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Eliminate the by-name encoding for all wrapper methods, instead, encode them directly...
[mono-project/dkf.git] / mono / mini / mini.h
blob9e5dba297d979bb4c0abd076dee24cdc6afd02b8
1 #ifndef __MONO_MINI_H__
2 #define __MONO_MINI_H__
3
4 #include "config.h"
5 #include <glib.h>
6 #include <signal.h>
7 #ifdef HAVE_SYS_TYPES_H
8 #include <sys/types.h>
9 #endif
10 #include <mono/metadata/loader.h>
11 #include <mono/metadata/mempool.h>
12 #include <mono/utils/monobitset.h>
13 #include <mono/metadata/class.h>
14 #include <mono/metadata/object.h>
15 #include <mono/metadata/opcodes.h>
16 #include <mono/metadata/tabledefs.h>
17 #include <mono/metadata/domain-internals.h>
18 #include "mono/metadata/class-internals.h"
19 #include "mono/metadata/object-internals.h"
20 #include <mono/metadata/profiler-private.h>
21 #include <mono/metadata/debug-helpers.h>
22 #include <mono/utils/mono-compiler.h>
23 #include <mono/utils/mono-machine.h>
24 #include <mono/utils/mono-stack-unwinding.h>
25 #include <mono/utils/mono-threads.h>
26 #include <mono/utils/mono-tls.h>
27
28 #define MONO_BREAKPOINT_ARRAY_SIZE 64
29
30 #include "mini-arch.h"
31 #include "regalloc.h"
32 #include "declsec.h"
33 #include "mini-unwind.h"
34
35 #ifndef G_LIKELY
36 #define G_LIKELY(a) (a)
37 #define G_UNLIKELY(a) (a)
38 #endif
39
40 #ifndef G_MAXINT32
41 #define G_MAXINT32 2147483647
42 #endif
43
44 #ifndef G_MININT32
45 #define G_MININT32 (-G_MAXINT32 - 1)
46 #endif
47
48 #ifndef __GNUC__
49 /*#define __alignof__(a) sizeof(a)*/
50 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
51 #endif
52
53 #if DISABLE_LOGGING
54 #define MINI_DEBUG(level,limit,code)
55 #else
56 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
57 #endif
58
59 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
60 #define MONO_SUPPORT_TASKLETS 1
61 #endif
62
63 #if ENABLE_LLVM
64 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
65 #define LLVM_ENABLED TRUE
66 #else
67 #define COMPILE_LLVM(cfg) (0)
68 #define LLVM_ENABLED FALSE
69 #endif
70
71 #ifdef MONO_ARCH_SOFT_FLOAT
72 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)))
73 #else
74 #define COMPILE_SOFT_FLOAT(cfg) 0
75 #endif
76
77 #ifdef ENABLE_LLVM
78 #define LLVM_CHECK_VERSION(major,minor) \
79 ((LLVM_MAJOR_VERSION > (major)) || \
80 ((LLVM_MAJOR_VERSION == (major)) && (LLVM_MINOR_VERSION >= (minor))))
81 #else
82 #define LLVM_CHECK_VERSION(major,minor) 0
83 #endif
84
85 /*
86 * Whenever we are using mono's LLVM branch.
87 * This can be used in if statements, code which references new definitions from the branch
88 * still needs an #ifdef LLVM_MONO_BRANCH.
89 */
90 #ifdef LLVM_MONO_BRANCH
91 #define IS_LLVM_MONO_BRANCH 1
92 #else
93 #define IS_LLVM_MONO_BRANCH 0
94 #endif
95
96 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
97
98 /* for 32 bit systems */
99 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
100 #define MINI_LS_WORD_IDX 0
101 #define MINI_MS_WORD_IDX 1
102 #else
103 #define MINI_LS_WORD_IDX 1
104 #define MINI_MS_WORD_IDX 0
105 #endif
106 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
107 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
108 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
109 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
110
111 #ifndef DISABLE_AOT
112 #define MONO_USE_AOT_COMPILER
113 #endif
114
115 /* Version number of the AOT file format */
116 #define MONO_AOT_FILE_VERSION 77
117
118 //TODO: This is x86/amd64 specific.
119 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
120
121 /* Constants used to encode different types of methods in AOT */
122 enum {
123 MONO_AOT_METHODREF_MIN = 240,
124 /* Runtime provided methods on arrays */
125 MONO_AOT_METHODREF_ARRAY = 250,
126 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
127 /* Wrappers */
128 MONO_AOT_METHODREF_WRAPPER = 252,
129 /* Methods on generic instances */
130 MONO_AOT_METHODREF_GINST = 253,
131 /* Methods resolve using a METHODSPEC token */
132 MONO_AOT_METHODREF_METHODSPEC = 254,
133 };
134
135 /* Trampolines which we have a lot of */
136 typedef enum {
137 MONO_AOT_TRAMP_SPECIFIC = 0,
138 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
139 MONO_AOT_TRAMP_IMT_THUNK = 2,
140 MONO_AOT_TRAMP_NUM = 3
141 } MonoAotTrampoline;
142
143 typedef enum {
144 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
145 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
146 MONO_AOT_FILE_FLAG_DEBUG = 4
147 } MonoAotFileFlags;
148
149 /* This structure is stored in the AOT file */
150 typedef struct MonoAotFileInfo
151 {
152 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
153 guint32 version;
154 /* For alignment */
155 guint32 dummy;
156
157 /* All the pointers should be at the start to avoid alignment problems */
158
159 /* Mono's Global Offset Table */
160 gpointer got;
161 /* Compiled code for methods */
162 gpointer methods;
163 /* Mono EH Frame created by llc when using LLVM */
164 gpointer mono_eh_frame;
165 /* Data blob */
166 gpointer blob;
167 gpointer class_name_table;
168 gpointer class_info_offsets;
169 gpointer method_info_offsets;
170 gpointer ex_info_offsets;
171 gpointer code_offsets;
172 gpointer extra_method_info_offsets;
173 gpointer extra_method_table;
174 gpointer got_info_offsets;
175 gpointer methods_end;
176 gpointer unwind_info;
177 gpointer mem_end;
178 gpointer image_table;
179 /* Start of Mono's Program Linkage Table */
180 gpointer plt;
181 /* End of Mono's Program Linkage Table */
182 gpointer plt_end;
183 /* The GUID of the assembly which the AOT image was generated from */
184 gpointer assembly_guid;
185 /*
186 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
187 * NULL otherwise.
188 */
189 gpointer runtime_version;
190 /* Blocks of various kinds of trampolines */
191 gpointer specific_trampolines;
192 gpointer static_rgctx_trampolines;
193 gpointer imt_thunks;
194 /*
195 * The end of LLVM generated thumb code, or NULL.
196 */
197 gpointer thumb_end;
198 /* In static mode, points to a table of global symbols for trampolines etc */
199 gpointer globals;
200 /* Points to a string containing the assembly name*/
201 gpointer assembly_name;
202 /* Points to a table mapping methods to their unbox trampolines */
203 gpointer unbox_trampolines;
204 /* Points to the end of the previous table */
205 gpointer unbox_trampolines_end;
206
207 /* The index of the first GOT slot used by the PLT */
208 guint32 plt_got_offset_base;
209 /* Number of entries in the GOT */
210 guint32 got_size;
211 /* Number of entries in the PLT */
212 guint32 plt_size;
213 /* Number of methods */
214 guint32 nmethods;
215 /* A union of MonoAotFileFlags */
216 guint32 flags;
217 /* Optimization flags used to compile the module */
218 guint32 opts;
219 /* Index of the blob entry holding the GC used by this module */
220 gint32 gc_name_index;
221
222 /* Number of trampolines */
223 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
224 /* The indexes of the first GOT slots used by the trampolines */
225 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
226 /* The size of one trampoline */
227 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
228
229 /* These are used for sanity checking object layout problems when cross-compiling */
230 guint32 double_align, long_align;
231 } MonoAotFileInfo;
232
233 /* Per-domain information maintained by the JIT */
234 typedef struct
235 {
236 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
237 GHashTable *jump_target_got_slot_hash;
238 GHashTable *jump_target_hash;
239 /* Maps methods/klasses to the address of the given type of trampoline */
240 GHashTable *class_init_trampoline_hash;
241 GHashTable *jump_trampoline_hash;
242 GHashTable *jit_trampoline_hash;
243 GHashTable *delegate_trampoline_hash;
244 GHashTable *static_rgctx_trampoline_hash;
245 GHashTable *llvm_vcall_trampoline_hash;
246 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
247 GHashTable *dynamic_code_hash;
248 GHashTable *method_code_hash;
249 /* Maps methods to a RuntimeInvokeInfo structure */
250 GHashTable *runtime_invoke_hash;
251 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
252 GHashTable *seq_points;
253 /* Debugger agent data */
254 gpointer agent_info;
255 /* Maps MonoMethod to an arch-specific structure */
256 GHashTable *arch_seq_points;
257 } MonoJitDomainInfo;
258
259 typedef struct {
260 MonoJitInfo *ji;
261 MonoCodeManager *code_mp;
262 } MonoJitDynamicMethodInfo;
263
264 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
265
266 /* Contains a list of ips which needs to be patched when a method is compiled */
267 typedef struct {
268 GSList *list;
269 } MonoJumpList;
270
271 /* Arch-specific */
272 typedef struct {
273 int dummy;
274 } MonoDynCallInfo;
275
276 /*
277 * Information about a stack frame.
278 * FIXME This typedef exists only to avoid tons of code rewriting
279 */
280 typedef MonoStackFrameInfo StackFrameInfo;
281
282 typedef struct {
283 int il_offset, native_offset;
284 /* Indexes of successor sequence points */
285 int *next;
286 /* Number of entries in next */
287 int next_len;
288 } SeqPoint;
289
290 typedef struct {
291 int len;
292 SeqPoint seq_points [MONO_ZERO_LEN_ARRAY];
293 } MonoSeqPointInfo;
294
295 #if 0
296 #define mono_bitset_foreach_bit(set,b,n) \
297 for (b = 0; b < n; b++)\
298 if (mono_bitset_test_fast(set,b))
299 #define mono_bitset_foreach_bit_rev(set,b,n) \
300 for (b = n - 1; b >= 0; b--)\
301 if (mono_bitset_test_fast(set,b))
302 #else
303 #define mono_bitset_foreach_bit(set,b,n) \
304 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
305 #define mono_bitset_foreach_bit_rev(set,b,n) \
306 for (b = mono_bitset_find_last (set, n - 1); b >= 0; b = b ? mono_bitset_find_last (set, b) : -1)
307
308 #endif
309
310 /*
311 * Pull the list of opcodes
312 */
313 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
314 a = i,
315
316 enum {
317 #include "mono/cil/opcode.def"
318 CEE_LASTOP
319 };
320 #undef OPDEF
321
322 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
323
324 #define MONO_INST_NULLIFY_SREGS(dest) do { \
325 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
326 } while (0)
327
328 #define MONO_INST_NEW(cfg,dest,op) do { \
329 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
330 (dest)->opcode = (op); \
331 (dest)->dreg = -1; \
332 MONO_INST_NULLIFY_SREGS ((dest)); \
333 (dest)->cil_code = (cfg)->ip; \
334 } while (0)
335
336 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
337 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
338 (dest)->inst.opcode = (op); \
339 (dest)->inst.dreg = -1; \
340 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
341 (dest)->inst.cil_code = (cfg)->ip; \
342 } while (0)
343
344 #define MONO_INST_NEW_CALL_ARG(cfg,dest,op) do { \
345 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallArgParm)); \
346 (dest)->ins.opcode = (op); \
347 } while (0)
348
349 #define MONO_ADD_INS(b,inst) do { \
350 if ((b)->last_ins) { \
351 (b)->last_ins->next = (inst); \
352 (inst)->prev = (b)->last_ins; \
353 (b)->last_ins = (inst); \
354 } else { \
355 (b)->code = (b)->last_ins = (inst); \
356 } \
357 } while (0)
358
359 #define NULLIFY_INS(ins) do { \
360 (ins)->opcode = OP_NOP; \
361 (ins)->dreg = -1; \
362 MONO_INST_NULLIFY_SREGS ((ins)); \
363 } while (0)
364
365 /* Remove INS from BB */
366 #define MONO_REMOVE_INS(bb,ins) do { \
367 if ((ins)->prev) \
368 (ins)->prev->next = (ins)->next; \
369 if ((ins)->next) \
370 (ins)->next->prev = (ins)->prev; \
371 if ((bb)->code == (ins)) \
372 (bb)->code = (ins)->next; \
373 if ((bb)->last_ins == (ins)) \
374 (bb)->last_ins = (ins)->prev; \
375 } while (0)
376
377 /* Remove INS from BB and nullify it */
378 #define MONO_DELETE_INS(bb,ins) do { \
379 MONO_REMOVE_INS ((bb), (ins)); \
380 NULLIFY_INS ((ins)); \
381 } while (0)
382
383 /*
384 * this is used to determine when some branch optimizations are possible: we exclude FP compares
385 * because they have weird semantics with NaNs.
