;
1135 MonoInst *inst;
1136 MonoMethod *method;
1137 MonoClass *klass;
1138 MonoClassField *field;
1139 MonoImage *image;
1140 MonoVTable *vtable;
1141 const char *name;
1142 MonoJumpInfoToken *token;
1143 MonoJumpInfoBBTable *table;
1144 MonoJumpInfoRgctxEntry *rgctx_entry;
1145 MonoJumpInfoImtTramp *imt_tramp;
1146 } data;
1147 };
1148
1149 /* Contains information describing an rgctx entry */
1150 struct MonoJumpInfoRgctxEntry {
1151 MonoMethod *method;
1152 gboolean in_mrgctx;
1153 MonoJumpInfo *data; /* describes the data to be loaded */
1154 MonoRgctxInfoType info_type;
1155 };
1156
1157 typedef enum {
1158 MONO_TRAMPOLINE_JIT,
1159 MONO_TRAMPOLINE_JUMP,
1160 MONO_TRAMPOLINE_CLASS_INIT,
1161 MONO_TRAMPOLINE_GENERIC_CLASS_INIT,
1162 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1163 MONO_TRAMPOLINE_AOT,
1164 MONO_TRAMPOLINE_AOT_PLT,
1165 MONO_TRAMPOLINE_DELEGATE,
1166 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1167 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1168 MONO_TRAMPOLINE_MONITOR_ENTER,
1169 MONO_TRAMPOLINE_MONITOR_EXIT,
1170 MONO_TRAMPOLINE_VCALL,
1171 #ifdef MONO_ARCH_HAVE_HANDLER_BLOCK_GUARD
1172 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1173 #endif
1174 MONO_TRAMPOLINE_NUM
1175 } MonoTrampolineType;
1176
1177 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1178 ((t) == MONO_TRAMPOLINE_CLASS_INIT || \
1179 (t) == MONO_TRAMPOLINE_GENERIC_CLASS_INIT || \
1180 (t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1181 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH || \
1182 (t) == MONO_TRAMPOLINE_MONITOR_ENTER || \
1183 (t) == MONO_TRAMPOLINE_MONITOR_EXIT)
1184
1185 /* optimization flags */
1186 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1187 enum {
1188 #include "optflags-def.h"
1189 MONO_OPT_LAST
1190 };
1191
1192 /* Bit-fields in the MonoBasicBlock.region */
1193 #define MONO_REGION_TRY 0
1194 #define MONO_REGION_FINALLY 16
1195 #define MONO_REGION_CATCH 32
1196 #define MONO_REGION_FAULT 64 /* Currently unused */
1197 #define MONO_REGION_FILTER 128
1198
1199 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1200
1201 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1202 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1203
1204 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1205
1206 #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))))
1207
1208 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1209 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1210
1211 /*
1212 * Control Flow Graph and compilation unit information
1213 */
1214 typedef struct {
1215 MonoMethod *method;
1216 MonoMethodHeader *header;
1217 MonoMemPool *mempool;
1218 MonoInst **varinfo;
1219 MonoMethodVar *vars;
1220 MonoInst *ret;
1221 MonoBasicBlock *bb_entry;
1222 MonoBasicBlock *bb_exit;
1223 MonoBasicBlock *bb_init;
1224 MonoBasicBlock **bblocks;
1225 MonoBasicBlock **cil_offset_to_bb;
1226 MonoMemPool *state_pool; /* used by instruction selection */
1227 MonoBasicBlock *cbb; /* used by instruction selection */
1228 MonoInst *prev_ins; /* in decompose */
1229 MonoJumpInfo *patch_info;
1230 MonoJitInfo *jit_info;
1231 MonoJitDynamicMethodInfo *dynamic_info;
1232 guint num_bblocks, max_block_num;
1233 guint locals_start;
1234 guint num_varinfo; /* used items in varinfo */
1235 guint varinfo_count; /* total storage in varinfo */
1236 gint stack_offset;
1237 gint max_ireg;
1238 gint cil_offset_to_bb_len;
1239 MonoRegState *rs;
1240 MonoSpillInfo *spill_info [16]; /* machine register spills */
1241 gint spill_count;
1242 gint spill_info_len [16];
1243 /* unsigned char *cil_code; */
1244 MonoMethod *inlined_method; /* the method which is currently inlined */
1245 MonoInst *domainvar; /* a cache for the current domain */
1246 MonoInst *got_var; /* Global Offset Table variable */
1247 MonoInst **locals;
1248 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1249 MonoInst **args;
1250 MonoType **arg_types;
1251 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1252 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1253 MonoGenericContext *generic_context;
1254
1255 /*
1256 * This variable represents the hidden argument holding the vtype
1257 * return address. If the method returns something other than a vtype, or
1258 * the vtype is returned in registers this is NULL.
1259 */
1260 MonoInst *vret_addr;
1261
1262 /*
1263 * This is used to initialize the cil_code field of MonoInst's.
1264 */
1265 const unsigned char *ip;
1266
1267 struct MonoAliasingInformation *aliasing_info;
1268
1269 /* A hashtable of region ID-> SP var mappings */
1270 /* An SP var is a place to store the stack pointer (used by handlers)*/
1271 GHashTable *spvars;
1272
1273 /* A hashtable of region ID -> EX var mappings */
1274 /* An EX var stores the exception object passed to catch/filter blocks */
1275 GHashTable *exvars;
1276
1277 GList *ldstr_list; /* used by AOT */
1278
1279 MonoDomain *domain;
1280
1281 guint real_offset;
1282 GHashTable *cbb_hash;
1283
1284 /* The current virtual register number */
1285 guint32 next_vreg;
1286
1287 MonoGenericSharingContext *generic_sharing_context;
1288
1289 MonoGenericSharingContext gsctx;
1290
1291 gboolean gsharedvt;
1292
1293 /* For native-to-managed wrappers, the saved old domain */
1294 MonoInst *orig_domain_var;
1295
1296 unsigned char *cil_start;
1297 #ifdef __native_client_codegen__
1298 /* this alloc is not aligned, native_code */
1299 /* is the 32-byte aligned version of this */
1300 unsigned char *native_code_alloc;
1301 #endif
1302 unsigned char *native_code;
1303 guint code_size;
1304 guint code_len;
1305 guint prolog_end;
1306 guint epilog_begin;
1307 regmask_t used_int_regs;
1308 guint32 opt;
1309 guint32 prof_options;
1310 guint32 flags;
1311 guint32 comp_done;
1312 guint32 verbose_level;
1313 guint32 stack_usage;
1314 guint32 param_area;
1315 guint32 frame_reg;
1316 gint32 sig_cookie;
1317 guint disable_aot : 1;
1318 guint disable_ssa : 1;
1319 guint disable_llvm : 1;
1320 guint enable_extended_bblocks : 1;
1321 guint run_cctors : 1;
1322 guint need_lmf_area : 1;
1323 guint compile_aot : 1;
1324 guint compile_llvm : 1;
1325 guint got_var_allocated : 1;
1326 guint ret_var_is_local : 1;
1327 guint ret_var_set : 1;
1328 guint globalra : 1;
1329 guint unverifiable : 1;
1330 guint skip_visibility : 1;
1331 guint disable_reuse_registers : 1;
1332 guint disable_reuse_stack_slots : 1;
1333 guint disable_reuse_ref_stack_slots : 1;
1334 guint disable_ref_noref_stack_slot_share : 1;
1335 guint disable_initlocals_opt : 1;
1336 guint disable_initlocals_opt_refs : 1;
1337 guint disable_omit_fp : 1;
1338 guint disable_vreg_to_lvreg : 1;
1339 guint disable_deadce_vars : 1;
1340 guint disable_out_of_line_bblocks : 1;
1341 guint gen_write_barriers : 1;
1342 guint init_ref_vars : 1;
1343 guint extend_live_ranges : 1;
1344 guint compute_precise_live_ranges : 1;
1345 guint has_got_slots : 1;
1346 guint uses_rgctx_reg : 1;
1347 guint uses_vtable_reg : 1;
1348 guint uses_simd_intrinsics : 1;
1349 guint keep_cil_nops : 1;
1350 guint gen_seq_points : 1;
1351 guint explicit_null_checks : 1;
1352 guint compute_gc_maps : 1;
1353 guint soft_breakpoints : 1;
1354 guint arch_eh_jit_info : 1;
1355 gpointer debug_info;
1356 guint32 lmf_offset;
1357 guint16 *intvars;
1358 MonoProfileCoverageInfo *coverage_info;
1359 GHashTable *token_info_hash;
1360 MonoCompileArch arch;
1361 guint32 inline_depth;
1362 guint32 exception_type; /* MONO_EXCEPTION_* */
1363 guint32 exception_data;
1364 char* exception_message;
1365 gpointer exception_ptr;
1366
1367 guint8 * encoded_unwind_ops;
1368 guint32 encoded_unwind_ops_len;
1369 GSList* unwind_ops;
1370
1371 /* Fields used by the local reg allocator */
1372 void* reginfo;
1373 int reginfo_len;
1374
1375 /* Maps vregs to their associated MonoInst's */
1376 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1377 MonoInst **vreg_to_inst;
1378
1379 /* Size of above array */
1380 guint32 vreg_to_inst_len;
1381
1382 /* Marks vregs which hold a GC ref */
1383 /* FIXME: Use a bitmap */
1384 gboolean *vreg_is_ref;
1385
1386 /* Size of above array */
1387 guint32 vreg_is_ref_len;
1388
1389 /* Marks vregs which hold a managed pointer */
1390 /* FIXME: Use a bitmap */
1391 gboolean *vreg_is_mp;
1392
1393 /* Size of above array */
1394 guint32 vreg_is_mp_len;
1395
1396 /*
1397 * The original method to compile, differs from 'method' when doing generic
1398 * sharing.
