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2010-04-01 Zoltan Varga <vargaz@gmail.com>
[mono/afaerber.git] / mono / mini / mini.h
blobdcf5a49335ad420b4b108a4075970eebcaa203c5
1 #ifndef __MONO_MINI_H__
2 #define __MONO_MINI_H__
3
4 #include "config.h"
5 #include <glib.h>
6 #include <signal.h>
7 #include <mono/metadata/loader.h>
8 #include <mono/metadata/mempool.h>
9 #include <mono/utils/monobitset.h>
10 #include <mono/metadata/class.h>
11 #include <mono/metadata/object.h>
12 #include <mono/metadata/opcodes.h>
13 #include <mono/metadata/tabledefs.h>
14 #include <mono/metadata/domain-internals.h>
15 #include "mono/metadata/class-internals.h"
16 #include "mono/metadata/object-internals.h"
17 #include <mono/metadata/profiler-private.h>
18 #include <mono/metadata/debug-helpers.h>
19 #include <mono/utils/mono-compiler.h>
20
21 #define MONO_BREAKPOINT_ARRAY_SIZE 64
22
23 /* C type matching the size of a machine register. Not always the same as 'int' */
24 /* Note that member 'p' of MonoInst must be the same type, as OP_PCONST is defined
25 * as one of the OP_ICONST types, so inst_c0 must be the same as inst_p0
26 */
27 #if SIZEOF_REGISTER == 4
28 typedef gint32 mgreg_t;
29 #elif SIZEOF_REGISTER == 8
30 typedef gint64 mgreg_t;
31 #endif
32
33 #include "mini-arch.h"
34 #include "regalloc.h"
35 #include "declsec.h"
36 #include "mini-unwind.h"
37
38 #ifndef G_LIKELY
39 #define G_LIKELY(a) (a)
40 #define G_UNLIKELY(a) (a)
41 #endif
42
43 #ifndef G_MAXINT32
44 #define G_MAXINT32 2147483647
45 #endif
46
47 #ifndef G_MININT32
48 #define G_MININT32 (-G_MAXINT32 - 1)
49 #endif
50
51 #if DISABLE_LOGGING
52 #define MINI_DEBUG(level,limit,code)
53 #else
54 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
55 #endif
56
57 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
58 #define MONO_SUPPORT_TASKLETS 1
59 #endif
60
61 #if ENABLE_LLVM
62 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
63 #define LLVM_ENABLED TRUE
64 #else
65 #define COMPILE_LLVM(cfg) (0)
66 #define LLVM_ENABLED FALSE
67 #endif
68
69 #ifdef MONO_ARCH_SOFT_FLOAT
70 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)))
71 #else
72 #define COMPILE_SOFT_FLOAT(cfg) 0
73 #endif
74
75 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
76
77 /* for 32 bit systems */
78 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
79 #define MINI_LS_WORD_IDX 0
80 #define MINI_MS_WORD_IDX 1
81 #else
82 #define MINI_LS_WORD_IDX 1
83 #define MINI_MS_WORD_IDX 0
84 #endif
85 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
86 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
87 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
88 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
89
90 #define MONO_FAKE_IMT_METHOD ((MonoMethod*)GINT_TO_POINTER(-1))
91 #define MONO_FAKE_VTABLE_METHOD ((MonoMethod*)GINT_TO_POINTER(-2))
92
93 #ifndef DISABLE_AOT
94 #define MONO_USE_AOT_COMPILER
95 #endif
96
97 /* Version number of the AOT file format */
98 #define MONO_AOT_FILE_VERSION "67"
99
100 //TODO: This is x86/amd64 specific.