386 */
387 #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))
388 #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))
389
390 #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))
391
392 #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)))
393
394 #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)))
395
396
397 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE) && ((ins)->opcode <= OP_LOADV_MEMBASE))
398 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG) && ((ins)->opcode <= OP_STOREV_MEMBASE))
399 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
400
401 #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))
402
403 #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)))
404
405 #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))))
406
407 /* FIXME: Add more instructions */
408 #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))
409
410 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
411
412
413 #ifdef MONO_ARCH_SIMD_INTRINSICS
414
415 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
416 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
417 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
418 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE))
419 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
420
421 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
422
423 #else
424
425 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
426 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE))
427 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
428 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
429 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE))
430 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
431
432 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
433
434 #endif
435
436 typedef struct MonoInstList MonoInstList;
437 typedef struct MonoInst MonoInst;
438 typedef struct MonoCallInst MonoCallInst;
439 typedef struct MonoCallArgParm MonoCallArgParm;
440 typedef struct MonoMethodVar MonoMethodVar;
441 typedef struct MonoBasicBlock MonoBasicBlock;
442 typedef struct MonoLMF MonoLMF;
443 typedef struct MonoSpillInfo MonoSpillInfo;
444 typedef struct MonoTraceSpec MonoTraceSpec;
445
446 extern MonoNativeTlsKey mono_jit_tls_id;
447 extern MonoTraceSpec *mono_jit_trace_calls;
448 extern gboolean mono_break_on_exc;
449 extern int mono_exc_esp_offset;
450 extern gboolean mono_compile_aot;
451 extern gboolean mono_aot_only;
452 extern gboolean mono_use_imt;
453 extern MonoMethodDesc *mono_inject_async_exc_method;
454 extern int mono_inject_async_exc_pos;
455 extern MonoMethodDesc *mono_break_at_bb_method;
456 extern int mono_break_at_bb_bb_num;
457 extern gboolean check_for_pending_exc;
458 extern gboolean disable_vtypes_in_regs;
459 extern gboolean mono_verify_all;
460 extern gboolean mono_dont_free_global_codeman;
461 extern gboolean mono_do_x86_stack_align;
462 extern const char *mono_build_date;
463 extern gboolean mono_do_signal_chaining;
464 extern gboolean mono_use_llvm;
465
466 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
467
468 extern const char ins_info[];
469 extern const gint8 ins_sreg_counts [];
470
471 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
472 #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)))
473
474 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
475
476 #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)
477
478 #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)
479
480 #define mono_bb_first_ins(bb) (bb)->code
481
482 struct MonoSpillInfo {
483 int offset;
484 };
485
486 /*
487 * Information about a call site for the GC map creation code
488 */
489 typedef struct {
490 /* The next offset after the call instruction */
491 int pc_offset;
492 /* The basic block containing the call site */
493 MonoBasicBlock *bb;
494 /*
495 * The set of variables live at the call site.
496 * Has length cfg->num_varinfo in bits.
497 */
498 guint8 *liveness;
499 /*
500 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
501 * used by this call.
502 */
503 GSList *param_slots;
504 } GCCallSite;
505
506 /*
507 * The IR-level extended basic block.
508 *
509 * A basic block can have multiple exits just fine, as long as the point of
510 * 'departure' is the last instruction in the basic block. Extended basic
511 * blocks, on the other hand, may have instructions that leave the block
512 * midstream. The important thing is that they cannot be _entered_
513 * midstream, ie, execution of a basic block (or extened bb) always start
514 * at the beginning of the block, never in the middle.
515 */
516 struct MonoBasicBlock {
517 MonoInst *last_ins;
518
519 /* the next basic block in the order it appears in IL */
520 MonoBasicBlock *next_bb;
521
522 /*
523 * Before instruction selection it is the first tree in the
524 * forest and the first item in the list of trees. After
525 * instruction selection it is the first instruction and the
526 * first item in the list of instructions.
527 */
528 MonoInst *code;
529
530 /* unique block number identification */
531 gint32 block_num;
532
533 gint32 dfn;
534
535 /* Basic blocks: incoming and outgoing counts and pointers */
536 /* Each bb should only appear once in each array */
537 gint16 out_count, in_count;
538 MonoBasicBlock **in_bb;
539 MonoBasicBlock **out_bb;
540
541 /* Points to the start of the CIL code that initiated this BB */
542 unsigned char* cil_code;
543
544 /* Length of the CIL block */
545 gint32 cil_length;
546
547 /* The offset of the generated code, used for fixups */
548 int native_offset;
549 /* The length of the generated code, doesn't include alignment padding */
550 int native_length;
551 /* The real native offset, which includes alignment padding too */
552 int real_native_offset;
553 int max_offset;
554 int max_length;
555
556 /* Visited and reachable flags */
557 guint32 flags;
558
559 /*
560 * SSA and loop based flags
561 */
562 MonoBitSet *dominators;
563 MonoBitSet *dfrontier;
564 MonoBasicBlock *idom;
565 GSList *dominated;
566 /* fast dominator algorithm */
567 MonoBasicBlock *df_parent, *ancestor, *child, *label;
568 int size, sdom, idomn;
569
570 /* loop nesting and recognition */
571 GList *loop_blocks;
572 gint8 nesting;
573 gint8 loop_body_start;
574
575 /*
576 * Whenever the bblock is rarely executed so it should be emitted after
577 * the function epilog.
578 */
579 guint out_of_line : 1;
580 /* Caches the result of uselessness calculation during optimize_branches */
581 guint not_useless : 1;
582 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
583 guint has_array_access : 1;
584 /* Whenever this bblock is extended, ie. it has branches inside it */
585 guint extended : 1;
586 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
587 guint has_jump_table : 1;
588 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
589 guint has_call_handler : 1;
590 /* Whenever this bblock starts a try block */
591 guint try_start : 1;
592 /*
593 * If this is set, extend the try range started by this bblock by an arch specific
594 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
595 * call).
596 */
597 guint extend_try_block : 1;
598
599 /* use for liveness analysis */
600 MonoBitSet *gen_set;
601 MonoBitSet *kill_set;
602 MonoBitSet *live_in_set;
603 MonoBitSet *live_out_set;
604
605 /* fields to deal with non-empty stack slots at bb boundary */
606 guint16 out_scount, in_scount;
607 MonoInst **out_stack;
608 MonoInst **in_stack;
609
610 /* we use that to prevent merging of bblocks covered by different clauses*/
611 guint real_offset;
612
613 GSList *seq_points;
614 MonoInst *last_seq_point;
615
616 GSList *spill_slot_defs;
617
618 /* List of call sites in this bblock sorted by pc_offset */
619 GSList *gc_callsites;
620
621 /*
622 * The region encodes whether the basic block is inside
623 * a finally, catch, filter or none of these.
624 *
625 * If the value is -1, then it is neither finally, catch nor filter
626 *
627 * Otherwise the format is:
628 *
629 * Bits: | 0-3 | 4-7 | 8-31
630 * | | |
631 * | clause-flags | MONO_REGION | clause-index
632 *
633 */
634 guint region;
635
636 /* The current symbolic register number, used in local register allocation. */
637 guint32 max_vreg;
638 };
639
640 /* BBlock flags */
641 enum {
642 BB_VISITED = 1 << 0,
643 BB_REACHABLE = 1 << 1,
644 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
645 BB_EXCEPTION_UNSAFE = 1 << 3,
646 BB_EXCEPTION_HANDLER = 1 << 4,
647 /* for Native Client, mark the blocks that can be jumped to indirectly */
648 BB_INDIRECT_JUMP_TARGET = 1 << 5
649 };
650
651 typedef struct MonoMemcpyArgs {
652 int size, align;
653 } MonoMemcpyArgs;
654
655 typedef enum {
656 LLVMArgNone,
657 LLVMArgInIReg,
658 LLVMArgInFPReg,
659 LLVMArgVtypeInReg,
660 LLVMArgVtypeByVal,
661 LLVMArgVtypeRetAddr /* On on cinfo->ret */
662 } LLVMArgStorage;
663
664 typedef struct {
665 LLVMArgStorage storage;
666
667 /* Only if storage == ArgValuetypeInReg */
668 LLVMArgStorage pair_storage [2];
669 } LLVMArgInfo;
670
671 typedef struct {
672 LLVMArgInfo ret;
673 /* Whenever there is an rgctx argument */
674 gboolean rgctx_arg;
675 /* Whenever there is an IMT argument */
676 gboolean imt_arg;
677 /*
678 * The position of the vret arg in the argument list.
679 * Only if ret->storage == ArgVtypeRetAddr.
680 * Should be 0 or 1.
681 */
682 int vret_arg_index;
683 /* args [0] is for the this argument if it exists */
684 LLVMArgInfo args [1];
685 } LLVMCallInfo;
686
687 #define MONO_MAX_SRC_REGS 3
688
689 struct MonoInst {
690 guint16 opcode;
691 guint8 type; /* stack type */
692 guint8 flags;
693
694 /* used by the register allocator */
695 gint32 dreg, sreg1, sreg2, sreg3;
696
697 MonoInst *next, *prev;
698
699 union {
700 union {
701 MonoInst *src;
702 MonoMethodVar *var;
703 mgreg_t const_val;
704 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
705 struct {
706 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
707 } pdata;
708 #else
709 gpointer p;
710 #endif
711 MonoMethod *method;
712 MonoMethodSignature *signature;
713 MonoBasicBlock **many_blocks;
714 MonoBasicBlock *target_block;
715 MonoInst **args;
716 MonoType *vtype;
717 MonoClass *klass;
718 int *phi_args;
719 MonoCallInst *call_inst;
720 MonoExceptionClause *exception_clause;
721 } op [2];
722 gint64 i8const;
723 double r8const;
724 } data;
725
726 const unsigned char* cil_code; /* for debugging and bblock splitting */
727
728 /* used mostly by the backend to store additional info it may need */
729 union {
730 gint32 reg3;
731 gint32 arg_info;
732 gint32 size;
733 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
734 gpointer data;
735 gint shift_amount;
736 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
737 gboolean record_cast_details; /* For CEE_CASTCLASS */
738 MonoInst *spill_var; /* for OP_ICONV_TO_R8_RAW and OP_FCONV_TO_R8_X */
739 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
740 int pc_offset; /* OP_GC_LIVERANGE_START/END */
741 int memory_barrier_kind; /* see mono-memory-model.h for valid values */
742 } backend;
743
744 MonoClass *klass;
745 };
746
747 struct MonoCallInst {
748 MonoInst inst;
749 MonoMethodSignature *signature;
750 MonoMethod *method;
751 MonoInst **args;
752 MonoInst *out_args;
753 MonoInst *vret_var;
754 gconstpointer fptr;
755 guint stack_usage;
756 guint virtual : 1;
757 guint tail_call : 1;
758 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
759 guint fptr_is_patch : 1;
760 /*
761 * If this is true, then the call returns a vtype in a register using the same
762 * calling convention as OP_CALL.