1399 */
1400 MonoMethod *orig_method;
1401
1402 /* Patches which describe absolute addresses embedded into the native code */
1403 GHashTable *abs_patches;
1404
1405 /* If the arch passes valuetypes by address, then for methods
1406 which use JMP the arch code should use these local
1407 variables to store the addresses of incoming valuetypes.
1408 The addresses should be stored in mono_arch_emit_prolog()
1409 and can be used when emitting code for OP_JMP. See
1410 mini-ppc.c. */
1411 MonoInst **tailcall_valuetype_addrs;
1412
1413 /* Used to implement iconv_to_r8_raw on archs that can't do raw
1414 copy between an ireg and a freg. This is an int32 var.*/
1415 MonoInst *iconv_raw_var;
1416
1417 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1418 MonoInst *fconv_to_r8_x_var;
1419
1420 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1421 MonoInst *simd_ctor_var;
1422
1423 /* Used to implement dyn_call */
1424 MonoInst *dyn_call_var;
1425
1426 /*
1427 * List of sequence points represented as IL offset+native offset pairs.
1428 * Allocated using glib.
1429 * IL offset can be -1 or 0xffffff to refer to the sequence points
1430 * inside the prolog and epilog used to implement method entry/exit events.
1431 */
1432 GPtrArray *seq_points;
1433
1434 /* The encoded sequence point info */
1435 MonoSeqPointInfo *seq_point_info;
1436
1437 /* Method headers which need to be freed after compilation */
1438 GSList *headers_to_free;
1439
1440 /* Used by AOT */
1441 guint32 got_offset, ex_info_offset, method_info_offset;
1442 /* Symbol used to refer to this method in generated assembly */
1443 char *asm_symbol;
1444 char *llvm_method_name;
1445
1446 MonoJitExceptionInfo *llvm_ex_info;
1447 guint32 llvm_ex_info_len;
1448 int llvm_this_reg, llvm_this_offset;
1449
1450 GSList *try_block_holes;
1451
1452 /* DWARF location list for 'this' */
1453 GSList *this_loclist;
1454
1455 /* DWARF location list for 'rgctx_var' */
1456 GSList *rgctx_loclist;
1457
1458 /* GC Maps */
1459
1460 /* The offsets of the locals area relative to the frame pointer */
1461 gint locals_min_stack_offset, locals_max_stack_offset;
1462
1463 /* The final CFA rule at the end of the prolog */
1464 int cfa_reg, cfa_offset;
1465
1466 /* Points to a MonoCompileGC */
1467 gpointer gc_info;
1468
1469 /*
1470 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1471 * image etc, but it requires a 4 byte alignment.
1472 */
1473 guint8 *gc_map;
1474 guint32 gc_map_size;
1475
1476 /* Stats */
1477 int stat_allocate_var;
1478 int stat_locals_stack_size;
1479 int stat_basic_blocks;
1480 int stat_cil_code_size;
1481 int stat_n_regvars;
1482 int stat_inlineable_methods;
1483 int stat_inlined_methods;
1484 int stat_cas_demand_generation;
1485 int stat_code_reallocs;
1486 } MonoCompile;
1487
1488 typedef enum {
1489 MONO_CFG_HAS_ALLOCA = 1 << 0,
1490 MONO_CFG_HAS_CALLS = 1 << 1,
1491 MONO_CFG_HAS_LDELEMA = 1 << 2,
1492 MONO_CFG_HAS_VARARGS = 1 << 3,
1493 MONO_CFG_HAS_TAIL = 1 << 4,
1494 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1495 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1496 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1497 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1498 } MonoCompileFlags;
1499
1500 typedef struct {
1501 gint32 methods_compiled;
1502 gint32 methods_aot;
1503 gint32 methods_lookups;
1504 gint32 allocate_var;
1505 gint32 cil_code_size;
1506 gint32 native_code_size;
1507 gint32 code_reallocs;
1508 gint32 max_code_size_ratio;
1509 gint32 biggest_method_size;
1510 gint32 allocated_code_size;
1511 gint32 inlineable_methods;
1512 gint32 inlined_methods;
1513 gint32 basic_blocks;
1514 gint32 max_basic_blocks;
1515 gint32 locals_stack_size;
1516 gint32 regvars;
1517 gint32 cas_declsec_check;
1518 gint32 cas_linkdemand_icall;
1519 gint32 cas_linkdemand_pinvoke;
1520 gint32 cas_linkdemand_aptc;
1521 gint32 cas_linkdemand;
1522 gint32 cas_demand_generation;
1523 gint32 generic_virtual_invocations;
1524 int methods_with_llvm;
1525 int methods_without_llvm;
1526 char *max_ratio_method;
1527 char *biggest_method;
1528 double jit_time;
1529 gboolean enabled;
1530 } MonoJitStats;
1531
1532 extern MonoJitStats mono_jit_stats;
1533
1534 /* opcodes: value assigned after all the CIL opcodes */
1535 #ifdef MINI_OP
1536 #undef MINI_OP
1537 #endif
1538 #ifdef MINI_OP3
1539 #undef MINI_OP3
1540 #endif
1541 #define MINI_OP(a,b,dest,src1,src2) a,
1542 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1543 enum {
1544 OP_START = MONO_CEE_LAST - 1,
1545 #include "mini-ops.h"
1546 OP_LAST
1547 };
1548 #undef MINI_OP
1549 #undef MINI_OP3
1550
1551 #if SIZEOF_VOID_P == 8
1552 #define OP_PCONST OP_I8CONST
1553 #define OP_PADD OP_LADD
1554 #define OP_PADD_IMM OP_LADD_IMM
1555 #define OP_PAND_IMM OP_LAND_IMM
1556 #define OP_PSUB OP_LSUB
1557 #define OP_PMUL OP_LMUL
1558 #define OP_PMUL_IMM OP_LMUL_IMM
1559 #define OP_PNEG OP_LNEG
1560 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1561 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1562 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1563 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1564 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1565 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1566 #define OP_PBEQ OP_LBEQ
1567 #define OP_PCEQ OP_LCEQ
1568 #define OP_PBNE_UN OP_LBNE_UN
1569 #define OP_PBGE_UN OP_LBGE_UN