101 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
102
103 /* Constants used to encode different types of methods in AOT */
104 enum {
105 MONO_AOT_METHODREF_MIN = 240,
106 /* Method encoded using its name */
107 MONO_AOT_METHODREF_WRAPPER_NAME = 250,
108 /* Runtime provided methods on arrays */
109 MONO_AOT_METHODREF_ARRAY = 251,
110 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 252,
111 /* Wrappers */
112 MONO_AOT_METHODREF_WRAPPER = 253,
113 /* Methods on generic instances */
114 MONO_AOT_METHODREF_GINST = 254,
115 /* Methods resolve using a METHODSPEC token */
116 MONO_AOT_METHODREF_METHODSPEC = 255,
117 };
118
119 /* Trampolines which we have a lot of */
120 typedef enum {
121 MONO_AOT_TRAMP_SPECIFIC = 0,
122 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
123 MONO_AOT_TRAMP_IMT_THUNK = 2,
124 MONO_AOT_TRAMP_NUM = 3
125 } MonoAotTrampoline;
126
127 typedef enum {
128 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
129 MONO_AOT_FILE_FLAG_FULL_AOT = 2
130 } MonoAotFileFlags;
131
132 /* This structure is stored in the AOT file */
133 typedef struct MonoAotFileInfo
134 {
135 guint32 plt_got_offset_base;
136 guint32 got_size;
137 guint32 plt_size;
138 guint32 nmethods;
139 guint32 flags;
140 /* Optimization flags used to compile the module */
141 guint32 opts;
142
143 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
144 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
145 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
146 } MonoAotFileInfo;
147
148 /* Per-domain information maintained by the JIT */
149 typedef struct
150 {
151 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
152 GHashTable *jump_target_got_slot_hash;
153 GHashTable *jump_target_hash;
154 /* Maps methods/klasses to the address of the given type of trampoline */
155 GHashTable *class_init_trampoline_hash;
156 GHashTable *jump_trampoline_hash;
157 GHashTable *jit_trampoline_hash;
158 GHashTable *delegate_trampoline_hash;
159 GHashTable *static_rgctx_trampoline_hash;
160 GHashTable *llvm_vcall_trampoline_hash;
161 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
162 GHashTable *dynamic_code_hash;
163 GHashTable *method_code_hash;
164 /* Maps methods to a RuntimeInvokeInfo structure */
165 GHashTable *runtime_invoke_hash;
166 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
167 GHashTable *seq_points;
168 /* Debugger agent data */
169 gpointer agent_info;
170 /* Maps MonoMethod to an arch-specific structure */
171 GHashTable *arch_seq_points;
172 } MonoJitDomainInfo;
173
174 typedef struct {
175 MonoJitInfo *ji;
176 MonoCodeManager *code_mp;
177 } MonoJitDynamicMethodInfo;
178
179 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
180
181 /* Arch-specific */
182 typedef struct {
183 int dummy;
184 } MonoDynCallInfo;
185
186 /*
187 * Possible frame types returned by the stack walker.
188 */
189 typedef enum {
190 /* Normal managed frames */
191 FRAME_TYPE_MANAGED = 0,
192 /* Pseudo frame marking the start of a method invocation done by the soft debugger */
193 FRAME_TYPE_DEBUGGER_INVOKE = 1,
194 /* Frame for transitioning to native code */
195 FRAME_TYPE_MANAGED_TO_NATIVE = 2,
196 FRAME_TYPE_SENTINEL = 3
197 } StackFrameType;
198
199 /*
200 * Information about a stack frame
201 */
202 typedef struct {
203 StackFrameType type;
204 /*
205 * For FRAME_TYPE_MANAGED.
206 * For FRAME_TYPE_MANAGED_TO_NATIVE, the ji for the method which transitioned to
207 * native code, if there is one, else NULL.
208 */
209 MonoJitInfo *ji;
210 /*
211 * For FRAME_TYPE_MANAGED_TO_NATIVE, it is either the method which transitioned
212 * to native code, or the method which was JITted.