763 */
764 guint vret_in_reg : 1;
765 /* Whenever there is an IMT argument and it is dynamic */
766 guint dynamic_imt_arg : 1;
767 /* Whenever there is an RGCTX argument */
768 guint32 rgctx_reg : 1;
769 regmask_t used_iregs;
770 regmask_t used_fregs;
771 GSList *out_ireg_args;
772 GSList *out_freg_args;
773 GSList *outarg_vts;
774 #ifdef ENABLE_LLVM
775 LLVMCallInfo *cinfo;
776 int rgctx_arg_reg, imt_arg_reg;
777 #endif
778 };
779
780 struct MonoCallArgParm {
781 MonoInst ins;
782 gint32 size;
783 gint32 offset;
784 gint32 offPrm;
785 };
786
787 /*
788 * flags for MonoInst
789 * Note: some of the values overlap, because they can't appear
790 * in the same MonoInst.
791 */
792 enum {
793 MONO_INST_HAS_METHOD = 1,
794 MONO_INST_INIT = 1, /* in localloc */
795 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
796 MONO_INST_IS_DEAD = 2,
797 MONO_INST_TAILCALL = 4,
798 MONO_INST_VOLATILE = 4,
799 MONO_INST_NOTYPECHECK = 4,
800 MONO_INST_UNALIGNED = 8,
801 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
802 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
803 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
804 /* the address of the variable has been taken */
805 MONO_INST_INDIRECT = 16,
806 MONO_INST_NORANGECHECK = 16,
807 /* On loads, the source address can be null */
808 MONO_INST_FAULT = 32,
809 /*
810 * On variables, identifies LMF variables. These variables have a dummy type (int), but
811 * require stack space for a MonoLMF struct.
812 */
813 MONO_INST_LMF = 32,
814 /* On loads, the source address points to a constant value */
815 MONO_INST_CONSTANT_LOAD = 64,
816 /* On variables, the variable needs GC tracking */
817 MONO_INST_GC_TRACK = 128,
818 /*
819 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
820 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
821 */
822 MONO_INST_GC_CALLSITE = 128
823 };
824
825 #define inst_c0 data.op[0].const_val
826 #define inst_c1 data.op[1].const_val
827 #define inst_i0 data.op[0].src
828 #define inst_i1 data.op[1].src
829 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
830 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
831 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
832 #else
833 #define inst_p0 data.op[0].p
834 #define inst_p1 data.op[1].p
835 #endif
836 #define inst_l data.i8const
837 #define inst_r data.r8const
838 #define inst_left data.op[0].src
839 #define inst_right data.op[1].src
840
841 #define inst_newa_len data.op[0].src
842 #define inst_newa_class data.op[1].klass
843
844 #define inst_var data.op[0].var
845 #define inst_vtype data.op[1].vtype
846 /* in branch instructions */
847 #define inst_many_bb data.op[1].many_blocks
848 #define inst_target_bb data.op[0].target_block
849 #define inst_true_bb data.op[1].many_blocks[0]
850 #define inst_false_bb data.op[1].many_blocks[1]
851
852 #define inst_basereg sreg1
853 #define inst_indexreg sreg2
854 #define inst_destbasereg dreg
855 #define inst_offset data.op[0].const_val
856 #define inst_imm data.op[1].const_val
857 #define inst_call data.op[1].call_inst
858
859 #define inst_phi_args data.op[1].phi_args
860 #define inst_eh_block data.op[1].exception_clause
861
862 /* instruction description for use in regalloc/scheduling */
863 enum {
864 MONO_INST_DEST,
865 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
866 MONO_INST_SRC2,
867 MONO_INST_SRC3,
868 MONO_INST_LEN,
869 MONO_INST_CLOB,
870 /* Unused, commented out to reduce the size of the mdesc tables
871 MONO_INST_FLAGS,
872 MONO_INST_COST,
873 MONO_INST_DELAY,
874 MONO_INST_RES,
875 */
876 MONO_INST_MAX
877 };
878
879 typedef union {
880 struct {
881 guint16 tid; /* tree number */
882 guint16 bid; /* block number */
883 } pos ;
884 guint32 abs_pos;
885 } MonoPosition;
886
887 typedef struct {
888 MonoPosition first_use, last_use;
889 } MonoLiveRange;
890
891 typedef struct MonoLiveRange2 MonoLiveRange2;
892
893 struct MonoLiveRange2 {
894 int from, to;
895 MonoLiveRange2 *next;
896 };
897
898 typedef struct {
899 /* List of live ranges sorted by 'from' */
900 MonoLiveRange2 *range;
901 MonoLiveRange2 *last_range;
902 } MonoLiveInterval;
903
904 /*
905 * Additional information about a variable
906 */
907 struct MonoMethodVar {
908 guint idx; /* inside cfg->varinfo, cfg->vars */
909 MonoLiveRange range; /* generated by liveness analysis */
910 MonoLiveInterval *interval; /* generated by liveness analysis */
911 int reg; /* != -1 if allocated into a register */
912 int spill_costs;
913 MonoBitSet *def_in; /* used by SSA */
914 MonoInst *def; /* used by SSA */
915 MonoBasicBlock *def_bb; /* used by SSA */
916 GList *uses; /* used by SSA */
917 char cpstate; /* used by SSA conditional constant propagation */
918 /* The native offsets corresponding to the live range of the variable */
919 gint32 live_range_start, live_range_end;
920 /*
921 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
922 * original vreg.
923 */
924 gint32 vreg;
925 };
926
927 /*
928 * Stores state need to resume exception handling when using LLVM
929 */
930 typedef struct {
931 MonoJitInfo *ji;
932 int clause_index;
933 MonoContext ctx, new_ctx;
934 /* FIXME: GC */
935 gpointer ex_obj;
936 MonoLMF *lmf;
937 int first_filter_idx, filter_idx;
938 } ResumeState;
939
940 typedef struct {
941 gpointer end_of_stack;
942 guint32 stack_size;
943 #if !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
944 MonoLMF *lmf;
945 #endif
946 MonoLMF *first_lmf;
947 gpointer restore_stack_prot;
948 guint32 handling_stack_ovf;
949 gpointer signal_stack;
950 guint32 signal_stack_size;
951 gpointer stack_ovf_guard_base;
952 guint32 stack_ovf_guard_size;
953 guint stack_ovf_valloced : 1;
954 void (*abort_func) (MonoObject *object);
955 /* Used to implement --debug=casts */
956 MonoClass *class_cast_from, *class_cast_to;
957
958 /* Stores state needed by handler block with a guard */
959 MonoContext ex_ctx;
960 ResumeState resume_state;
961
962 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
963 /* handler block return address */
964 gpointer handler_block_return_address;
965
966 /* handler block been guarded. It's safe to store this even for dynamic methods since there
967 is an activation on stack making sure it will remain alive.*/
968 MonoJitExceptionInfo *handler_block;
969
970 /* context to be used by the guard trampoline when resuming interruption.*/
971 MonoContext handler_block_context;
972 /*
973 * Stores the state at the exception throw site to be used by mono_stack_walk ()
974 * when it is called from profiler functions during exception handling.
975 */
976 MonoContext orig_ex_ctx;
977 gboolean orig_ex_ctx_set;
978 } MonoJitTlsData;
979
980 /*
981 * This structure is an extension of MonoLMF and contains extra information.
982 */
983 typedef struct {
984 struct MonoLMF lmf;
985 gboolean debugger_invoke;
986 MonoContext ctx; /* if debugger_invoke is TRUE */
987 } MonoLMFExt;
988
989 typedef enum {
990 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
991 #include "patch-info.h"
992 #undef PATCH_INFO
993 MONO_PATCH_INFO_NUM
994 } MonoJumpInfoType;
995
996 /*
997 * We need to store the image which the token refers to along with the token,
998 * since the image might not be the same as the image of the method which
999 * contains the relocation, because of inlining.
1000 */
1001 typedef struct MonoJumpInfoToken {
1002 MonoImage *image;
1003 guint32 token;
1004 gboolean has_context;
1005 MonoGenericContext context;
1006 } MonoJumpInfoToken;
1007
1008 typedef struct MonoJumpInfoBBTable {
1009 MonoBasicBlock **table;
1010 int table_size;
1011 } MonoJumpInfoBBTable;
1012
1013 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1014
1015 /* Contains information describing an LLVM IMT trampoline */
1016 typedef struct MonoJumpInfoImtTramp {
1017 MonoMethod *method;
1018 int vt_offset;
1019 } MonoJumpInfoImtTramp;
1020
1021 typedef struct MonoJumpInfo MonoJumpInfo;
1022 struct MonoJumpInfo {
1023 MonoJumpInfo *next;
1024 union {
1025 int i;
1026 guint8 *p;
1027 MonoInst *label;
1028 } ip;
1029
1030 MonoJumpInfoType type;
1031 union {
1032 gconstpointer target;
1033 #if SIZEOF_VOID_P == 8
1034 gint64 offset;
1035 #else
1036 int offset;
1037 #endif
1038 MonoBasicBlock *bb;
1039 MonoInst *inst;
1040 MonoMethod *method;
1041 MonoClass *klass;
1042 MonoClassField *field;
1043 MonoImage *image;
1044 MonoVTable *vtable;
1045 const char *name;
1046 MonoJumpInfoToken *token;
1047 MonoJumpInfoBBTable *table;
1048 MonoJumpInfoRgctxEntry *rgctx_entry;
1049 MonoJumpInfoImtTramp *imt_tramp;
1050 } data;
1051 };
1052
1053 /* Contains information describing an rgctx entry */
1054 struct MonoJumpInfoRgctxEntry {
1055 MonoMethod *method;
1056 gboolean in_mrgctx;
1057 MonoJumpInfo *data; /* describes the data to be loaded */
1058 int info_type;
1059 };
1060
1061 typedef enum {
1062 MONO_TRAMPOLINE_JIT,
1063 MONO_TRAMPOLINE_JUMP,
1064 MONO_TRAMPOLINE_CLASS_INIT,
1065 MONO_TRAMPOLINE_GENERIC_CLASS_INIT,
1066 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1067 MONO_TRAMPOLINE_AOT,
1068 MONO_TRAMPOLINE_AOT_PLT,
1069 MONO_TRAMPOLINE_DELEGATE,
1070 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1071 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1072 MONO_TRAMPOLINE_MONITOR_ENTER,
1073 MONO_TRAMPOLINE_MONITOR_EXIT,
1074 MONO_TRAMPOLINE_VCALL,
1075 #ifdef MONO_ARCH_HAVE_HANDLER_BLOCK_GUARD
1076 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1077 #endif
1078 MONO_TRAMPOLINE_NUM
1079 } MonoTrampolineType;
1080
1081 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1082 ((t) == MONO_TRAMPOLINE_CLASS_INIT || \
1083 (t) == MONO_TRAMPOLINE_GENERIC_CLASS_INIT || \
1084 (t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1085 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH || \
1086 (t) == MONO_TRAMPOLINE_MONITOR_ENTER || \
1087 (t) == MONO_TRAMPOLINE_MONITOR_EXIT)
1088
1089 /* optimization flags */
1090 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1091 enum {
1092 #include "optflags-def.h"
1093 MONO_OPT_LAST
1094 };
1095
1096 /* Bit-fields in the MonoBasicBlock.region */
1097 #define MONO_REGION_TRY 0
1098 #define MONO_REGION_FINALLY 16
1099 #define MONO_REGION_CATCH 32
1100 #define MONO_REGION_FAULT 64 /* Currently unused */
1101 #define MONO_REGION_FILTER 128
1102
1103 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1104
1105 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1106 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1107
1108 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1109
1110 #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))))
1111
1112 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1113 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1114
1115 /*
1116 * Control Flow Graph and compilation unit information
1117 */
1118 typedef struct {
1119 MonoMethod *method;
1120 MonoMethodHeader *header;
1121 MonoMemPool *mempool;
1122 MonoInst **varinfo;
1123 MonoMethodVar *vars;
1124 MonoInst *ret;
1125 MonoBasicBlock *bb_entry;
1126 MonoBasicBlock *bb_exit;
1127 MonoBasicBlock *bb_init;
1128 MonoBasicBlock **bblocks;
1129 MonoBasicBlock **cil_offset_to_bb;
1130 MonoMemPool *state_pool; /* used by instruction selection */
1131 MonoBasicBlock *cbb; /* used by instruction selection */
1132 MonoInst *prev_ins; /* in decompose */
1133 MonoJumpInfo *patch_info;
1134 MonoJitInfo *jit_info;
1135 MonoJitDynamicMethodInfo *dynamic_info;
1136 guint num_bblocks, max_block_num;
1137 guint locals_start;
1138 guint num_varinfo; /* used items in varinfo */
1139 guint varinfo_count; /* total storage in varinfo */
1140 gint stack_offset;
1141 gint max_ireg;
1142 gint cil_offset_to_bb_len;
1143 MonoRegState *rs;
1144 MonoSpillInfo *spill_info [16]; /* machine register spills */
1145 gint spill_count;
1146 gint spill_info_len [16];
1147 /* unsigned char *cil_code; */
1148 MonoMethod *inlined_method; /* the method which is currently inlined */
1149 MonoInst *domainvar; /* a cache for the current domain */
1150 MonoInst *got_var; /* Global Offset Table variable */
1151 MonoInst **locals;
1152 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1153 MonoInst **args;
1154 MonoType **arg_types;
1155 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1156 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1157 MonoGenericContext *generic_context;
1158
1159 /*
1160 * This variable represents the hidden argument holding the vtype
1161 * return address. If the method returns something other than a vtype, or
1162 * the vtype is returned in registers this is NULL.