1570 #define OP_PBLT_UN OP_LBLT_UN
1571 #define OP_PBGE OP_LBGE
1572 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1573 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1574 #else
1575 #define OP_PCONST OP_ICONST
1576 #define OP_PADD OP_IADD
1577 #define OP_PADD_IMM OP_IADD_IMM
1578 #define OP_PAND_IMM OP_IAND_IMM
1579 #define OP_PSUB OP_ISUB
1580 #define OP_PMUL OP_IMUL
1581 #define OP_PMUL_IMM OP_IMUL_IMM
1582 #define OP_PNEG OP_INEG
1583 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1584 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1585 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1586 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1587 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1588 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1589 #define OP_PBEQ OP_IBEQ
1590 #define OP_PCEQ OP_ICEQ
1591 #define OP_PBNE_UN OP_IBNE_UN
1592 #define OP_PBGE_UN OP_IBGE_UN
1593 #define OP_PBLT_UN OP_IBLT_UN
1594 #define OP_PBGE OP_IBGE
1595 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1596 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1597 #endif
1598
1599 /* Opcodes to load/store regsize quantities */
1600 #if defined (__mono_ilp32__)
1601 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1602 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1603 #else
1604 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1605 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1606 #endif
1607
1608 typedef enum {
1609 STACK_INV,
1610 STACK_I4,
1611 STACK_I8,
1612 STACK_PTR,
1613 STACK_R8,
1614 STACK_MP,
1615 STACK_OBJ,
1616 STACK_VTYPE,
1617 STACK_MAX
1618 } MonoStackType;
1619
1620 typedef struct {
1621 union {
1622 double r8;
1623 gint32 i4;
1624 gint64 i8;
1625 gpointer p;
1626 MonoClass *klass;
1627 } data;
1628 int type;
1629 } StackSlot;
1630
1631 #if HAVE_ARRAY_ELEM_INIT
1632 extern const guint8 mono_burg_arity [];
1633 #else
1634 extern guint8 mono_burg_arity [];
1635 #endif
1636
1637 extern const char MONO_ARCH_CPU_SPEC [] MONO_INTERNAL;
1638 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1639 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1640 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [] MONO_INTERNAL;
1641 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1642
1643 enum {
1644 MONO_COMP_DOM = 1,
1645 MONO_COMP_IDOM = 2,
1646 MONO_COMP_DFRONTIER = 4,
1647 MONO_COMP_DOM_REV = 8,
1648 MONO_COMP_LIVENESS = 16,
1649 MONO_COMP_SSA = 32,
1650 MONO_COMP_SSA_DEF_USE = 64,
1651 MONO_COMP_REACHABILITY = 128,
1652 MONO_COMP_LOOPS = 256
1653 };
1654
1655 typedef enum {
1656 MONO_GRAPH_CFG = 1,
1657 MONO_GRAPH_DTREE = 2,
1658 MONO_GRAPH_CFG_CODE = 4,
1659 MONO_GRAPH_CFG_SSA = 8,
1660 MONO_GRAPH_CFG_OPTCODE = 16
1661 } MonoGraphOptions;
1662
1663 typedef struct {
1664 guint16 size;
1665 guint16 offset;
1666 guint8 pad;
1667 } MonoJitArgumentInfo;
1668
1669 typedef struct {
1670 gboolean handle_sigint;
1671 gboolean keep_delegates;
1672 gboolean reverse_pinvoke_exceptions;
1673 gboolean collect_pagefault_stats;
1674 gboolean break_on_unverified;
1675 gboolean better_cast_details;
1676 gboolean mdb_optimizations;
1677 gboolean no_gdb_backtrace;
1678 gboolean suspend_on_sigsegv;
1679 gboolean suspend_on_unhandled;
1680 gboolean dyn_runtime_invoke;
1681 gboolean gdb;
1682 gboolean gen_seq_points;
1683 gboolean explicit_null_checks;
1684 /*
1685 * Fill stack frames with 0x2a in method prologs. This helps with the
1686 * debugging of the stack marking code in the GC.
1687 */
1688 gboolean init_stacks;
1689
1690 /*
1691 * Whenever to implement single stepping and breakpoints without signals in the
1692 * soft debugger. This is useful on platforms without signals, like the ps3, or during
1693 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
1694 * is hit.
1695 */
1696 gboolean soft_breakpoints;
1697 /*
1698 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
1699 */
1700 gboolean break_on_exc;
1701 /*
1702 * Load AOT JIT info eagerly.
1703 */
1704 gboolean load_aot_jit_info_eagerly;
1705 } MonoDebugOptions;
1706
1707 enum {
1708 BRANCH_NOT_TAKEN,
1709 BRANCH_TAKEN,
1710 BRANCH_UNDEF
1711 };
1712
1713 typedef enum {
1714 CMP_EQ,
1715 CMP_NE,
1716 CMP_LE,
1717 CMP_GE,
1718 CMP_LT,
1719 CMP_GT,
1720 CMP_LE_UN,
1721 CMP_GE_UN,
1722 CMP_LT_UN,
1723 CMP_GT_UN
1724 } CompRelation;
1725
1726 typedef enum {
1727 CMP_TYPE_L,
1728 CMP_TYPE_I,
1729 CMP_TYPE_F
1730 } CompType;
1731
1732 /* Implicit exceptions */
1733 enum {
1734 MONO_EXC_INDEX_OUT_OF_RANGE,
1735 MONO_EXC_OVERFLOW,
1736 MONO_EXC_ARITHMETIC,
1737 MONO_EXC_DIVIDE_BY_ZERO,
1738 MONO_EXC_INVALID_CAST,
1739 MONO_EXC_NULL_REF,
1740 MONO_EXC_ARRAY_TYPE_MISMATCH,
1741 MONO_EXC_ARGUMENT,
1742 MONO_EXC_INTRINS_NUM
1743 };
1744
1745 enum {
1746 MINI_TOKEN_SOURCE_CLASS,
1747 MINI_TOKEN_SOURCE_METHOD,
1748 MINI_TOKEN_SOURCE_FIELD
1749 };
1750
1751 /*
1752 * Information about a trampoline function.
1753 */
1754 typedef struct
1755 {
1756 /*
1757 * The native code of the trampoline. Not owned by this structure.
1758 */
1759 guint8 *code;
1760 guint32 code_size;
1761 /*
1762 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
1763 * structure.
1764 */
1765 char *name;
1766 /*
1767 * Patches required by the trampoline when aot-ing. Owned by this structure.
1768 */
1769 MonoJumpInfo *ji;
1770 /*
1771 * Unwind information. Owned by this structure.