213 */
214 MonoMethod *method;
215 /* The domain containing the code executed by this frame */
216 MonoDomain *domain;
217 gboolean managed;
218 int native_offset;
219 int il_offset;
220 gpointer lmf;
221 } StackFrameInfo;
222
223 typedef struct {
224 int il_offset, native_offset;
225 /* Indexes of successor sequence points */
226 int *next;
227 /* Number of entries in next */
228 int next_len;
229 } SeqPoint;
230
231 typedef struct {
232 int len;
233 SeqPoint seq_points [MONO_ZERO_LEN_ARRAY];
234 } MonoSeqPointInfo;
235
236 #if 0
237 #define mono_bitset_foreach_bit(set,b,n) \
238 for (b = 0; b < n; b++)\
239 if (mono_bitset_test_fast(set,b))
240 #define mono_bitset_foreach_bit_rev(set,b,n) \
241 for (b = n - 1; b >= 0; b--)\
242 if (mono_bitset_test_fast(set,b))
243 #else
244 #define mono_bitset_foreach_bit(set,b,n) \
245 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
246 #define mono_bitset_foreach_bit_rev(set,b,n) \
247 for (b = mono_bitset_find_last (set, n - 1); b >= 0; b = b ? mono_bitset_find_last (set, b) : -1)
248
249 #endif
250
251 /*
252 * Pull the list of opcodes
253 */
254 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
255 a = i,
256
257 enum {
258 #include "mono/cil/opcode.def"
259 CEE_LASTOP
260 };
261 #undef OPDEF
262
263 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
264
265 #define MONO_INST_NULLIFY_SREGS(dest) do { \
266 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
267 } while (0)
268
269 #define MONO_INST_NEW(cfg,dest,op) do { \
270 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
271 (dest)->opcode = (op); \
272 (dest)->dreg = -1; \
273 MONO_INST_NULLIFY_SREGS ((dest)); \
274 (dest)->cil_code = (cfg)->ip; \
275 } while (0)
276
277 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
278 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
279 (dest)->inst.opcode = (op); \
280 (dest)->inst.dreg = -1; \
281 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
282 (dest)->inst.cil_code = (cfg)->ip; \
283 } while (0)
284
285 #define MONO_INST_NEW_CALL_ARG(cfg,dest,op) do { \
286 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallArgParm)); \
287 (dest)->ins.opcode = (op); \
288 } while (0)
289
290 #define MONO_ADD_INS(b,inst) do { \
291 if ((b)->last_ins) { \
292 (b)->last_ins->next = (inst); \
293 (inst)->prev = (b)->last_ins; \
294 (b)->last_ins = (inst); \
295 } else { \
296 (b)->code = (b)->last_ins = (inst); \
297 } \
298 } while (0)
299
300 #define NULLIFY_INS(ins) do { \
301 (ins)->opcode = OP_NOP; \
302 (ins)->dreg = -1; \
303 MONO_INST_NULLIFY_SREGS ((ins)); \
304 } while (0)
305
306 /* Remove INS from BB */
307 #define MONO_REMOVE_INS(bb,ins) do { \
308 if ((ins)->prev) \
309 (ins)->prev->next = (ins)->next; \
310 if ((ins)->next) \
311 (ins)->next->prev = (ins)->prev; \
312 if ((bb)->code == (ins)) \
313 (bb)->code = (ins)->next; \
314 if ((bb)->last_ins == (ins)) \
315 (bb)->last_ins = (ins)->prev; \
316 } while (0)
317
318 /* Remove INS from BB and nullify it */
319 #define MONO_DELETE_INS(bb,ins) do { \
320 MONO_REMOVE_INS ((bb), (ins)); \
321 NULLIFY_INS ((ins)); \
322 } while (0)
323
324 /*
325 * this is used to determine when some branch optimizations are possible: we exclude FP compares
326 * because they have weird semantics with NaNs.