1163 */
1164 MonoInst *vret_addr;
1165
1166 /*
1167 * This is used to initialize the cil_code field of MonoInst's.
1168 */
1169 const unsigned char *ip;
1170
1171 struct MonoAliasingInformation *aliasing_info;
1172
1173 /* A hashtable of region ID-> SP var mappings */
1174 /* An SP var is a place to store the stack pointer (used by handlers)*/
1175 GHashTable *spvars;
1176
1177 /* A hashtable of region ID -> EX var mappings */
1178 /* An EX var stores the exception object passed to catch/filter blocks */
1179 GHashTable *exvars;
1180
1181 GList *ldstr_list; /* used by AOT */
1182
1183 MonoDomain *domain;
1184
1185 guint real_offset;
1186 GHashTable *cbb_hash;
1187
1188 /* The current virtual register number */
1189 guint32 next_vreg;
1190
1191 MonoGenericSharingContext *generic_sharing_context;
1192
1193 unsigned char *cil_start;
1194 #ifdef __native_client_codegen__
1195 /* this alloc is not aligned, native_code */
1196 /* is the 32-byte aligned version of this */
1197 unsigned char *native_code_alloc;
1198 #endif
1199 unsigned char *native_code;
1200 guint code_size;
1201 guint code_len;
1202 guint prolog_end;
1203 guint epilog_begin;
1204 regmask_t used_int_regs;
1205 guint32 opt;
1206 guint32 prof_options;
1207 guint32 flags;
1208 guint32 comp_done;
1209 guint32 verbose_level;
1210 guint32 stack_usage;
1211 guint32 param_area;
1212 guint32 frame_reg;
1213 gint32 sig_cookie;
1214 guint disable_aot : 1;
1215 guint disable_ssa : 1;
1216 guint disable_llvm : 1;
1217 guint enable_extended_bblocks : 1;
1218 guint run_cctors : 1;
1219 guint need_lmf_area : 1;
1220 guint compile_aot : 1;
1221 guint compile_llvm : 1;
1222 guint got_var_allocated : 1;
1223 guint ret_var_is_local : 1;
1224 guint ret_var_set : 1;
1225 guint globalra : 1;
1226 guint unverifiable : 1;
1227 guint skip_visibility : 1;
1228 guint disable_reuse_registers : 1;
1229 guint disable_reuse_stack_slots : 1;
1230 guint disable_reuse_ref_stack_slots : 1;
1231 guint disable_ref_noref_stack_slot_share : 1;
1232 guint disable_initlocals_opt : 1;
1233 guint disable_initlocals_opt_refs : 1;
1234 guint disable_omit_fp : 1;
1235 guint disable_vreg_to_lvreg : 1;
1236 guint disable_deadce_vars : 1;
1237 guint disable_out_of_line_bblocks : 1;
1238 guint gen_write_barriers : 1;
1239 guint init_ref_vars : 1;
1240 guint extend_live_ranges : 1;
1241 guint compute_precise_live_ranges : 1;
1242 guint has_got_slots : 1;
1243 guint uses_rgctx_reg : 1;
1244 guint uses_vtable_reg : 1;
1245 guint uses_simd_intrinsics : 1;
1246 guint keep_cil_nops : 1;
1247 guint gen_seq_points : 1;
1248 guint explicit_null_checks : 1;
1249 guint compute_gc_maps : 1;
1250 guint soft_breakpoints : 1;
1251 gpointer debug_info;
1252 guint32 lmf_offset;
1253 guint16 *intvars;
1254 MonoProfileCoverageInfo *coverage_info;
1255 GHashTable *token_info_hash;
1256 MonoCompileArch arch;
1257 guint32 inline_depth;
1258 guint32 exception_type; /* MONO_EXCEPTION_* */
1259 guint32 exception_data;
1260 char* exception_message;
1261 gpointer exception_ptr;
1262
1263 guint8 * encoded_unwind_ops;
1264 guint32 encoded_unwind_ops_len;
1265 GSList* unwind_ops;
1266
1267 /* Fields used by the local reg allocator */
1268 void* reginfo;
1269 int reginfo_len;
1270
1271 /* Maps vregs to their associated MonoInst's */
1272 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1273 MonoInst **vreg_to_inst;
1274
1275 /* Size of above array */
1276 guint32 vreg_to_inst_len;
1277
1278 /* Marks vregs which hold a GC ref */
1279 /* FIXME: Use a bitmap */
1280 gboolean *vreg_is_ref;
1281
1282 /* Size of above array */
1283 guint32 vreg_is_ref_len;
1284
1285 /* Marks vregs which hold a managed pointer */
1286 /* FIXME: Use a bitmap */
1287 gboolean *vreg_is_mp;
1288
1289 /* Size of above array */
1290 guint32 vreg_is_mp_len;
1291
1292 /*
1293 * The original method to compile, differs from 'method' when doing generic
1294 * sharing.
1295 */
1296 MonoMethod *orig_method;
1297
1298 /* Patches which describe absolute addresses embedded into the native code */
1299 GHashTable *abs_patches;
1300
1301 /* If the arch passes valuetypes by address, then for methods
1302 which use JMP the arch code should use these local
1303 variables to store the addresses of incoming valuetypes.
1304 The addresses should be stored in mono_arch_emit_prolog()
1305 and can be used when emitting code for OP_JMP. See
1306 mini-ppc.c. */
1307 MonoInst **tailcall_valuetype_addrs;
1308
1309 /* Used to implement iconv_to_r8_raw on archs that can't do raw
1310 copy between an ireg and a freg. This is an int32 var.*/
1311 MonoInst *iconv_raw_var;
1312
1313 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1314 MonoInst *fconv_to_r8_x_var;
1315
1316 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1317 MonoInst *simd_ctor_var;
1318
1319 /* Used to implement dyn_call */
1320 MonoInst *dyn_call_var;
1321
1322 /*
1323 * List of sequence points represented as IL offset+native offset pairs.
1324 * Allocated using glib.
1325 * IL offset can be -1 or 0xffffff to refer to the sequence points
1326 * inside the prolog and epilog used to implement method entry/exit events.
1327 */
1328 GPtrArray *seq_points;
1329
1330 /* The encoded sequence point info */
1331 MonoSeqPointInfo *seq_point_info;
1332
1333 /* Method headers which need to be freed after compilation */
1334 GSList *headers_to_free;
1335
1336 /* Used by AOT */
1337 guint32 got_offset, ex_info_offset, method_info_offset;
1338 /* Symbol used to refer to this method in generated assembly */
1339 char *asm_symbol;
1340 char *llvm_method_name;
1341
1342 MonoJitExceptionInfo *llvm_ex_info;
1343 guint32 llvm_ex_info_len;
1344 int llvm_this_reg, llvm_this_offset;
1345
1346 GSList *try_block_holes;
1347
1348 /* GC Maps */
1349
1350 /* The offsets of the locals area relative to the frame pointer */
1351 gint locals_min_stack_offset, locals_max_stack_offset;
1352
1353 /* The final CFA rule at the end of the prolog */
1354 int cfa_reg, cfa_offset;
1355
1356 /* Points to a MonoCompileGC */
1357 gpointer gc_info;
1358
1359 /*
1360 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1361 * image etc, but it requires a 4 byte alignment.