1772 */
1773 GSList *unwind_ops;
1774 } MonoTrampInfo;
1775
1776 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
1777
1778 /* main function */
1779 int mono_main (int argc, char* argv[]);
1780 void mono_set_defaults (int verbose_level, guint32 opts);
1781 MonoDomain* mini_init (const char *filename, const char *runtime_version) MONO_INTERNAL;
1782 void mini_cleanup (MonoDomain *domain) MONO_INTERNAL;
1783 MonoDebugOptions *mini_get_debug_options (void) MONO_INTERNAL;
1784
1785 /* helper methods */
1786 void mono_disable_optimizations (guint32 opts) MONO_INTERNAL;
1787 void mono_set_optimizations (guint32 opts) MONO_INTERNAL;
1788 void mono_set_verbose_level (guint32 level) MONO_INTERNAL;
1789 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token) MONO_INTERNAL;
1790 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context) MONO_INTERNAL;
1791 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region) MONO_INTERNAL;
1792 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset) MONO_INTERNAL;
1793 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
1794
1795 void mono_precompile_assemblies (void) MONO_INTERNAL;
1796 int mono_parse_default_optimizations (const char* p);
1797 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
1798 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1799 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1800 void mono_verify_bblock (MonoBasicBlock *bb) MONO_INTERNAL;
1801 void mono_verify_cfg (MonoCompile *cfg) MONO_INTERNAL;
1802 void mono_constant_fold (MonoCompile *cfg) MONO_INTERNAL;
1803 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite) MONO_INTERNAL;
1804 int mono_eval_cond_branch (MonoInst *branch) MONO_INTERNAL;
1805 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
1806 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size) MONO_INTERNAL;
1807 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode) MONO_INTERNAL;
1808 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg) MONO_INTERNAL;
1809 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) MONO_INTERNAL;
1810 MonoInst* mono_compile_create_var_load (MonoCompile *cfg, gssize var_index) MONO_INTERNAL;
1811 MonoInst* mono_compile_create_var_store (MonoCompile *cfg, gssize var_index, MonoInst *value) MONO_INTERNAL;
1812 MonoType* mono_type_from_stack_type (MonoInst *ins) MONO_INTERNAL;
1813 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1814 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1815 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1816 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type) MONO_INTERNAL;
1817 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1818 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1819 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
1820 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg) MONO_INTERNAL;
1821 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg) MONO_INTERNAL;
1822
1823 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1824 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1825 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2) MONO_INTERNAL;
1826 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1827 void mono_nullify_basic_block (MonoBasicBlock *bb) MONO_INTERNAL;
1828 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn) MONO_INTERNAL;
1829 void mono_optimize_branches (MonoCompile *cfg) MONO_INTERNAL;
1830
1831 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom) MONO_INTERNAL;
1832 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1833 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1834 void mono_print_bb (MonoBasicBlock *bb, const char *msg) MONO_INTERNAL;
1835 void mono_print_code (MonoCompile *cfg, const char *msg) MONO_INTERNAL;
1836 void mono_print_method_from_ip (void *ip);
1837 char *mono_pmip (void *ip);
1838 gboolean mono_debug_count (void) MONO_INTERNAL;
1839 const char* mono_inst_name (int op);
1840 void mono_inst_set_src_registers (MonoInst *ins, int *regs) MONO_INTERNAL;
1841 int mono_op_to_op_imm (int opcode) MONO_INTERNAL;
1842 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1843 int mono_load_membase_to_load_mem (int opcode) MONO_INTERNAL;
1844 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1845 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1846 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type) MONO_INTERNAL;
1847 guint32 mono_reverse_branch_op (guint32 opcode) MONO_INTERNAL;
1848 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id) MONO_INTERNAL;
1849 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
1850 void mono_remove_patch_info (MonoCompile *cfg, int ip) MONO_INTERNAL;
1851 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info) MONO_INTERNAL;
1852 guint mono_patch_info_hash (gconstpointer data) MONO_INTERNAL;
1853 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb) MONO_INTERNAL;
1854 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1855 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
1856 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji) MONO_INTERNAL;
1857 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1858 gpointer mono_jit_compile_method (MonoMethod *method) MONO_INTERNAL;
1859 MonoLMF * mono_get_lmf (void) MONO_INTERNAL;
1860 MonoLMF** mono_get_lmf_addr (void) MONO_INTERNAL;
1861 void mono_set_lmf (MonoLMF *lmf) MONO_INTERNAL;
1862 MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
1863 void mono_jit_set_domain (MonoDomain *domain);
1864 MonoNativeTlsKey mono_get_jit_tls_key (void) MONO_INTERNAL;
1865 gint32 mono_get_jit_tls_offset (void) MONO_INTERNAL;
1866 gint32 mono_get_lmf_tls_offset (void) MONO_INTERNAL;
1867 gint32 mono_get_lmf_addr_tls_offset (void) MONO_INTERNAL;
1868 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg) MONO_INTERNAL;
1869 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1870 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1871 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1872 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type) MONO_INTERNAL;
1873 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type) MONO_INTERNAL;
1874 void mono_analyze_liveness (MonoCompile *cfg) MONO_INTERNAL;
1875 void mono_analyze_liveness_gc (MonoCompile *cfg) MONO_INTERNAL;
1876 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask) MONO_INTERNAL;
1877 void mono_global_regalloc (MonoCompile *cfg) MONO_INTERNAL;
1878 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks) MONO_INTERNAL;
1879 int mono_compile_assembly (MonoAssembly *ass, guint32 opts, const char *aot_options) MONO_INTERNAL;
1880 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts) MONO_INTERNAL;
1881 void mono_destroy_compile (MonoCompile *cfg) MONO_INTERNAL;
1882 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode) MONO_INTERNAL;
1883 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1884 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1885 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1886 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile) MONO_INTERNAL;
1887 MonoInst *mono_get_got_var (MonoCompile *cfg) MONO_INTERNAL;
1888 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset) MONO_INTERNAL;
1889 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to) MONO_INTERNAL;
1890 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args) MONO_INTERNAL;
1891 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this) MONO_INTERNAL;
1892 void mono_create_helper_signatures (void) MONO_INTERNAL;
1893
1894 gboolean mini_class_is_system_array (MonoClass *klass) MONO_INTERNAL;
1895 MonoMethodSignature *mono_get_element_address_signature (int arity) MONO_INTERNAL;
1896 MonoJitICallInfo *mono_get_element_address_icall (int rank) MONO_INTERNAL;
1897 MonoJitICallInfo *mono_get_array_new_va_icall (int rank) MONO_INTERNAL;
1898
1899 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to) MONO_INTERNAL;
1900 void mono_linterval_print (MonoLiveInterval *interval) MONO_INTERNAL;
1901 void mono_linterval_print_nl (MonoLiveInterval *interval) MONO_INTERNAL;
1902 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos) MONO_INTERNAL;
1903 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2) MONO_INTERNAL;
1904 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos) MONO_INTERNAL;
1905 void mono_liveness_handle_exception_clauses (MonoCompile *cfg) MONO_INTERNAL;
1906
1907 /* Native Client functions */
1908 gpointer mono_realloc_native_code(MonoCompile *cfg);
1909 #ifdef __native_client_codegen__
1910 void mono_nacl_align_inst(guint8 **pcode, int instlen);
1911 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
1912 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
1913 guint8 *mono_nacl_align(guint8 *code);
1914 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
1915 /* Defined for each arch */
1916 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
1917 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
1918
1919 extern const guint kNaClAlignment;
1920 extern const guint kNaClAlignmentMask;
1921 #endif
1922
1923 #if defined(__native_client__) || defined(__native_client_codegen__)
1924 void mono_nacl_gc();
1925 #endif
1926
1927 #if defined(__native_client_codegen__) || defined(__native_client__)
1928 #define NACL_SIZE(a, b) (b)
1929 #else
1930 #define NACL_SIZE(a, b) (a)
1931 #endif
1932
1933 /* AOT */
1934 void mono_aot_init (void) MONO_INTERNAL;
1935 void mono_aot_cleanup (void) MONO_INTERNAL;
1936 gpointer mono_aot_get_method (MonoDomain *domain,
1937 MonoMethod *method) MONO_INTERNAL;
1938 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token) MONO_INTERNAL;
1939 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr) MONO_INTERNAL;
1940 guint8* mono_aot_get_plt_entry (guint8 *code) MONO_INTERNAL;
1941 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1942 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res) MONO_INTERNAL;
1943 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass) MONO_INTERNAL;
1944 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr) MONO_INTERNAL;
1945 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code) MONO_INTERNAL;
1946 void mono_aot_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