327 */
328 #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))
329 #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))
330
331 #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))
332
333 #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)))
334
335 #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)))
336
337
338 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE) && ((ins)->opcode <= OP_LOADV_MEMBASE))
339 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG) && ((ins)->opcode <= OP_STOREV_MEMBASE))
340 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
341
342 #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))
343
344 #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)))
345
346 #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))))
347
348 /* FIXME: Add more instructions */
349 #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))
350
351 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
352
353
354 #ifdef MONO_ARCH_SIMD_INTRINSICS
355
356 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
357 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
358 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
359 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE))
360 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
361
362 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
363
364 #else
365
366 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
367 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE))
368 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
369 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
370 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE))
371 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
372
373 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
374
375 #endif
376
377 typedef struct MonoInstList MonoInstList;
378 typedef struct MonoInst MonoInst;
379 typedef struct MonoCallInst MonoCallInst;
380 typedef struct MonoCallArgParm MonoCallArgParm;
381 typedef struct MonoMethodVar MonoMethodVar;
382 typedef struct MonoBasicBlock MonoBasicBlock;
383 typedef struct MonoLMF MonoLMF;
384 typedef struct MonoSpillInfo MonoSpillInfo;
385 typedef struct MonoTraceSpec MonoTraceSpec;
386
387 extern guint32 mono_jit_tls_id;
388 extern MonoTraceSpec *mono_jit_trace_calls;
389 extern gboolean mono_break_on_exc;
390 extern int mono_exc_esp_offset;
391 extern gboolean mono_compile_aot;
392 extern gboolean mono_aot_only;
393 extern gboolean mono_use_imt;
394 extern MonoMethodDesc *mono_inject_async_exc_method;
395 extern int mono_inject_async_exc_pos;
396 extern MonoMethodDesc *mono_break_at_bb_method;
397 extern int mono_break_at_bb_bb_num;
398 extern gboolean check_for_pending_exc;
399 extern gboolean disable_vtypes_in_regs;
400 extern gboolean mono_verify_all;
401 extern gboolean mono_dont_free_global_codeman;
402 extern gboolean mono_do_x86_stack_align;
403 extern const char *mono_build_date;
404 extern gboolean mono_do_signal_chaining;
405 extern gboolean mono_use_llvm;
406
407 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
408
409 extern const char ins_info[];
410 extern const gint8 ins_sreg_counts [];
411
412 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
413 #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)))
414
415 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
416
417 #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)
418
419 #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)
420
421 #define mono_bb_first_ins(bb) (bb)->code
422
423 struct MonoSpillInfo {
424 int offset;
425 };
426
427 /*
428 * The IR-level extended basic block.
429 *
430 * A basic block can have multiple exits just fine, as long as the point of
431 * 'departure' is the last instruction in the basic block. Extended basic
432 * blocks, on the other hand, may have instructions that leave the block
433 * midstream. The important thing is that they cannot be _entered_
434 * midstream, ie, execution of a basic block (or extened bb) always start
435 * at the beginning of the block, never in the middle.
436 */
437 struct MonoBasicBlock {
438 MonoInst *last_ins;
439
440 /* the next basic block in the order it appears in IL */
441 MonoBasicBlock *next_bb;
442
443 /*
444 * Before instruction selection it is the first tree in the
445 * forest and the first item in the list of trees. After
446 * instruction selection it is the first instruction and the
447 * first item in the list of instructions.
448 */
449 MonoInst *code;
450
451 /* unique block number identification */
452 gint32 block_num;
453
454 gint32 dfn;
455
456 /* Basic blocks: incoming and outgoing counts and pointers */
457 /* Each bb should only appear once in each array */
458 gint16 out_count, in_count;
459 MonoBasicBlock **in_bb;
460 MonoBasicBlock **out_bb;
461
462 /* Points to the start of the CIL code that initiated this BB */
463 unsigned char* cil_code;
464
465 /* Length of the CIL block */
466 gint32 cil_length;
467
468 /* The offset of the generated code, used for fixups */
469 int native_offset;
470 int native_length;
471 int max_offset;
472 int max_length;
473
474 /* Visited and reachable flags */
475 guint32 flags;
476
477 /*
478 * SSA and loop based flags
479 */
480 MonoBitSet *dominators;
481 MonoBitSet *dfrontier;
482 MonoBasicBlock *idom;
483 GSList *dominated;
484 /* fast dominator algorithm */
485 MonoBasicBlock *df_parent, *ancestor, *child, *label;
486 int size, sdom, idomn;
487
488 /* loop nesting and recognition */
489 GList *loop_blocks;
490 gint8 nesting;
491 gint8 loop_body_start;
492
493 /*
494 * Whenever the bblock is rarely executed so it should be emitted after
495 * the function epilog.