1362 */
1363 guint8 *gc_map;
1364 guint32 gc_map_size;
1365
1366 /* Stats */
1367 int stat_allocate_var;
1368 int stat_locals_stack_size;
1369 int stat_basic_blocks;
1370 int stat_cil_code_size;
1371 int stat_n_regvars;
1372 int stat_inlineable_methods;
1373 int stat_inlined_methods;
1374 int stat_cas_demand_generation;
1375 int stat_code_reallocs;
1376 } MonoCompile;
1377
1378 typedef enum {
1379 MONO_CFG_HAS_ALLOCA = 1 << 0,
1380 MONO_CFG_HAS_CALLS = 1 << 1,
1381 MONO_CFG_HAS_LDELEMA = 1 << 2,
1382 MONO_CFG_HAS_VARARGS = 1 << 3,
1383 MONO_CFG_HAS_TAIL = 1 << 4,
1384 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1385 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1386 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1387 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1388 } MonoCompileFlags;
1389
1390 typedef struct {
1391 gint32 methods_compiled;
1392 gint32 methods_aot;
1393 gint32 methods_lookups;
1394 gint32 allocate_var;
1395 gint32 cil_code_size;
1396 gint32 native_code_size;
1397 gint32 code_reallocs;
1398 gint32 max_code_size_ratio;
1399 gint32 biggest_method_size;
1400 gint32 allocated_code_size;
1401 gint32 inlineable_methods;
1402 gint32 inlined_methods;
1403 gint32 basic_blocks;
1404 gint32 max_basic_blocks;
1405 gint32 locals_stack_size;
1406 gint32 regvars;
1407 gint32 cas_declsec_check;
1408 gint32 cas_linkdemand_icall;
1409 gint32 cas_linkdemand_pinvoke;
1410 gint32 cas_linkdemand_aptc;
1411 gint32 cas_linkdemand;
1412 gint32 cas_demand_generation;
1413 gint32 generic_virtual_invocations;
1414 int methods_with_llvm;
1415 int methods_without_llvm;
1416 char *max_ratio_method;
1417 char *biggest_method;
1418 double jit_time;
1419 gboolean enabled;
1420 } MonoJitStats;
1421
1422 extern MonoJitStats mono_jit_stats;
1423
1424 /* opcodes: value assigned after all the CIL opcodes */
1425 #ifdef MINI_OP
1426 #undef MINI_OP
1427 #endif
1428 #ifdef MINI_OP3
1429 #undef MINI_OP3
1430 #endif
1431 #define MINI_OP(a,b,dest,src1,src2) a,
1432 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1433 enum {
1434 OP_START = MONO_CEE_LAST - 1,
1435 #include "mini-ops.h"
1436 OP_LAST
1437 };
1438 #undef MINI_OP
1439 #undef MINI_OP3
1440
1441 #if SIZEOF_VOID_P == 8
1442 #define OP_PCONST OP_I8CONST
1443 #define OP_PADD OP_LADD
1444 #define OP_PADD_IMM OP_LADD_IMM
1445 #define OP_PAND_IMM OP_LAND_IMM
1446 #define OP_PSUB OP_LSUB
1447 #define OP_PMUL OP_LMUL
1448 #define OP_PMUL_IMM OP_LMUL_IMM
1449 #define OP_PNEG OP_LNEG
1450 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1451 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1452 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1453 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1454 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1455 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1456 #define OP_PBEQ OP_LBEQ
1457 #define OP_PCEQ OP_LCEQ
1458 #define OP_PBNE_UN OP_LBNE_UN
1459 #define OP_PBGE_UN OP_LBGE_UN
1460 #define OP_PBLT_UN OP_LBLT_UN
1461 #define OP_PBGE OP_LBGE
1462 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1463 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1464 #else
1465 #define OP_PCONST OP_ICONST
1466 #define OP_PADD OP_IADD
1467 #define OP_PADD_IMM OP_IADD_IMM
1468 #define OP_PAND_IMM OP_IAND_IMM
1469 #define OP_PSUB OP_ISUB
1470 #define OP_PMUL OP_IMUL
1471 #define OP_PMUL_IMM OP_IMUL_IMM
1472 #define OP_PNEG OP_INEG
1473 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1474 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1475 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1476 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1477 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1478 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1479 #define OP_PBEQ OP_IBEQ
1480 #define OP_PCEQ OP_ICEQ
1481 #define OP_PBNE_UN OP_IBNE_UN
1482 #define OP_PBGE_UN OP_IBGE_UN
1483 #define OP_PBLT_UN OP_IBLT_UN
1484 #define OP_PBGE OP_IBGE
1485 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1486 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1487 #endif
1488
1489 /* Opcodes to load/store regsize quantities */
1490 #if defined (__mono_ilp32__)
1491 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1492 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1493 #else
1494 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1495 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1496 #endif
1497
1498 typedef enum {
1499 STACK_INV,
1500 STACK_I4,
1501 STACK_I8,
1502 STACK_PTR,
1503 STACK_R8,
1504 STACK_MP,
1505 STACK_OBJ,
1506 STACK_VTYPE,
1507 STACK_MAX
1508 } MonoStackType;
1509
1510 typedef struct {
1511 union {
1512 double r8;
1513 gint32 i4;
1514 gint64 i8;
1515 gpointer p;
1516 MonoClass *klass;
1517 } data;
1518 int type;
1519 } StackSlot;
1520
1521 #if HAVE_ARRAY_ELEM_INIT
1522 extern const guint8 mono_burg_arity [];
1523 #else
1524 extern guint8 mono_burg_arity [];
1525 #endif
1526
1527 extern const char MONO_ARCH_CPU_SPEC [] MONO_INTERNAL;
1528 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1529 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1530 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [] MONO_INTERNAL;
1531 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1532
1533 enum {
1534 MONO_COMP_DOM = 1,
1535 MONO_COMP_IDOM = 2,
1536 MONO_COMP_DFRONTIER = 4,
1537 MONO_COMP_DOM_REV = 8,
1538 MONO_COMP_LIVENESS = 16,
1539 MONO_COMP_SSA = 32,
1540 MONO_COMP_SSA_DEF_USE = 64,
1541 MONO_COMP_REACHABILITY = 128,
1542 MONO_COMP_LOOPS = 256
1543 };
1544
1545 typedef enum {
1546 MONO_GRAPH_CFG = 1,
1547 MONO_GRAPH_DTREE = 2,
1548 MONO_GRAPH_CFG_CODE = 4,
1549 MONO_GRAPH_CFG_SSA = 8,
1550 MONO_GRAPH_CFG_OPTCODE = 16
1551 } MonoGraphOptions;
1552
1553 typedef struct {
1554 guint16 size;
1555 guint16 offset;
1556 guint8 pad;
1557 } MonoJitArgumentInfo;
1558
1559 typedef struct {
1560 gboolean handle_sigint;
1561 gboolean keep_delegates;
1562 gboolean reverse_pinvoke_exceptions;
1563 gboolean collect_pagefault_stats;
1564 gboolean break_on_unverified;
1565 gboolean better_cast_details;
1566 gboolean mdb_optimizations;
1567 gboolean no_gdb_backtrace;
1568 gboolean suspend_on_sigsegv;
1569 gboolean suspend_on_unhandled;
1570 gboolean dyn_runtime_invoke;
1571 gboolean gdb;
1572 gboolean gen_seq_points;
1573 gboolean explicit_null_checks;
1574 /*
1575 * Fill stack frames with 0x2a in method prologs. This helps with the
1576 * debugging of the stack marking code in the GC.
1577 */
1578 gboolean init_stacks;
1579
1580 /*
1581 * Whenever to implement single stepping and breakpoints without signals in the
1582 * soft debugger. This is useful on platforms without signals, like the ps3, or during
1583 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
1584 * is hit.
1585 */
1586 gboolean soft_breakpoints;
1587 } MonoDebugOptions;
1588
1589 enum {
1590 BRANCH_NOT_TAKEN,
1591 BRANCH_TAKEN,
1592 BRANCH_UNDEF
1593 };
1594
1595 typedef enum {
1596 CMP_EQ,
1597 CMP_NE,
1598 CMP_LE,
1599 CMP_GE,
1600 CMP_LT,
1601 CMP_GT,
1602 CMP_LE_UN,
1603 CMP_GE_UN,
1604 CMP_LT_UN,
1605 CMP_GT_UN
1606 } CompRelation;
1607
1608 typedef enum {
1609 CMP_TYPE_L,
1610 CMP_TYPE_I,
1611 CMP_TYPE_F
1612 } CompType;
1613
1614 /* Implicit exceptions */
1615 enum {
1616 MONO_EXC_INDEX_OUT_OF_RANGE,
1617 MONO_EXC_OVERFLOW,
1618 MONO_EXC_ARITHMETIC,
1619 MONO_EXC_DIVIDE_BY_ZERO,
1620 MONO_EXC_INVALID_CAST,
1621 MONO_EXC_NULL_REF,
1622 MONO_EXC_ARRAY_TYPE_MISMATCH,
1623 MONO_EXC_ARGUMENT,
1624 MONO_EXC_INTRINS_NUM
1625 };
1626
1627 enum {
1628 MINI_TOKEN_SOURCE_CLASS,
1629 MINI_TOKEN_SOURCE_METHOD,
1630 MINI_TOKEN_SOURCE_FIELD
1631 };
1632
1633 /*
1634 * Information about a trampoline function.
1635 */
1636 typedef struct
1637 {
1638 /*
1639 * The native code of the trampoline. Not owned by this structure.
1640 */
1641 guint8 *code;
1642 guint32 code_size;
1643 /*
1644 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
1645 * structure.
1646 */
1647 char *name;
1648 /*
1649 * Patches required by the trampoline when aot-ing. Owned by this structure.
1650 */
1651 MonoJumpInfo *ji;
1652 /*
1653 * Unwind information. Owned by this structure.
1654 */
1655 GSList *unwind_ops;
1656 } MonoTrampInfo;
1657
1658 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
1659
1660 /* main function */
1661 int mono_main (int argc, char* argv[]);
1662 void mono_set_defaults (int verbose_level, guint32 opts);
1663 MonoDomain* mini_init (const char *filename, const char *runtime_version) MONO_INTERNAL;
1664 void mini_cleanup (MonoDomain *domain) MONO_INTERNAL;
1665 MonoDebugOptions *mini_get_debug_options (void) MONO_INTERNAL;
1666 char* mono_get_runtime_build_info (void) MONO_INTERNAL;
1667
1668 /* helper methods */
1669 void mono_disable_optimizations (guint32 opts) MONO_INTERNAL;
1670 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token) MONO_INTERNAL;
1671 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context) MONO_INTERNAL;
1672 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region) MONO_INTERNAL;
1673 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset) MONO_INTERNAL;
1674 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
1675
1676 void mono_precompile_assemblies (void) MONO_INTERNAL;
1677 int mono_parse_default_optimizations (const char* p);
1678 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
1679 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1680 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1681 void mono_verify_bblock (MonoBasicBlock *bb) MONO_INTERNAL;
1682 void mono_verify_cfg (MonoCompile *cfg) MONO_INTERNAL;
1683 void mono_constant_fold (MonoCompile *cfg) MONO_INTERNAL;
1684 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite) MONO_INTERNAL;
1685 int mono_eval_cond_branch (MonoInst *branch) MONO_INTERNAL;
1686 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
1687 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size) MONO_INTERNAL;
1688 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode) MONO_INTERNAL;
1689 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg) MONO_INTERNAL;
1690 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) MONO_INTERNAL;
1691 MonoInst* mono_compile_create_var_load (MonoCompile *cfg, gssize var_index) MONO_INTERNAL;
1692 MonoInst* mono_compile_create_var_store (MonoCompile *cfg, gssize var_index, MonoInst *value) MONO_INTERNAL;
1693 MonoType* mono_type_from_stack_type (MonoInst *ins) MONO_INTERNAL;
1694 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1695 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1696 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1697 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type) MONO_INTERNAL;
1698 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1699 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1700 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
1701 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg) MONO_INTERNAL;
1702 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg) MONO_INTERNAL;
1703
1704 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1705 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1706 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2) MONO_INTERNAL;
1707 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1708 void mono_nullify_basic_block (MonoBasicBlock *bb) MONO_INTERNAL;
1709 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn) MONO_INTERNAL;
1710 void mono_optimize_branches (MonoCompile *cfg) MONO_INTERNAL;
1711
1712 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom) MONO_INTERNAL;
1713 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1714 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1715 void mono_print_bb (MonoBasicBlock *bb, const char *msg) MONO_INTERNAL;
1716 void mono_print_code (MonoCompile *cfg, const char *msg) MONO_INTERNAL;
1717 void mono_print_method_from_ip (void *ip);
1718 char *mono_pmip (void *ip);
1719 const char* mono_inst_name (int op);
1720 void mono_inst_set_src_registers (MonoInst *ins, int *regs) MONO_INTERNAL;
1721 int mono_op_to_op_imm (int opcode) MONO_INTERNAL;
1722 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1723 int mono_load_membase_to_load_mem (int opcode) MONO_INTERNAL;
1724 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1725 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1726 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type) MONO_INTERNAL;
1727 guint32 mono_reverse_branch_op (guint32 opcode) MONO_INTERNAL;