1947 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot) MONO_INTERNAL;
1948 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1949 gpointer mono_aot_get_trampoline (const char *name) MONO_INTERNAL;
1950 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method) MONO_INTERNAL;
1951 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1952 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr) MONO_INTERNAL;
1953 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1954 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr) MONO_INTERNAL;
1955 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len) MONO_INTERNAL;
1956 guint32 mono_aot_method_hash (MonoMethod *method) MONO_INTERNAL;
1957 char* mono_aot_wrapper_name (MonoMethod *method) MONO_INTERNAL;
1958 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method) MONO_INTERNAL;
1959 guint32 mono_aot_get_got_offset (MonoJumpInfo *ji) MONO_LLVM_INTERNAL;
1960 char* mono_aot_get_method_name (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1961 char* mono_aot_get_plt_symbol (MonoJumpInfoType type, gconstpointer data) MONO_LLVM_INTERNAL;
1962 MonoJumpInfo* mono_aot_patch_info_dup (MonoJumpInfo* ji) MONO_LLVM_INTERNAL;
1963 void mono_aot_set_make_unreadable (gboolean unreadable) MONO_INTERNAL;
1964 gboolean mono_aot_is_pagefault (void *ptr) MONO_INTERNAL;
1965 void mono_aot_handle_pagefault (void *ptr) MONO_INTERNAL;
1966 void mono_aot_register_jit_icall (const char *name, gpointer addr) MONO_INTERNAL;
1967 void* mono_aot_readonly_field_override (MonoClassField *field) MONO_INTERNAL;
1968
1969 /* This is an exported function */
1970 void mono_aot_register_globals (gpointer *globals);
1971 /* This too */
1972 void mono_aot_register_module (gpointer *aot_info);
1973
1974 void mono_xdebug_init (char *xdebug_opts) MONO_INTERNAL;
1975 void mono_save_xdebug_info (MonoCompile *cfg) MONO_INTERNAL;
1976 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info) MONO_INTERNAL;
1977 /* This is an exported function */
1978 void mono_xdebug_flush (void);
1979
1980 /* LLVM backend */
1981 void mono_llvm_init (void) MONO_LLVM_INTERNAL;
1982 void mono_llvm_cleanup (void) MONO_LLVM_INTERNAL;
1983 void mono_llvm_emit_method (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1984 void mono_llvm_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_LLVM_INTERNAL;
1985 void mono_llvm_create_aot_module (const char *got_symbol) MONO_LLVM_INTERNAL;
1986 void mono_llvm_emit_aot_module (const char *filename, int got_size) MONO_LLVM_INTERNAL;
1987 void mono_llvm_check_method_supported (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1988
1989 gboolean mono_method_blittable (MonoMethod *method) MONO_INTERNAL;
1990 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee) MONO_INTERNAL;
1991
1992 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw) MONO_INTERNAL;
1993 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options) MONO_INTERNAL;
1994 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1995 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr) MONO_INTERNAL;
1996
1997 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
1998
1999 int mono_find_method_opcode (MonoMethod *method) MONO_INTERNAL;
2000 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save) MONO_INTERNAL;
2001 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2002
2003 void mono_trampolines_init (void) MONO_INTERNAL;
2004 void mono_trampolines_cleanup (void) MONO_INTERNAL;
2005 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type) MONO_INTERNAL;
2006 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
2007 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2008 MonoMethod *method,
2009 gboolean add_sync_wrapper) MONO_INTERNAL;
2010 gpointer mono_create_class_init_trampoline (MonoVTable *vtable) MONO_INTERNAL;
2011 gpointer mono_create_generic_class_init_trampoline (void) MONO_INTERNAL;
2012 gpointer mono_create_jit_trampoline (MonoMethod *method) MONO_INTERNAL;
2013 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token) MONO_INTERNAL;
2014 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2015 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass) MONO_INTERNAL;
2016 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset) MONO_INTERNAL;
2017 gpointer mono_create_monitor_enter_trampoline (void) MONO_INTERNAL;
2018 gpointer mono_create_monitor_exit_trampoline (void) MONO_INTERNAL;
2019 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
2020 gpointer mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_LLVM_INTERNAL;
2021 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
2022 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
2023 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp) MONO_INTERNAL;
2024 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp) MONO_INTERNAL;
2025 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
2026 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2027 guint8* tramp) MONO_INTERNAL;
2028 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2029 guint8* tramp) MONO_INTERNAL;
2030 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
2031 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
2032 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
2033 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
2034 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2035 gpointer mini_get_vtable_trampoline (int slot_index) MONO_INTERNAL;
2036 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type) MONO_INTERNAL;
2037 char* mono_get_rgctx_fetch_trampoline_name (int slot) MONO_INTERNAL;
2038 gpointer mini_add_method_trampoline (MonoMethod *orig_method, MonoMethod *m, gpointer compiled_method, MonoJitInfo *caller_ji, gboolean add_static_rgctx_tramp) MONO_INTERNAL;
2039
2040 gboolean mono_running_on_valgrind (void) MONO_INTERNAL;
2041 void* mono_global_codeman_reserve (int size) MONO_INTERNAL;
2042 void* nacl_global_codeman_get_dest(void *data) MONO_INTERNAL;
2043 void mono_global_codeman_commit(void *data, int size, int newsize) MONO_INTERNAL;
2044 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end) MONO_INTERNAL;
2045 const char *mono_regname_full (int reg, int bank) MONO_INTERNAL;
2046 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
2047 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
2048 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname) MONO_INTERNAL;
2049 void mono_remove_critical_edges (MonoCompile *cfg) MONO_INTERNAL;
2050 gboolean mono_is_regsize_var (MonoType *t) MONO_INTERNAL;
2051 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align) MONO_INTERNAL;
2052 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native) MONO_INTERNAL;
2053 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass) MONO_INTERNAL;
2054 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2055 CompType mono_opcode_to_type (int opcode, int cmp_opcode) MONO_INTERNAL;
2056 CompRelation mono_negate_cond (CompRelation cond) MONO_INTERNAL;
2057 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
2058 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
2059 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
2060 MonoUnwindOp *mono_create_unwind_op (int when,
2061 int tag, int reg,
2062 int val) MONO_INTERNAL;
2063 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2064 int tag, int reg,
2065 int val) MONO_INTERNAL;
2066 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops) MONO_INTERNAL;
2067 void mono_tramp_info_free (MonoTrampInfo *info) MONO_INTERNAL;
2068
2069 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2070 MonoInst *return_var, GList *dont_inline, MonoInst **inline_args,
2071 guint inline_offset, gboolean is_virtual_call) MONO_INTERNAL;
2072
2073 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
2074 void mono_decompose_long_opts (MonoCompile *cfg) MONO_INTERNAL;
2075 void mono_decompose_vtype_opts (MonoCompile *cfg) MONO_INTERNAL;
2076 void mono_decompose_array_access_opts (MonoCompile *cfg) MONO_INTERNAL;
2077 void mono_decompose_soft_float (MonoCompile *cfg) MONO_INTERNAL;
2078 void mono_handle_global_vregs (MonoCompile *cfg) MONO_INTERNAL;
2079 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts) MONO_INTERNAL;
2080 void mono_if_conversion (MonoCompile *cfg) MONO_INTERNAL;
2081
2082 /* methods that must be provided by the arch-specific port */
2083 void mono_arch_init (void) MONO_INTERNAL;
2084 void mono_arch_finish_init (void) MONO_INTERNAL;
2085 void mono_arch_cleanup (void) MONO_INTERNAL;
2086 void mono_arch_cpu_init (void) MONO_INTERNAL;
2087 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask) MONO_INTERNAL;
2088 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code) MONO_INTERNAL;
2089 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
2090 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
2091 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers) MONO_INTERNAL;
2092 void mono_codegen (MonoCompile *cfg) MONO_INTERNAL;
2093 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2094 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt) MONO_INTERNAL;
2095 const char *mono_arch_regname (int reg) MONO_INTERNAL;
2096 const char *mono_arch_fregname (int reg) MONO_INTERNAL;
2097 void mono_arch_exceptions_init (void) MONO_INTERNAL;
2098 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2099 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2100 gpointer mono_arch_create_generic_class_init_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2101 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info) MONO_INTERNAL;
2102 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2103 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2104 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2105 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg) MONO_INTERNAL;
2106 GList *mono_arch_get_global_int_regs (MonoCompile *cfg) MONO_INTERNAL;
2107 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg) MONO_INTERNAL;
2108 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
2109 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
2110 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv) MONO_INTERNAL;