496 */
497 guint out_of_line : 1;
498 /* Caches the result of uselessness calculation during optimize_branches */
499 guint not_useless : 1;
500 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
501 guint has_array_access : 1;
502 /* Whenever this bblock is extended, ie. it has branches inside it */
503 guint extended : 1;
504 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
505 guint has_jump_table : 1;
506 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
507 guint has_call_handler : 1;
508
509 /* use for liveness analysis */
510 MonoBitSet *gen_set;
511 MonoBitSet *kill_set;
512 MonoBitSet *live_in_set;
513 MonoBitSet *live_out_set;
514
515 /* fields to deal with non-empty stack slots at bb boundary */
516 guint16 out_scount, in_scount;
517 MonoInst **out_stack;
518 MonoInst **in_stack;
519
520 /* we use that to prevent merging of bblocks covered by different clauses*/
521 guint real_offset;
522
523 GSList *seq_points;
524 MonoInst *last_seq_point;
525
526 /*
527 * The region encodes whether the basic block is inside
528 * a finally, catch, filter or none of these.
529 *
530 * If the value is -1, then it is neither finally, catch nor filter
531 *
532 * Otherwise the format is:
533 *
534 * Bits: | 0-3 | 4-7 | 8-31
535 * | | |
536 * | clause-flags | MONO_REGION | clause-index
537 *
538 */
539 guint region;
540
541 /* The current symbolic register number, used in local register allocation. */
542 guint32 max_vreg;
543 };
544
545 /* BBlock flags */
546 enum {
547 BB_VISITED = 1 << 0,
548 BB_REACHABLE = 1 << 1,
549 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
550 BB_EXCEPTION_UNSAFE = 1 << 3,
551 BB_EXCEPTION_HANDLER = 1 << 4
552 };
553
554 typedef struct MonoMemcpyArgs {
555 int size, align;
556 } MonoMemcpyArgs;
557
558 typedef enum {
559 LLVMArgNone,
560 LLVMArgInIReg,
561 LLVMArgInFPReg,
562 LLVMArgVtypeInReg,
563 LLVMArgVtypeByVal,
564 LLVMArgVtypeRetAddr /* On on cinfo->ret */
565 } LLVMArgStorage;
566
567 typedef struct {
568 LLVMArgStorage storage;
569
570 /* Only if storage == ArgValuetypeInReg */
571 LLVMArgStorage pair_storage [2];
572 } LLVMArgInfo;
573
574 typedef struct {
575 LLVMArgInfo ret;
576 /* args [0] is for the this argument if it exists */
577 LLVMArgInfo args [1];
578 } LLVMCallInfo;
579
580 #define MONO_MAX_SRC_REGS 3
581
582 struct MonoInst {
583 guint16 opcode;
584 guint8 type; /* stack type */
585 guint8 flags;
586
587 /* used by the register allocator */
588 gint32 dreg, sreg1, sreg2, sreg3;
589
590 MonoInst *next, *prev;
591
592 union {
593 union {
594 MonoInst *src;
595 MonoMethodVar *var;
596 mgreg_t const_val;
597 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
598 struct {
599 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
600 } pdata;
601 #else
602 gpointer p;
603 #endif
604 MonoMethod *method;
605 MonoMethodSignature *signature;
606 MonoBasicBlock **many_blocks;
607 MonoBasicBlock *target_block;
608 MonoInst **args;
609 MonoType *vtype;
610 MonoClass *klass;
611 int *phi_args;
612 MonoCallInst *call_inst;
613 MonoExceptionClause *exception_clause;
614 } op [2];
615 gint64 i8const;
616 double r8const;
617 } data;
618
619 const unsigned char* cil_code; /* for debugging and bblock splitting */
620
621 /* used mostly by the backend to store additional info it may need */
622 union {
623 gint32 reg3;
624 gint32 arg_info;
625 gint32 size;
626 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
627 gpointer data;
628 gint shift_amount;
629 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
630 gboolean record_cast_details; /* For CEE_CASTCLASS */
631 MonoInst *spill_var; /* for OP_ICONV_TO_R8_RAW and OP_FCONV_TO_R8_X */
632 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
633 } backend;
634
635 MonoClass *klass;
636 };
637
638 struct MonoCallInst {
639 MonoInst inst;
640 MonoMethodSignature *signature;
641 MonoMethod *method;
642 MonoInst **args;
643 MonoInst *out_args;
644 MonoInst *vret_var;
645 gconstpointer fptr;
646 guint stack_usage;
647 guint virtual : 1;
648 guint tail_call : 1;
649 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
650 guint fptr_is_patch : 1;
651 /*
652 * If this is true, then the call returns a vtype in a register using the same
653 * calling convention as OP_CALL.