1728 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id) MONO_INTERNAL;
1729 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
1730 void mono_remove_patch_info (MonoCompile *cfg, int ip) MONO_INTERNAL;
1731 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info) MONO_INTERNAL;
1732 guint mono_patch_info_hash (gconstpointer data) MONO_INTERNAL;
1733 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb) MONO_INTERNAL;
1734 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1735 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
1736 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji) MONO_INTERNAL;
1737 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1738 gpointer mono_jit_compile_method (MonoMethod *method) MONO_INTERNAL;
1739 MonoLMF * mono_get_lmf (void) MONO_INTERNAL;
1740 MonoLMF** mono_get_lmf_addr (void) MONO_INTERNAL;
1741 void mono_set_lmf (MonoLMF *lmf) MONO_INTERNAL;
1742 void mono_jit_thread_attach (MonoDomain *domain);
1743 MonoNativeTlsKey mono_get_jit_tls_key (void) MONO_INTERNAL;
1744 gint32 mono_get_jit_tls_offset (void) MONO_INTERNAL;
1745 gint32 mono_get_lmf_tls_offset (void) MONO_INTERNAL;
1746 gint32 mono_get_lmf_addr_tls_offset (void) MONO_INTERNAL;
1747 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg) MONO_INTERNAL;
1748 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1749 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1750 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type) MONO_INTERNAL;
1751 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type) MONO_INTERNAL;
1752 void mono_analyze_liveness (MonoCompile *cfg) MONO_INTERNAL;
1753 void mono_analyze_liveness_gc (MonoCompile *cfg) MONO_INTERNAL;
1754 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask) MONO_INTERNAL;
1755 void mono_global_regalloc (MonoCompile *cfg) MONO_INTERNAL;
1756 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks) MONO_INTERNAL;
1757 int mono_compile_assembly (MonoAssembly *ass, guint32 opts, const char *aot_options) MONO_INTERNAL;
1758 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts) MONO_INTERNAL;
1759 void mono_destroy_compile (MonoCompile *cfg) MONO_INTERNAL;
1760 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode) MONO_INTERNAL;
1761 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1762 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1763 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1764 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile) MONO_INTERNAL;
1765 MonoInst *mono_get_got_var (MonoCompile *cfg) MONO_INTERNAL;
1766 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset) MONO_INTERNAL;
1767 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args) MONO_INTERNAL;
1768 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this) MONO_INTERNAL;
1769 void mono_create_helper_signatures (void) MONO_INTERNAL;
1770
1771 gboolean mini_class_is_system_array (MonoClass *klass) MONO_INTERNAL;
1772 MonoMethodSignature *mono_get_element_address_signature (int arity) MONO_INTERNAL;
1773 MonoJitICallInfo *mono_get_element_address_icall (int rank) MONO_INTERNAL;
1774 MonoJitICallInfo *mono_get_array_new_va_icall (int rank) MONO_INTERNAL;
1775
1776 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to) MONO_INTERNAL;
1777 void mono_linterval_print (MonoLiveInterval *interval) MONO_INTERNAL;
1778 void mono_linterval_print_nl (MonoLiveInterval *interval) MONO_INTERNAL;
1779 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos) MONO_INTERNAL;
1780 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2) MONO_INTERNAL;
1781 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos) MONO_INTERNAL;
1782 void mono_liveness_handle_exception_clauses (MonoCompile *cfg) MONO_INTERNAL;
1783
1784 /* Native Client functions */
1785 gpointer mono_realloc_native_code(MonoCompile *cfg);
1786 #ifdef __native_client_codegen__
1787 void mono_nacl_align_inst(guint8 **pcode, int instlen);
1788 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
1789 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
1790 guint8 *mono_nacl_align(guint8 *code);
1791 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
1792 /* Defined for each arch */
1793 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
1794 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
1795
1796 extern const guint kNaClAlignment;
1797 extern const guint kNaClAlignmentMask;
1798 #endif
1799
1800 #if defined(__native_client__) || defined(__native_client_codegen__)
1801 void mono_nacl_gc();
1802 #endif
1803
1804 #if defined(__native_client_codegen__) || defined(__native_client__)
1805 #define NACL_SIZE(a, b) (b)
1806 #else
1807 #define NACL_SIZE(a, b) (a)
1808 #endif
1809
1810 /* AOT */
1811 void mono_aot_init (void) MONO_INTERNAL;
1812 void mono_aot_cleanup (void) MONO_INTERNAL;
1813 gpointer mono_aot_get_method (MonoDomain *domain,
1814 MonoMethod *method) MONO_INTERNAL;
1815 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token) MONO_INTERNAL;
1816 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr) MONO_INTERNAL;
1817 guint8* mono_aot_get_plt_entry (guint8 *code) MONO_INTERNAL;
1818 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1819 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res) MONO_INTERNAL;
1820 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass) MONO_INTERNAL;
1821 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr) MONO_INTERNAL;
1822 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code) MONO_INTERNAL;
1823 void mono_aot_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
1824 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot) MONO_INTERNAL;
1825 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1826 gpointer mono_aot_get_trampoline (const char *name) MONO_INTERNAL;
1827 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method) MONO_INTERNAL;
1828 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1829 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr) MONO_INTERNAL;
1830 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1831 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len) MONO_INTERNAL;
1832 guint32 mono_aot_method_hash (MonoMethod *method) MONO_INTERNAL;
1833 char* mono_aot_wrapper_name (MonoMethod *method) MONO_INTERNAL;
1834 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method) MONO_INTERNAL;
1835 guint32 mono_aot_get_got_offset (MonoJumpInfo *ji) MONO_LLVM_INTERNAL;
1836 char* mono_aot_get_method_name (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1837 char* mono_aot_get_plt_symbol (MonoJumpInfoType type, gconstpointer data) MONO_LLVM_INTERNAL;
1838 MonoJumpInfo* mono_aot_patch_info_dup (MonoJumpInfo* ji) MONO_LLVM_INTERNAL;
1839 void mono_aot_set_make_unreadable (gboolean unreadable) MONO_INTERNAL;
1840 gboolean mono_aot_is_pagefault (void *ptr) MONO_INTERNAL;
1841 void mono_aot_handle_pagefault (void *ptr) MONO_INTERNAL;
1842 void mono_aot_register_jit_icall (const char *name, gpointer addr) MONO_INTERNAL;
1843 void* mono_aot_readonly_field_override (MonoClassField *field) MONO_INTERNAL;
1844
1845 /* This is an exported function */
1846 void mono_aot_register_globals (gpointer *globals);
1847 /* This too */
1848 void mono_aot_register_module (gpointer *aot_info);
1849
1850 void mono_xdebug_init (char *xdebug_opts) MONO_INTERNAL;
1851 void mono_save_xdebug_info (MonoCompile *cfg) MONO_INTERNAL;
1852 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info) MONO_INTERNAL;
1853 /* This is an exported function */
1854 void mono_xdebug_flush (void);
1855
1856 /* LLVM backend */
1857 void mono_llvm_init (void) MONO_LLVM_INTERNAL;
1858 void mono_llvm_cleanup (void) MONO_LLVM_INTERNAL;
1859 void mono_llvm_emit_method (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1860 void mono_llvm_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_LLVM_INTERNAL;
1861 void mono_llvm_create_aot_module (const char *got_symbol) MONO_LLVM_INTERNAL;
1862 void mono_llvm_emit_aot_module (const char *filename, int got_size) MONO_LLVM_INTERNAL;
1863 void mono_llvm_check_method_supported (MonoCompile *cfg) MONO_LLVM_INTERNAL;
1864
1865 gboolean mono_method_blittable (MonoMethod *method) MONO_INTERNAL;
1866 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee) MONO_INTERNAL;
1867
1868 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw) MONO_INTERNAL;
1869 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options) MONO_INTERNAL;
1870 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1871 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr) MONO_INTERNAL;
1872
1873 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
1874
1875 int mono_find_method_opcode (MonoMethod *method) MONO_INTERNAL;
1876 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save) MONO_INTERNAL;
1877 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
1878
1879 void mono_trampolines_init (void) MONO_INTERNAL;
1880 void mono_trampolines_cleanup (void) MONO_INTERNAL;
1881 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type) MONO_INTERNAL;
1882 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1883 gpointer mono_create_jump_trampoline (MonoDomain *domain,
1884 MonoMethod *method,
1885 gboolean add_sync_wrapper) MONO_INTERNAL;
1886 gpointer mono_create_class_init_trampoline (MonoVTable *vtable) MONO_INTERNAL;
1887 gpointer mono_create_generic_class_init_trampoline (void) MONO_INTERNAL;
1888 gpointer mono_create_jit_trampoline (MonoMethod *method) MONO_INTERNAL;
1889 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token) MONO_INTERNAL;
1890 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
1891 gpointer mono_create_delegate_trampoline (MonoClass *klass) MONO_INTERNAL;
1892 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset) MONO_INTERNAL;
1893 gpointer mono_create_monitor_enter_trampoline (void) MONO_INTERNAL;
1894 gpointer mono_create_monitor_exit_trampoline (void) MONO_INTERNAL;
1895 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
1896 gpointer mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_LLVM_INTERNAL;
1897 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1898 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1899 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp) MONO_INTERNAL;
1900 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp) MONO_INTERNAL;
1901 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
1902 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1903 guint8* tramp) MONO_INTERNAL;
1904 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1905 guint8* tramp) MONO_INTERNAL;
1906 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1907 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1908 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1909 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1910 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
1911 gpointer mini_get_vtable_trampoline (int slot_index) MONO_INTERNAL;
1912 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type) MONO_INTERNAL;
1913 char* mono_get_rgctx_fetch_trampoline_name (int slot) MONO_INTERNAL;
1914
1915 gboolean mono_running_on_valgrind (void) MONO_INTERNAL;
1916 void* mono_global_codeman_reserve (int size) MONO_INTERNAL;
1917 void* nacl_global_codeman_get_dest(void *data) MONO_INTERNAL;
1918 void mono_global_codeman_commit(void *data, int size, int newsize) MONO_INTERNAL;
1919 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end) MONO_INTERNAL;
1920 const char *mono_regname_full (int reg, int bank) MONO_INTERNAL;
1921 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
1922 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1923 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname) MONO_INTERNAL;
1924 void mono_remove_critical_edges (MonoCompile *cfg) MONO_INTERNAL;
1925 gboolean mono_is_regsize_var (MonoType *t) MONO_INTERNAL;
1926 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align) MONO_INTERNAL;
1927 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
1928 CompType mono_opcode_to_type (int opcode, int cmp_opcode) MONO_INTERNAL;
1929 CompRelation mono_negate_cond (CompRelation cond) MONO_INTERNAL;
1930 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1931 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1932 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1933 MonoUnwindOp *mono_create_unwind_op (int when,
1934 int tag, int reg,
1935 int val) MONO_INTERNAL;
1936 void mono_emit_unwind_op (MonoCompile *cfg, int when,