2111 void mono_arch_patch_code (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, MonoCodeManager *dyn_code_mp, gboolean run_cctors) MONO_INTERNAL;
2112 void mono_arch_flush_icache (guint8 *code, gint size) MONO_INTERNAL;
2113 int mono_arch_max_epilog_size (MonoCompile *cfg) MONO_INTERNAL;
2114 guint8 *mono_arch_emit_prolog (MonoCompile *cfg) MONO_INTERNAL;
2115 void mono_arch_emit_epilog (MonoCompile *cfg) MONO_INTERNAL;
2116 void mono_arch_emit_exceptions (MonoCompile *cfg) MONO_INTERNAL;
2117 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
2118 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
2119 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
2120 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
2121 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls) MONO_INTERNAL;
2122 void mono_arch_fill_argument_info (MonoCompile *cfg) MONO_INTERNAL;
2123 void mono_arch_allocate_vars (MonoCompile *m) MONO_INTERNAL;
2124 int mono_arch_get_argument_info (MonoGenericSharingContext *gsctx, MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info) MONO_INTERNAL;
2125 gboolean mono_arch_print_tree (MonoInst *tree, int arity) MONO_INTERNAL;
2126 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
2127 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src) MONO_INTERNAL;
2128 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val) MONO_INTERNAL;
2129 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig) MONO_INTERNAL;
2130 void mono_arch_dyn_call_free (MonoDynCallInfo *info) MONO_INTERNAL;
2131 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len) MONO_INTERNAL;
2132 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf) MONO_INTERNAL;
2133 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2134 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
2135 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
2136 GSList* mono_arch_get_delegate_invoke_impls (void) MONO_INTERNAL;
2137 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2138 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji) MONO_INTERNAL;
2139 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target) MONO_INTERNAL;
2140 GSList* mono_arch_get_cie_program (void) MONO_INTERNAL;
2141 void mono_arch_set_target (char *mtriple) MONO_INTERNAL;
2142 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig) MONO_INTERNAL;
2143 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2144 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethod *m, MonoMethod *gsharedvt_method, MonoGenericSharingContext *gsctx, gboolean gsharedvt_in, gint32 vcall_offset) MONO_INTERNAL;
2145
2146 /* Soft Debug support */
2147 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2148 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
2149 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
2150 void mono_arch_start_single_stepping (void) MONO_INTERNAL;
2151 void mono_arch_stop_single_stepping (void) MONO_INTERNAL;
2152 gboolean mono_arch_is_single_step_event (void *info, void *sigctx) MONO_INTERNAL;
2153 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx) MONO_INTERNAL;
2154 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji) MONO_INTERNAL;
2155 void mono_arch_skip_single_step (MonoContext *ctx) MONO_INTERNAL;
2156 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code) MONO_INTERNAL;
2157 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func) MONO_INTERNAL;
2158 #endif
2159
2160 gboolean
2161 mono_arch_find_jit_info (MonoDomain *domain, MonoJitTlsData *jit_tls,
2162 MonoJitInfo *ji, MonoContext *ctx,
2163 MonoContext *new_ctx, MonoLMF **lmf,
2164 mgreg_t **save_locations,
2165 StackFrameInfo *frame_info) MONO_INTERNAL;
2166 gpointer mono_arch_get_throw_exception_by_name (void) MONO_INTERNAL;
2167 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2168 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2169 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2170 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2171 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2172 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2173 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj) MONO_INTERNAL;
2174 void mono_arch_handle_altstack_exception (void *sigctx, gpointer fault_addr, gboolean stack_ovf) MONO_INTERNAL;
2175 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
2176 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
2177 gpointer mono_arch_ip_from_context (void *sigctx) MONO_INTERNAL;
2178 void mono_arch_sigctx_to_monoctx (void *sigctx, MonoContext *ctx) MONO_INTERNAL;
2179 void mono_arch_monoctx_to_sigctx (MonoContext *mctx, void *ctx) MONO_INTERNAL;
2180 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg) MONO_INTERNAL;
2181 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val) MONO_INTERNAL;
2182 void mono_arch_flush_register_windows (void) MONO_INTERNAL;
2183 gboolean mono_arch_is_inst_imm (gint64 imm) MONO_INTERNAL;
2184 MonoInst* mono_arch_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
2185 gboolean mono_arch_is_int_overflow (void *sigctx, void *info) MONO_INTERNAL;
2186 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg) MONO_INTERNAL;
2187 guint32 mono_arch_get_patch_offset (guint8 *code) MONO_INTERNAL;
2188 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
2189 void mono_arch_create_vars (MonoCompile *cfg) MONO_INTERNAL;
2190 void mono_arch_save_unwind_info (MonoCompile *cfg) MONO_INTERNAL;
2191 void mono_arch_register_lowlevel_calls (void) MONO_INTERNAL;
2192 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
2193 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr) MONO_INTERNAL;
2194 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset) MONO_INTERNAL;
2195 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr) MONO_INTERNAL;
2196 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr) MONO_INTERNAL;
2197 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
2198 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs) MONO_INTERNAL;
2199 void mono_arch_nullify_plt_entry (guint8 *code, mgreg_t *regs) MONO_INTERNAL;
2200 int mono_arch_get_this_arg_reg (guint8 *code) MONO_INTERNAL;
2201 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2202 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target) MONO_INTERNAL;
2203 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
2204 void mono_arch_emit_imt_argument (MonoCompile *cfg, MonoCallInst *call, MonoInst *imt_arg) MONO_INTERNAL;
2205 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2206 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2207 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
2208 void mono_arch_notify_pending_exc (void) MONO_INTERNAL;
2209 guint8* mono_arch_get_call_target (guint8 *code) MONO_INTERNAL;
2210 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2211 GSList *mono_arch_get_trampolines (gboolean aot) MONO_INTERNAL;
2212
2213 /* Handle block guard */
2214 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value) MONO_INTERNAL;
2215 gpointer mono_arch_create_handler_block_trampoline (void) MONO_INTERNAL;
2216 gpointer mono_create_handler_block_trampoline (void) MONO_INTERNAL;
2217 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx) MONO_INTERNAL;
2218
2219 /*New interruption machinery */
2220 void
2221 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data) MONO_INTERNAL;
2222
2223 void
2224 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data) MONO_INTERNAL;
2225
2226 gboolean
2227 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoNativeThreadId thread_id, MonoNativeThreadHandle thread_handle) MONO_INTERNAL;
2228
2229
2230 /* Exception handling */
2231 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2232
2233 void mono_exceptions_init (void) MONO_INTERNAL;
2234 gboolean mono_handle_exception (MonoContext *ctx, gpointer obj) MONO_INTERNAL;
2235 void mono_handle_native_sigsegv (int signal, void *sigctx) MONO_INTERNAL;
2236 void mono_print_thread_dump (void *sigctx);
2237 void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2238 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data) MONO_INTERNAL;
2239 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data) MONO_INTERNAL;
2240 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data) MONO_INTERNAL;
2241 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx) MONO_INTERNAL;
2242 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx) MONO_INTERNAL;
2243 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx) MONO_INTERNAL;
2244
2245 void mono_setup_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
2246 void mono_free_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
2247 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
2248 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain) MONO_INTERNAL;
2249 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2250
2251 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) MONO_INTERNAL;
2252
2253 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2254 gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2255
2256 gboolean
2257 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2258 MonoJitInfo *prev_ji, MonoContext *ctx,
2259 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2260 mgreg_t **save_locations,
2261 StackFrameInfo *frame) MONO_INTERNAL;
2262
2263 gpointer mono_get_throw_exception (void) MONO_INTERNAL;
2264 gpointer mono_get_rethrow_exception (void) MONO_INTERNAL;
2265 gpointer mono_get_call_filter (void) MONO_INTERNAL;
2266 gpointer mono_get_restore_context (void) MONO_INTERNAL;
2267 gpointer mono_get_throw_exception_by_name (void) MONO_INTERNAL;
2268 gpointer mono_get_throw_corlib_exception (void) MONO_INTERNAL;
2269
2270 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info) MONO_INTERNAL;
2271 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2272 MonoReflectionMethod **method,
2273 gint32 *iloffset, gint32 *native_offset,
2274 MonoString **file, gint32 *line, gint32 *column) MONO_INTERNAL;
2275 MonoString *ves_icall_System_Exception_get_trace (MonoException *exc) MONO_INTERNAL;
2276 void mono_set_cast_details (MonoClass *from, MonoClass *to) MONO_INTERNAL;
2277
2278 /* Installs a function which is called when the runtime encounters an unhandled exception.