654 */
655 guint vret_in_reg : 1;
656 /* Whenever there is an IMT argument and it is dynamic */
657 guint dynamic_imt_arg : 1;
658 /* Whenever there is an RGCTX argument */
659 guint32 rgctx_reg : 1;
660 regmask_t used_iregs;
661 regmask_t used_fregs;
662 GSList *out_ireg_args;
663 GSList *out_freg_args;
664 #ifdef ENABLE_LLVM
665 LLVMCallInfo *cinfo;
666 #endif
667 };
668
669 struct MonoCallArgParm {
670 MonoInst ins;
671 gint32 size;
672 gint32 offset;
673 gint32 offPrm;
674 };
675
676 /*
677 * flags for MonoInst
678 * Note: some of the values overlap, because they can't appear
679 * in the same MonoInst.
680 */
681 enum {
682 MONO_INST_HAS_METHOD = 1,
683 MONO_INST_INIT = 1, /* in localloc */
684 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
685 MONO_INST_IS_DEAD = 2,
686 MONO_INST_TAILCALL = 4,
687 MONO_INST_VOLATILE = 4,
688 MONO_INST_NOTYPECHECK = 4,
689 MONO_INST_UNALIGNED = 8,
690 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
691 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
692 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
693 /* the address of the variable has been taken */
694 MONO_INST_INDIRECT = 16,
695 MONO_INST_NORANGECHECK = 16,
696 /* On loads, the source address can be null */
697 MONO_INST_FAULT = 32
698 };
699
700 #define inst_c0 data.op[0].const_val
701 #define inst_c1 data.op[1].const_val
702 #define inst_i0 data.op[0].src
703 #define inst_i1 data.op[1].src
704 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
705 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
706 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
707 #else
708 #define inst_p0 data.op[0].p
709 #define inst_p1 data.op[1].p
710 #endif
711 #define inst_l data.i8const
712 #define inst_r data.r8const
713 #define inst_left data.op[0].src
714 #define inst_right data.op[1].src
715
716 #define inst_newa_len data.op[0].src
717 #define inst_newa_class data.op[1].klass
718
719 #define inst_var data.op[0].var
720 #define inst_vtype data.op[1].vtype
721 /* in branch instructions */
722 #define inst_many_bb data.op[1].many_blocks
723 #define inst_target_bb data.op[0].target_block
724 #define inst_true_bb data.op[1].many_blocks[0]
725 #define inst_false_bb data.op[1].many_blocks[1]
726
727 #define inst_basereg sreg1
728 #define inst_indexreg sreg2
729 #define inst_destbasereg dreg
730 #define inst_offset data.op[0].const_val
731 #define inst_imm data.op[1].const_val
732 #define inst_call data.op[1].call_inst
733
734 #define inst_phi_args data.op[1].phi_args
735 #define inst_eh_block data.op[1].exception_clause
736
737 /* instruction description for use in regalloc/scheduling */
738 enum {
739 MONO_INST_DEST,
740 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
741 MONO_INST_SRC2,
742 MONO_INST_SRC3,
743 MONO_INST_LEN,
744 MONO_INST_CLOB,
745 /* Unused, commented out to reduce the size of the mdesc tables
746 MONO_INST_FLAGS,
747 MONO_INST_COST,
748 MONO_INST_DELAY,
749 MONO_INST_RES,
750 */
751 MONO_INST_MAX
752 };
753
754 typedef union {
755 struct {
756 guint16 tid; /* tree number */
757 guint16 bid; /* block number */
758 } pos ;
759 guint32 abs_pos;
760 } MonoPosition;
761
762 typedef struct {
763 MonoPosition first_use, last_use;
764 } MonoLiveRange;
765
766 typedef struct MonoLiveRange2 MonoLiveRange2;
767
768 struct MonoLiveRange2 {
769 int from, to;
770 MonoLiveRange2 *next;
771 };
772
773 typedef struct {
774 /* List of live ranges sorted by 'from' */
775 MonoLiveRange2 *range;
776 MonoLiveRange2 *last_range;
777 } MonoLiveInterval;
778
779 /*
780 * Additional information about a variable
781 */
782 struct MonoMethodVar {
783 guint idx; /* inside cfg->varinfo, cfg->vars */
784 MonoLiveRange range; /* generated by liveness analysis */
785 MonoLiveInterval *interval; /* generated by liveness analysis */
786 int reg; /* != -1 if allocated into a register */
787 int spill_costs;
788 MonoBitSet *def_in; /* used by SSA */
789 MonoInst *def; /* used by SSA */
790 MonoBasicBlock *def_bb; /* used by SSA */
791 GList *uses; /* used by SSA */
792 char cpstate; /* used by SSA conditional constant propagation */
793 /* The native offsets corresponding to the live range of the variable */
794 gint32 live_range_start, live_range_end;
795 /*
796 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
797 * original vreg.