1937 int tag, int reg,
1938 int val) MONO_INTERNAL;
1939 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops) MONO_INTERNAL;
1940 void mono_tramp_info_free (MonoTrampInfo *info) MONO_INTERNAL;
1941
1942 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
1943 MonoInst *return_var, GList *dont_inline, MonoInst **inline_args,
1944 guint inline_offset, gboolean is_virtual_call) MONO_INTERNAL;
1945
1946 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1947 void mono_decompose_long_opts (MonoCompile *cfg) MONO_INTERNAL;
1948 void mono_decompose_vtype_opts (MonoCompile *cfg) MONO_INTERNAL;
1949 void mono_decompose_array_access_opts (MonoCompile *cfg) MONO_INTERNAL;
1950 void mono_decompose_soft_float (MonoCompile *cfg) MONO_INTERNAL;
1951 void mono_handle_global_vregs (MonoCompile *cfg) MONO_INTERNAL;
1952 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts) MONO_INTERNAL;
1953 void mono_if_conversion (MonoCompile *cfg) MONO_INTERNAL;
1954
1955 /* methods that must be provided by the arch-specific port */
1956 void mono_arch_init (void) MONO_INTERNAL;
1957 void mono_arch_cleanup (void) MONO_INTERNAL;
1958 void mono_arch_cpu_init (void) MONO_INTERNAL;
1959 guint32 mono_arch_cpu_optimizazions (guint32 *exclude_mask) MONO_INTERNAL;
1960 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code) MONO_INTERNAL;
1961 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1962 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1963 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers) MONO_INTERNAL;
1964 void mono_codegen (MonoCompile *cfg) MONO_INTERNAL;
1965 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
1966 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt) MONO_INTERNAL;
1967 const char *mono_arch_regname (int reg) MONO_INTERNAL;
1968 const char *mono_arch_fregname (int reg) MONO_INTERNAL;
1969 void mono_arch_exceptions_init (void) MONO_INTERNAL;
1970 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
1971 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
1972 gpointer mono_arch_create_generic_class_init_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
1973 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info) MONO_INTERNAL;
1974 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
1975 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
1976 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg) MONO_INTERNAL;
1977 GList *mono_arch_get_global_int_regs (MonoCompile *cfg) MONO_INTERNAL;
1978 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg) MONO_INTERNAL;
1979 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1980 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1981 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv) MONO_INTERNAL;
1982 void mono_arch_patch_code (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, MonoCodeManager *dyn_code_mp, gboolean run_cctors) MONO_INTERNAL;
1983 void mono_arch_flush_icache (guint8 *code, gint size) MONO_INTERNAL;
1984 int mono_arch_max_epilog_size (MonoCompile *cfg) MONO_INTERNAL;
1985 guint8 *mono_arch_emit_prolog (MonoCompile *cfg) MONO_INTERNAL;
1986 void mono_arch_emit_epilog (MonoCompile *cfg) MONO_INTERNAL;
1987 void mono_arch_emit_exceptions (MonoCompile *cfg) MONO_INTERNAL;
1988 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1989 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1990 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1991 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1992 void mono_arch_setup_jit_tls_data (MonoJitTlsData *tls) MONO_INTERNAL;
1993 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls) MONO_INTERNAL;
1994 void mono_arch_fill_argument_info (MonoCompile *cfg) MONO_INTERNAL;
1995 void mono_arch_allocate_vars (MonoCompile *m) MONO_INTERNAL;
1996 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info) MONO_INTERNAL;
1997 gboolean mono_arch_print_tree (MonoInst *tree, int arity) MONO_INTERNAL;
1998 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
1999 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src) MONO_INTERNAL;
2000 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val) MONO_INTERNAL;
2001 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig) MONO_INTERNAL;
2002 void mono_arch_dyn_call_free (MonoDynCallInfo *info) MONO_INTERNAL;
2003 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len) MONO_INTERNAL;
2004 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf) MONO_INTERNAL;
2005 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2006 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
2007 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
2008 GSList* mono_arch_get_delegate_invoke_impls (void) MONO_INTERNAL;
2009 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2010 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji) MONO_INTERNAL;
2011 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target) MONO_INTERNAL;
2012 GSList* mono_arch_get_cie_program (void) MONO_INTERNAL;
2013 void mono_arch_set_target (char *mtriple) MONO_INTERNAL;
2014
2015 /* Soft Debug support */
2016 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2017 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
2018 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
2019 void mono_arch_start_single_stepping (void) MONO_INTERNAL;
2020 void mono_arch_stop_single_stepping (void) MONO_INTERNAL;
2021 gboolean mono_arch_is_single_step_event (void *info, void *sigctx) MONO_INTERNAL;
2022 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx) MONO_INTERNAL;
2023 guint8* mono_arch_get_ip_for_single_step (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
2024 guint8* mono_arch_get_ip_for_breakpoint (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
2025 void mono_arch_skip_breakpoint (MonoContext *ctx) MONO_INTERNAL;
2026 void mono_arch_skip_single_step (MonoContext *ctx) MONO_INTERNAL;
2027 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code) MONO_INTERNAL;
2028 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func) MONO_INTERNAL;
2029 #endif
2030
2031 gboolean
2032 mono_arch_find_jit_info (MonoDomain *domain, MonoJitTlsData *jit_tls,
2033 MonoJitInfo *ji, MonoContext *ctx,
2034 MonoContext *new_ctx, MonoLMF **lmf,
2035 mgreg_t **save_locations,
2036 StackFrameInfo *frame_info) MONO_INTERNAL;
2037 gpointer mono_arch_get_throw_exception_by_name (void) MONO_INTERNAL;
2038 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2039 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2040 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2041 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2042 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2043 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot) MONO_INTERNAL;
2044 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj, gboolean test_only) MONO_INTERNAL;
2045 void mono_arch_handle_altstack_exception (void *sigctx, gpointer fault_addr, gboolean stack_ovf) MONO_INTERNAL;
2046 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
2047 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
2048 gpointer mono_arch_ip_from_context (void *sigctx) MONO_INTERNAL;
2049 void mono_arch_sigctx_to_monoctx (void *sigctx, MonoContext *ctx) MONO_INTERNAL;
2050 void mono_arch_monoctx_to_sigctx (MonoContext *mctx, void *ctx) MONO_INTERNAL;
2051 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg) MONO_INTERNAL;
2052 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val) MONO_INTERNAL;
2053 void mono_arch_flush_register_windows (void) MONO_INTERNAL;
2054 gboolean mono_arch_is_inst_imm (gint64 imm) MONO_INTERNAL;
2055 MonoInst* mono_arch_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
2056 gboolean mono_arch_is_int_overflow (void *sigctx, void *info) MONO_INTERNAL;
2057 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg) MONO_INTERNAL;
2058 guint32 mono_arch_get_patch_offset (guint8 *code) MONO_INTERNAL;
2059 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
2060 void mono_arch_create_vars (MonoCompile *cfg) MONO_INTERNAL;
2061 void mono_arch_save_unwind_info (MonoCompile *cfg) MONO_INTERNAL;
2062 void mono_arch_register_lowlevel_calls (void) MONO_INTERNAL;
2063 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
2064 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr) MONO_INTERNAL;
2065 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset) MONO_INTERNAL;
2066 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr) MONO_INTERNAL;
2067 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
2068 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs) MONO_INTERNAL;
2069 void mono_arch_nullify_plt_entry (guint8 *code, mgreg_t *regs) MONO_INTERNAL;
2070 int mono_arch_get_this_arg_reg (guint8 *code) MONO_INTERNAL;
2071 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2072 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target) MONO_INTERNAL;
2073 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
2074 void mono_arch_emit_imt_argument (MonoCompile *cfg, MonoCallInst *call, MonoInst *imt_arg) MONO_INTERNAL;
2075 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2076 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2077 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
2078 void mono_arch_notify_pending_exc (void) MONO_INTERNAL;
2079 guint8* mono_arch_get_call_target (guint8 *code) MONO_INTERNAL;
2080 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code) MONO_INTERNAL;
2081 GSList *mono_arch_get_trampolines (gboolean aot) MONO_INTERNAL;
2082
2083 /* Handle block guard */
2084 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value) MONO_INTERNAL;
2085 gpointer mono_arch_create_handler_block_trampoline (void) MONO_INTERNAL;
2086 gpointer mono_create_handler_block_trampoline (void) MONO_INTERNAL;
2087 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx) MONO_INTERNAL;
2088
2089 /*New interruption machinery */
2090 void
2091 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data) MONO_INTERNAL;
2092
2093 void
2094 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data) MONO_INTERNAL;
2095
2096 gboolean
2097 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoNativeThreadId thread_id, MonoNativeThreadHandle thread_handle) MONO_INTERNAL;
2098
2099
2100 /* Exception handling */
2101 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2102
2103 void mono_exceptions_init (void) MONO_INTERNAL;
2104 gboolean mono_handle_exception (MonoContext *ctx, gpointer obj,
2105 gpointer original_ip, gboolean test_only) MONO_INTERNAL;
2106 void mono_handle_native_sigsegv (int signal, void *sigctx) MONO_INTERNAL;
2107 void mono_print_thread_dump (void *sigctx);
2108 void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2109 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data) MONO_INTERNAL;
2110 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data) MONO_INTERNAL;
2111 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data) MONO_INTERNAL;
2112 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx) MONO_INTERNAL;
2113 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx) MONO_INTERNAL;
2114 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx) MONO_INTERNAL;
2115
2116 void mono_setup_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
2117 void mono_free_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
2118 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
2119 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain) MONO_INTERNAL;
2120 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2121
2122 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;
2123
2124 gboolean
2125 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2126 MonoJitInfo *prev_ji, MonoContext *ctx,
2127 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2128 mgreg_t **save_locations,
2129 StackFrameInfo *frame) MONO_INTERNAL;
2130
2131 gpointer mono_get_throw_exception (void) MONO_INTERNAL;
2132 gpointer mono_get_rethrow_exception (void) MONO_INTERNAL;
2133 gpointer mono_get_call_filter (void) MONO_INTERNAL;
2134 gpointer mono_get_restore_context (void) MONO_INTERNAL;
2135 gpointer mono_get_throw_exception_by_name (void) MONO_INTERNAL;
2136 gpointer mono_get_throw_corlib_exception (void) MONO_INTERNAL;
2137
2138 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info) MONO_INTERNAL;
2139 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2140 MonoReflectionMethod **method,
2141 gint32 *iloffset, gint32 *native_offset,