2279 * This hook isn't expected to return.
2280 * If no hook has been installed, the runtime will print a message before aborting.
2281 */
2282 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2283 void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2284 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2285
2286 /* Dominator/SSA methods */
2287 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags) MONO_INTERNAL;
2288 void mono_compute_natural_loops (MonoCompile *cfg) MONO_INTERNAL;
2289 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set) MONO_INTERNAL;
2290 void mono_ssa_compute (MonoCompile *cfg) MONO_INTERNAL;
2291 void mono_ssa_remove (MonoCompile *cfg) MONO_INTERNAL;
2292 void mono_ssa_cprop (MonoCompile *cfg) MONO_INTERNAL;
2293 void mono_ssa_deadce (MonoCompile *cfg) MONO_INTERNAL;
2294 void mono_ssa_strength_reduction (MonoCompile *cfg) MONO_INTERNAL;
2295 void mono_free_loop_info (MonoCompile *cfg) MONO_INTERNAL;
2296
2297 void mono_ssa_compute2 (MonoCompile *cfg);
2298 void mono_ssa_remove2 (MonoCompile *cfg);
2299 void mono_ssa_cprop2 (MonoCompile *cfg);
2300 void mono_ssa_deadce2 (MonoCompile *cfg);
2301
2302 /* debugging support */
2303 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2304 guint32 breakpoint_id) MONO_INTERNAL;
2305 void mono_debug_open_method (MonoCompile *cfg) MONO_INTERNAL;
2306 void mono_debug_close_method (MonoCompile *cfg) MONO_INTERNAL;
2307 void mono_debug_free_method (MonoCompile *cfg) MONO_INTERNAL;
2308 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address) MONO_INTERNAL;
2309 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address) MONO_INTERNAL;
2310 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len) MONO_INTERNAL;
2311 void mono_debug_add_aot_method (MonoDomain *domain,
2312 MonoMethod *method, guint8 *code_start,
2313 guint8 *debug_info, guint32 debug_info_len) MONO_INTERNAL;
2314 void mono_debug_add_icall_wrapper (MonoMethod *method, MonoJitICallInfo* info) MONO_INTERNAL;
2315 void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2316 void mono_debugger_run_finally (MonoContext *start_ctx);
2317
2318 extern gssize mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
2319
2320 gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2321
2322 #ifdef MONO_DEBUGGER_SUPPORTED
2323
2324 /* Mono Debugger support */
2325 void mini_debugger_init (void);
2326 int mini_debugger_main (MonoDomain *domain, MonoAssembly *assembly, int argc, char **argv);
2327 gboolean mini_debug_running_inside_mdb (void);
2328 void mini_debugger_set_attach_ok (void);
2329
2330 #endif
2331
2332 /* Tracing */
2333 MonoTraceSpec *mono_trace_parse_options (const char *options) MONO_INTERNAL;
2334 void mono_trace_set_assembly (MonoAssembly *assembly) MONO_INTERNAL;
2335 gboolean mono_trace_eval (MonoMethod *method) MONO_INTERNAL;
2336
2337 extern void
2338 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
2339 extern void
2340 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
2341 extern void
2342 mono_perform_ssapre (MonoCompile *cfg) MONO_INTERNAL;
2343 extern void
2344 mono_local_cprop (MonoCompile *cfg) MONO_INTERNAL;
2345 extern void
2346 mono_local_cprop (MonoCompile *cfg);
2347 extern void
2348 mono_local_deadce (MonoCompile *cfg);
2349
2350 /* CAS - stack walk */
2351 MonoSecurityFrame* ves_icall_System_Security_SecurityFrame_GetSecurityFrame (gint32 skip) MONO_INTERNAL;
2352 MonoArray* ves_icall_System_Security_SecurityFrame_GetSecurityStack (gint32 skip) MONO_INTERNAL;
2353
2354 /* Generic sharing */
2355
2356 void
2357 mono_set_generic_sharing_supported (gboolean supported) MONO_INTERNAL;
2358
2359 void
2360 mono_set_generic_sharing_vt_supported (gboolean supported) MONO_INTERNAL;
2361
2362 gboolean
2363 mono_class_generic_sharing_enabled (MonoClass *class) MONO_INTERNAL;
2364
2365 gpointer
2366 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot) MONO_INTERNAL;
2367
2368 gpointer
2369 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot) MONO_INTERNAL;
2370
2371 MonoMethodRuntimeGenericContext*
2372 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst) MONO_INTERNAL;
2373
2374 gboolean
2375 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
2376
2377 int
2378 mono_class_rgctx_get_array_size (int n, gboolean mrgctx) MONO_INTERNAL;
2379
2380 guint32
2381 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2382 MonoRgctxInfoType info_type, MonoGenericContext *generic_context) MONO_INTERNAL;
2383
2384 MonoGenericContext
2385 mono_method_construct_object_context (MonoMethod *method) MONO_INTERNAL;
2386
2387 MonoMethod*
2388 mono_method_get_declaring_generic_method (MonoMethod *method) MONO_INTERNAL;
2389
2390 int
2391 mono_generic_context_check_used (MonoGenericContext *context) MONO_INTERNAL;
2392
2393 int
2394 mono_class_check_context_used (MonoClass *class) MONO_INTERNAL;
2395
2396 gboolean
2397 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars) MONO_INTERNAL;
2398
2399 gboolean
2400 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial) MONO_INTERNAL;
2401
2402 gboolean
2403 mono_method_is_generic_impl (MonoMethod *method) MONO_INTERNAL;
2404
2405 gboolean
2406 mono_method_is_generic_sharable_impl (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
2407
2408 gboolean
2409 mono_method_is_generic_sharable_impl_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt) MONO_INTERNAL;
2410
2411 gboolean
2412 mono_is_partially_sharable_inst (MonoGenericInst *inst) MONO_INTERNAL;
2413
2414 MonoGenericSharingContext* mono_get_generic_context_from_code (guint8 *code) MONO_INTERNAL;
2415
2416 MonoGenericContext* mini_method_get_context (MonoMethod *method) MONO_INTERNAL;
2417
2418 int mono_method_check_context_used (MonoMethod *method) MONO_INTERNAL;
2419
2420 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2) MONO_INTERNAL;
2421
2422 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2423 guint32 token, guint32 token_source, guint32 rgctx_type,
2424 gint32 rgctx_index) MONO_INTERNAL;
2425
2426 void mono_generic_sharing_init (void) MONO_INTERNAL;
2427 void mono_generic_sharing_cleanup (void) MONO_INTERNAL;
2428
2429 MonoClass* mini_class_get_container_class (MonoClass *class) MONO_INTERNAL;
2430 MonoGenericContext* mini_class_get_context (MonoClass *class) MONO_INTERNAL;
2431