798 */
799 gint32 vreg;
800 };
801
802 typedef struct {
803 gpointer end_of_stack;
804 guint32 stack_size;
805 #if !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
806 MonoLMF *lmf;
807 #endif
808 MonoLMF *first_lmf;
809 gpointer restore_stack_prot;
810 guint32 handling_stack_ovf;
811 gpointer signal_stack;
812 guint32 signal_stack_size;
813 gpointer stack_ovf_guard_base;
814 guint32 stack_ovf_guard_size;
815 guint stack_ovf_valloced : 1;
816 void (*abort_func) (MonoObject *object);
817 /* Used to implement --debug=casts */
818 MonoClass *class_cast_from, *class_cast_to;
819
820 /* Stores state needed by mono_resume_unwind () and the handler block with a guard */
821 MonoContext ex_ctx;
822 /* FIXME: GC */
823 gpointer ex_obj;
824 /* handle block return address */
825 gpointer handler_block_return_address;
826 /* handler block been guarded */
827 MonoJitExceptionInfo *handler_block;
828 } MonoJitTlsData;
829
830 typedef enum {
831 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
832 #include "patch-info.h"
833 #undef PATCH_INFO
834 MONO_PATCH_INFO_NUM
835 } MonoJumpInfoType;
836
837 /*
838 * We need to store the image which the token refers to along with the token,
839 * since the image might not be the same as the image of the method which
840 * contains the relocation, because of inlining.
841 */
842 typedef struct MonoJumpInfoToken {
843 MonoImage *image;
844 guint32 token;
845 gboolean has_context;
846 MonoGenericContext context;
847 } MonoJumpInfoToken;
848
849 typedef struct MonoJumpInfoBBTable {
850 MonoBasicBlock **table;
851 int table_size;
852 } MonoJumpInfoBBTable;
853
854 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
855
856 /* Contains information describing an LLVM IMT trampoline */
857 typedef struct MonoJumpInfoImtTramp {
858 MonoMethod *method;
859 int vt_offset;
860 } MonoJumpInfoImtTramp;
861
862 typedef struct MonoJumpInfo MonoJumpInfo;
863 struct MonoJumpInfo {
864 MonoJumpInfo *next;
865 union {
866 int i;
867 guint8 *p;
868 MonoInst *label;
869 } ip;
870
871 MonoJumpInfoType type;
872 union {
873 gconstpointer target;
874 #if SIZEOF_VOID_P == 8
875 gint64 offset;
876 #else
877 int offset;
878 #endif
879 MonoBasicBlock *bb;
880 MonoInst *inst;
881 MonoMethod *method;
882 MonoClass *klass;
883 MonoClassField *field;
884 MonoImage *image;
885 MonoVTable *vtable;
886 const char *name;
887 MonoJumpInfoToken *token;
888 MonoJumpInfoBBTable *table;
889 MonoJumpInfoRgctxEntry *rgctx_entry;
890 MonoJumpInfoImtTramp *imt_tramp;
891 } data;
892 };
893
894 /* Contains information describing an rgctx entry */
895 struct MonoJumpInfoRgctxEntry {
896 MonoMethod *method;
897 gboolean in_mrgctx;
898 MonoJumpInfo *data; /* describes the data to be loaded */
899 int info_type;
900 };
901
902 typedef enum {
903 MONO_TRAMPOLINE_JIT,
904 MONO_TRAMPOLINE_JUMP,
905 MONO_TRAMPOLINE_CLASS_INIT,
906 MONO_TRAMPOLINE_GENERIC_CLASS_INIT,
907 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
908 MONO_TRAMPOLINE_AOT,
909 MONO_TRAMPOLINE_AOT_PLT,