2142 MonoString **file, gint32 *line, gint32 *column) MONO_INTERNAL;
2143 MonoString *ves_icall_System_Exception_get_trace (MonoException *exc) MONO_INTERNAL;
2144 void mono_set_cast_details (MonoClass *from, MonoClass *to) MONO_INTERNAL;
2145
2146 /* Dominator/SSA methods */
2147 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags) MONO_INTERNAL;
2148 void mono_compute_natural_loops (MonoCompile *cfg) MONO_INTERNAL;
2149 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set) MONO_INTERNAL;
2150 void mono_ssa_compute (MonoCompile *cfg) MONO_INTERNAL;
2151 void mono_ssa_remove (MonoCompile *cfg) MONO_INTERNAL;
2152 void mono_ssa_cprop (MonoCompile *cfg) MONO_INTERNAL;
2153 void mono_ssa_deadce (MonoCompile *cfg) MONO_INTERNAL;
2154 void mono_ssa_strength_reduction (MonoCompile *cfg) MONO_INTERNAL;
2155 void mono_free_loop_info (MonoCompile *cfg) MONO_INTERNAL;
2156
2157 void mono_ssa_compute2 (MonoCompile *cfg);
2158 void mono_ssa_remove2 (MonoCompile *cfg);
2159 void mono_ssa_cprop2 (MonoCompile *cfg);
2160 void mono_ssa_deadce2 (MonoCompile *cfg);
2161
2162 /* debugging support */
2163 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2164 guint32 breakpoint_id) MONO_INTERNAL;
2165 void mono_debug_open_method (MonoCompile *cfg) MONO_INTERNAL;
2166 void mono_debug_close_method (MonoCompile *cfg) MONO_INTERNAL;
2167 void mono_debug_free_method (MonoCompile *cfg) MONO_INTERNAL;
2168 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address) MONO_INTERNAL;
2169 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address) MONO_INTERNAL;
2170 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len) MONO_INTERNAL;
2171 void mono_debug_add_aot_method (MonoDomain *domain,
2172 MonoMethod *method, guint8 *code_start,
2173 guint8 *debug_info, guint32 debug_info_len) MONO_INTERNAL;
2174 void mono_debug_add_icall_wrapper (MonoMethod *method, MonoJitICallInfo* info) MONO_INTERNAL;
2175 void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2176 void mono_debugger_run_finally (MonoContext *start_ctx);
2177
2178 extern gssize mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
2179
2180 gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2181
2182 #ifdef MONO_DEBUGGER_SUPPORTED
2183
2184 /* Mono Debugger support */
2185 void mini_debugger_init (void);
2186 int mini_debugger_main (MonoDomain *domain, MonoAssembly *assembly, int argc, char **argv);
2187 gboolean mini_debug_running_inside_mdb (void);
2188 void mini_debugger_set_attach_ok (void);
2189
2190 #endif
2191
2192 /* Tracing */
2193 MonoTraceSpec *mono_trace_parse_options (const char *options) MONO_INTERNAL;
2194 void mono_trace_set_assembly (MonoAssembly *assembly) MONO_INTERNAL;
2195 gboolean mono_trace_eval (MonoMethod *method) MONO_INTERNAL;
2196
2197 extern void
2198 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
2199 extern void
2200 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
2201 extern void
2202 mono_perform_ssapre (MonoCompile *cfg) MONO_INTERNAL;
2203 extern void
2204 mono_local_cprop (MonoCompile *cfg) MONO_INTERNAL;
2205 extern void
2206 mono_local_cprop (MonoCompile *cfg);
2207 extern void
2208 mono_local_deadce (MonoCompile *cfg);
2209
2210 /* CAS - stack walk */
2211 MonoSecurityFrame* ves_icall_System_Security_SecurityFrame_GetSecurityFrame (gint32 skip) MONO_INTERNAL;
2212 MonoArray* ves_icall_System_Security_SecurityFrame_GetSecurityStack (gint32 skip) MONO_INTERNAL;
2213
2214 /* Generic sharing */
2215
2216
2217 void
2218 mono_set_generic_sharing_supported (gboolean supported) MONO_INTERNAL;
2219
2220 gboolean
2221 mono_class_generic_sharing_enabled (MonoClass *class) MONO_INTERNAL;
2222
2223 gpointer
2224 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot) MONO_INTERNAL;
2225
2226 gpointer
2227 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot) MONO_INTERNAL;
2228
2229 MonoMethodRuntimeGenericContext*
2230 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst) MONO_INTERNAL;
2231
2232 gboolean
2233 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
2234
2235 int
2236 mono_class_rgctx_get_array_size (int n, gboolean mrgctx) MONO_INTERNAL;
2237
2238 guint32
2239 mono_method_lookup_or_register_other_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2240 int info_type, MonoGenericContext *generic_context) MONO_INTERNAL;
2241
2242 MonoGenericContext
2243 mono_method_construct_object_context (MonoMethod *method) MONO_INTERNAL;
2244
2245 MonoMethod*
2246 mono_method_get_declaring_generic_method (MonoMethod *method) MONO_INTERNAL;
2247
2248 int
2249 mono_generic_context_check_used (MonoGenericContext *context) MONO_INTERNAL;
2250
2251 int
2252 mono_class_check_context_used (MonoClass *class) MONO_INTERNAL;
2253
2254 gboolean
2255 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars) MONO_INTERNAL;
2256
2257 gboolean
2258 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial) MONO_INTERNAL;
2259
2260 gboolean
2261 mono_method_is_generic_impl (MonoMethod *method) MONO_INTERNAL;
2262
2263 gboolean
2264 mono_method_is_generic_sharable_impl (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
2265
2266 gboolean
2267 mono_method_is_generic_sharable_impl_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial) MONO_INTERNAL;
2268
2269 gboolean
2270 mono_is_partially_sharable_inst (MonoGenericInst *inst) MONO_INTERNAL;
2271
2272 MonoGenericSharingContext* mono_get_generic_context_from_code (guint8 *code) MONO_INTERNAL;
2273
2274 MonoGenericContext* mini_method_get_context (MonoMethod *method) MONO_INTERNAL;
2275
2276 int mono_method_check_context_used (MonoMethod *method) MONO_INTERNAL;
2277
2278 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2) MONO_INTERNAL;
2279
2280 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2281 guint32 token, guint32 token_source, guint32 rgctx_type,
2282 gint32 rgctx_index) MONO_INTERNAL;
2283
2284 void mono_generic_sharing_init (void) MONO_INTERNAL;
2285 void mono_generic_sharing_cleanup (void) MONO_INTERNAL;
2286
2287 MonoClass* mini_class_get_container_class (MonoClass *class) MONO_INTERNAL;
2288 MonoGenericContext* mini_class_get_context (MonoClass *class) MONO_INTERNAL;
2289
2290 MonoType* mini_get_basic_type_from_generic (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2291 MonoType* mini_type_get_underlying_type (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2292 MonoMethod* mini_get_shared_method (MonoMethod *method) MONO_INTERNAL;
2293 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method) MONO_INTERNAL;
2294
2295 int mini_type_stack_size (MonoGenericSharingContext *gsctx, MonoType *t, int *align) MONO_INTERNAL;
2296 int mini_type_stack_size_full (MonoGenericSharingContext *gsctx, MonoType *t, guint32 *align, gboolean pinvoke) MONO_INTERNAL;
2297 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst) MONO_INTERNAL;
2298 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2299
2300 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb) MONO_INTERNAL;
2301
2302 void mono_cfg_set_exception (MonoCompile *cfg, int type) MONO_INTERNAL;
2303 gboolean mini_type_is_reference (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2304
2305
2306 /* wapihandles.c */
2307 int mini_wapi_hps (int argc, char **argv) MONO_INTERNAL;
2308
2309 int mini_wapi_semdel (int argc, char **argv) MONO_INTERNAL;
2310
2311 int mini_wapi_seminfo (int argc, char **argv) MONO_INTERNAL;
2312
2313 /* SIMD support */
2314
2315 /*
2316 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2317 */
2318 enum {
2319 SIMD_VERSION_SSE1 = 1 << 0,
2320 SIMD_VERSION_SSE2 = 1 << 1,
2321 SIMD_VERSION_SSE3 = 1 << 2,
2322 SIMD_VERSION_SSSE3 = 1 << 3,
2323 SIMD_VERSION_SSE41 = 1 << 4,
2324 SIMD_VERSION_SSE42 = 1 << 5,
2325 SIMD_VERSION_SSE4a = 1 << 6,
2326 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2327 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2328 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
2329 SIMD_VERSION_SSE4a,
2330
2331 /* this value marks the end of the bit indexes used in
2332 * this emum.
2333 */
2334 SIMD_VERSION_INDEX_END = 6
2335 };
2336
2337 #define MASK(x) (1 << x)
2338
2339 enum {
2340 SIMD_COMP_EQ,
2341 SIMD_COMP_LT,
2342 SIMD_COMP_LE,
2343 SIMD_COMP_UNORD,
2344 SIMD_COMP_NEQ,
2345 SIMD_COMP_NLT,
2346 SIMD_COMP_NLE,
2347 SIMD_COMP_ORD
2348 };
2349
2350 enum {
2351 SIMD_PREFETCH_MODE_NTA,
2352 SIMD_PREFETCH_MODE_0,
2353 SIMD_PREFETCH_MODE_1,
2354 SIMD_PREFETCH_MODE_2,
2355 };
2356
2357 const char *mono_arch_xregname (int reg) MONO_INTERNAL;
2358 void mono_simd_simplify_indirection (MonoCompile *cfg) MONO_INTERNAL;
2359 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2360 guint32 mono_arch_cpu_enumerate_simd_versions (void) MONO_INTERNAL;
2361 void mono_simd_intrinsics_init (void) MONO_INTERNAL;
2362
2363 #ifdef __linux__
2364 /* maybe enable also for other systems? */
2365 #define ENABLE_JIT_MAP 1
2366 void mono_enable_jit_map (void) MONO_INTERNAL;
2367 void mono_emit_jit_map (MonoJitInfo *jinfo) MONO_INTERNAL;
2368 void mono_emit_jit_tramp (void *start, int size, const char *desc) MONO_INTERNAL;
2369 gboolean mono_jit_map_is_enabled (void) MONO_INTERNAL;
2370 #else
2371 #define mono_enable_jit_map()
2372 #define mono_emit_jit_map(ji)
2373 #define mono_emit_jit_tramp(s,z,d)
2374 #define mono_jit_map_is_enabled() (0)
2375 #endif
2376
2377 /*
2378 * Per-OS implementation functions.
2379 */
2380 void mono_runtime_install_handlers (void) MONO_INTERNAL;
2381 void mono_runtime_cleanup_handlers (void) MONO_INTERNAL;
2382 void mono_runtime_setup_stat_profiler (void) MONO_INTERNAL;
2383 void mono_runtime_shutdown_stat_profiler (void) MONO_INTERNAL;
2384 void mono_runtime_posix_install_handlers (void) MONO_INTERNAL;
2385 pid_t mono_runtime_syscall_fork (void) MONO_INTERNAL;
2386 gboolean mono_gdb_render_native_backtraces (void) MONO_INTERNAL;
2387
2388 /*
2389 * Signal handling
2390 */
2391 #ifdef MONO_GET_CONTEXT
2392 #define GET_CONTEXT MONO_GET_CONTEXT
2393 #endif
2394
2395 #ifndef GET_CONTEXT
2396 #ifdef HOST_WIN32
2397 #define GET_CONTEXT \
2398 void *ctx = context;
2399 #else
2400 #ifdef MONO_ARCH_USE_SIGACTION
2401 #define GET_CONTEXT \
2402 void *ctx = context;
2403 #elif defined(__HAIKU__)
2404 #define GET_CONTEXT \
2405 void *ctx = &regs;
2406 #else
2407 #define GET_CONTEXT \
2408 void **_p = (void **)&_dummy; \
2409 struct sigcontext *ctx = (struct sigcontext *)++_p;
2410 #endif
2411 #endif
2412 #endif
2413
2414 #ifdef MONO_ARCH_USE_SIGACTION
2415 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
2416 #define SIG_HANDLER_PARAMS _dummy, info, context
2417 #elif defined(HOST_WIN32)
2418 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, EXCEPTION_POINTERS *info, void *context)
2419 #define SIG_HANDLER_PARAMS _dummy, info, context
2420 #elif defined(__HAIKU__)
2421 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, void *userData, vregs regs)
2422 #define SIG_HANDLER_PARAMS _dummy, userData, regs
2423 #else
2424 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
2425 #define SIG_HANDLER_PARAMS _dummy
2426 #endif
2427
2428 void SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) MONO_INTERNAL;
2429 void SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) MONO_INTERNAL;
2430 void SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler) MONO_INTERNAL;
2431 void SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) MONO_INTERNAL;
2432 gboolean SIG_HANDLER_SIGNATURE (mono_chain_signal) MONO_INTERNAL;
2433
2434 /* Subtypes of some wrapper types */
2435 enum {
2436 MONO_AOT_WRAPPER_MONITOR_ENTER,
2437 MONO_AOT_WRAPPER_MONITOR_EXIT,
2438 MONO_AOT_WRAPPER_ELEMENT_ADDR,
2439 MONO_AOT_WRAPPER_PTR_TO_STRUCTURE,
2440 MONO_AOT_WRAPPER_STRUCTURE_TO_PTR,
2441 MONO_AOT_WRAPPER_CASTCLASS_WITH_CACHE,
2442 MONO_AOT_WRAPPER_ISINST_WITH_CACHE,
2443 MONO_AOT_WRAPPER_MONITOR_ENTER_V4,
2444 MONO_AOT_WRAPPER_JIT_ICALL,
2445 MONO_AOT_WRAPPER_RUNTIME_INVOKE_DYNAMIC,
2446 MONO_AOT_WRAPPER_RUNTIME_INVOKE_DIRECT,
2447 MONO_AOT_WRAPPER_RUNTIME_INVOKE_VIRTUAL,
2448 /*
2449 * We can't encode this wrapper directly, so we emit its name instead.
2450 * This means that its not possible to decode this into a method, only to check
2451 * that the method reference matches a given method. This is normally not a problem
2452 * as these wrappers only occur in the extra_methods table, where we already have
2453 * a method we want to lookup.
2454 */
2455 MONO_AOT_WRAPPER_BY_NAME,
2456 MONO_AOT_WRAPPER_LAST
2457 };
2458
2459 #endif /* __MONO_MINI_H__ */