2432 MonoType* mini_get_basic_type_from_generic (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2433 MonoType* mini_type_get_underlying_type (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2434 MonoMethod* mini_get_shared_method (MonoMethod *method) MONO_INTERNAL;
2435 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method) MONO_INTERNAL;
2436 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt) MONO_INTERNAL;
2437
2438 int mini_type_stack_size (MonoGenericSharingContext *gsctx, MonoType *t, int *align) MONO_INTERNAL;
2439 int mini_type_stack_size_full (MonoGenericSharingContext *gsctx, MonoType *t, guint32 *align, gboolean pinvoke) MONO_INTERNAL;
2440 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst) MONO_INTERNAL;
2441 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2442
2443 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb) MONO_INTERNAL;
2444
2445 void mono_cfg_set_exception (MonoCompile *cfg, int type) MONO_INTERNAL;
2446 gboolean mini_type_is_reference (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2447 gboolean mini_type_is_vtype (MonoCompile *cfg, MonoType *t) MONO_INTERNAL;
2448 gboolean mini_type_var_is_vt (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2449 gboolean mini_is_gsharedvt_klass (MonoCompile *cfg, MonoClass *klass) MONO_INTERNAL;
2450 gboolean mini_is_gsharedvt_type (MonoCompile *cfg, MonoType *t) MONO_INTERNAL;
2451 gboolean mini_is_gsharedvt_signature (MonoCompile *cfg, MonoMethodSignature *sig) MONO_INTERNAL;
2452 gboolean mini_is_gsharedvt_type_gsctx (MonoGenericSharingContext *gsctx, MonoType *t) MONO_INTERNAL;
2453 gboolean mini_is_gsharedvt_variable_type (MonoCompile *cfg, MonoType *t) MONO_INTERNAL;
2454 MonoType* mini_get_gsharedvt_alloc_type_for_type (MonoCompile *cfg, MonoType *t) MONO_INTERNAL;
2455 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method) MONO_INTERNAL;
2456 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig) MONO_INTERNAL;
2457 gpointer mini_method_get_rgctx (MonoMethod *m) MONO_INTERNAL;
2458 void mini_init_gsctx (MonoGenericContext *context, MonoGenericSharingContext *gsctx) MONO_INTERNAL;
2459
2460 /* wapihandles.c */
2461 int mini_wapi_hps (int argc, char **argv) MONO_INTERNAL;
2462
2463 int mini_wapi_semdel (int argc, char **argv) MONO_INTERNAL;
2464
2465 int mini_wapi_seminfo (int argc, char **argv) MONO_INTERNAL;
2466
2467 /* SIMD support */
2468
2469 /*
2470 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2471 */
2472 enum {
2473 SIMD_VERSION_SSE1 = 1 << 0,
2474 SIMD_VERSION_SSE2 = 1 << 1,
2475 SIMD_VERSION_SSE3 = 1 << 2,
2476 SIMD_VERSION_SSSE3 = 1 << 3,
2477 SIMD_VERSION_SSE41 = 1 << 4,
2478 SIMD_VERSION_SSE42 = 1 << 5,
2479 SIMD_VERSION_SSE4a = 1 << 6,
2480 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2481 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2482 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
2483 SIMD_VERSION_SSE4a,
2484
2485 /* this value marks the end of the bit indexes used in
2486 * this emum.
2487 */
2488 SIMD_VERSION_INDEX_END = 6
2489 };
2490
2491 #define MASK(x) (1 << x)
2492
2493 enum {
2494 SIMD_COMP_EQ,
2495 SIMD_COMP_LT,
2496 SIMD_COMP_LE,
2497 SIMD_COMP_UNORD,
2498 SIMD_COMP_NEQ,
2499 SIMD_COMP_NLT,
2500 SIMD_COMP_NLE,
2501 SIMD_COMP_ORD
2502 };
2503
2504 enum {
2505 SIMD_PREFETCH_MODE_NTA,
2506 SIMD_PREFETCH_MODE_0,
2507 SIMD_PREFETCH_MODE_1,
2508 SIMD_PREFETCH_MODE_2,
2509 };
2510
2511 const char *mono_arch_xregname (int reg) MONO_INTERNAL;
2512 void mono_simd_simplify_indirection (MonoCompile *cfg) MONO_INTERNAL;
2513 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2514 guint32 mono_arch_cpu_enumerate_simd_versions (void) MONO_INTERNAL;
2515 void mono_simd_intrinsics_init (void) MONO_INTERNAL;
2516
2517 #ifdef __linux__
2518 /* maybe enable also for other systems? */
2519 #define ENABLE_JIT_MAP 1
2520 void mono_enable_jit_map (void) MONO_INTERNAL;
2521 void mono_emit_jit_map (MonoJitInfo *jinfo) MONO_INTERNAL;
2522 void mono_emit_jit_tramp (void *start, int size, const char *desc) MONO_INTERNAL;
2523 gboolean mono_jit_map_is_enabled (void) MONO_INTERNAL;
2524 #else
2525 #define mono_enable_jit_map()
2526 #define mono_emit_jit_map(ji)
2527 #define mono_emit_jit_tramp(s,z,d)
2528 #define mono_jit_map_is_enabled() (0)
2529 #endif
2530
2531 /*
2532 * Per-OS implementation functions.
2533 */
2534 void mono_runtime_install_handlers (void) MONO_INTERNAL;
2535 void mono_runtime_cleanup_handlers (void) MONO_INTERNAL;
2536 void mono_runtime_setup_stat_profiler (void) MONO_INTERNAL;
2537 void mono_runtime_shutdown_stat_profiler (void) MONO_INTERNAL;
2538 void mono_runtime_posix_install_handlers (void) MONO_INTERNAL;
2539 pid_t mono_runtime_syscall_fork (void) MONO_INTERNAL;
2540 void mono_gdb_render_native_backtraces (pid_t crashed_pid) MONO_INTERNAL;
2541
2542 /*
2543 * Signal handling
2544 */
2545 #ifdef MONO_GET_CONTEXT
2546 #define GET_CONTEXT MONO_GET_CONTEXT
2547 #endif
2548
2549 #ifndef GET_CONTEXT
2550 #ifdef HOST_WIN32
2551 #define GET_CONTEXT \
2552 void *ctx = context;
2553 #else
2554 #ifdef MONO_ARCH_USE_SIGACTION
2555 #define GET_CONTEXT \
2556 void *ctx = context;
2557 #elif defined(__HAIKU__)
2558 #define GET_CONTEXT \
2559 void *ctx = &regs;
2560 #else
2561 #define GET_CONTEXT \
2562 void **_p = (void **)&_dummy; \
2563 struct sigcontext *ctx = (struct sigcontext *)++_p;
2564 #endif
2565 #endif
2566 #endif
2567
2568 #ifdef MONO_ARCH_USE_SIGACTION
2569 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
2570 #define SIG_HANDLER_PARAMS _dummy, info, context
2571 #elif defined(HOST_WIN32)
2572 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, EXCEPTION_POINTERS *info, void *context)
2573 #define SIG_HANDLER_PARAMS _dummy, info, context
2574 #elif defined(__HAIKU__)
2575 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, void *userData, vregs regs)
2576 #define SIG_HANDLER_PARAMS _dummy, userData, regs
2577 #else
2578 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
2579 #define SIG_HANDLER_PARAMS _dummy
2580 #endif
2581
2582 void SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) MONO_INTERNAL;
2583 void SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) MONO_INTERNAL;
2584 void SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler) MONO_INTERNAL;
2585 void SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) MONO_INTERNAL;
2586 gboolean SIG_HANDLER_SIGNATURE (mono_chain_signal) MONO_INTERNAL;
2587
2588 #endif /* __MONO_MINI_H__ */
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