910 MONO_TRAMPOLINE_DELEGATE,
911 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
912 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
913 MONO_TRAMPOLINE_MONITOR_ENTER,
914 MONO_TRAMPOLINE_MONITOR_EXIT,
915 #ifdef MONO_ARCH_LLVM_SUPPORTED
916 MONO_TRAMPOLINE_LLVM_VCALL,
917 #endif
918 #ifdef MONO_ARCH_HAVE_HANDLER_BLOCK_GUARD
919 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
920 #endif
921 MONO_TRAMPOLINE_NUM
922 } MonoTrampolineType;
923
924 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
925 ((t) == MONO_TRAMPOLINE_CLASS_INIT || \
926 (t) == MONO_TRAMPOLINE_GENERIC_CLASS_INIT || \
927 (t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
928 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH || \
929 (t) == MONO_TRAMPOLINE_MONITOR_ENTER || \
930 (t) == MONO_TRAMPOLINE_MONITOR_EXIT)
931
932 /* optimization flags */
933 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
934 enum {
935 #include "optflags-def.h"
936 MONO_OPT_LAST
937 };
938
939 /* Bit-fields in the MonoBasicBlock.region */
940 #define MONO_REGION_TRY 0
941 #define MONO_REGION_FINALLY 16
942 #define MONO_REGION_CATCH 32
943 #define MONO_REGION_FAULT 64 /* Currently unused */
944 #define MONO_REGION_FILTER 128
945
946 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
947
948 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
949
950 #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))))
951
952 /*
953 * Control Flow Graph and compilation unit information
954 */
955 typedef struct {
956 MonoMethod *method;
957 MonoMethodHeader *header;
958 MonoMemPool *mempool;
959 MonoInst **varinfo;
960 MonoMethodVar *vars;
961 MonoInst *ret;
962 MonoBasicBlock *bb_entry;
963 MonoBasicBlock *bb_exit;
964 MonoBasicBlock *bb_init;
965 MonoBasicBlock **bblocks;
966 MonoBasicBlock **cil_offset_to_bb;
967 MonoMemPool *state_pool; /* used by instruction selection */
968 MonoBasicBlock *cbb; /* used by instruction selection */
969 MonoInst *prev_ins; /* in decompose */
970 MonoJumpInfo *patch_info;
971 MonoJitInfo *jit_info;
972 MonoJitDynamicMethodInfo *dynamic_info;
973 guint num_bblocks, max_block_num;
974 guint locals_start;
975 guint num_varinfo; /* used items in varinfo */
976 guint varinfo_count; /* total storage in varinfo */
977 gint stack_offset;
978 gint max_ireg;
979 gint cil_offset_to_bb_len;
980 gint locals_min_stack_offset, locals_max_stack_offset;
981 MonoRegState *rs;
982 MonoSpillInfo *spill_info [16]; /* machine register spills */
983 gint spill_count;
984 gint spill_info_len [16];
985 /* unsigned char *cil_code; */
986 MonoMethod *inlined_method; /* the method which is currently inlined */
987 MonoInst *domainvar; /* a cache for the current domain */
988 MonoInst *got_var; /* Global Offset Table variable */
989 MonoInst **locals;
990 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
991 MonoInst **args;
992 MonoType **arg_types;
993 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
994 MonoMethod *method_to_register; /* The method to register in JIT info tables */
995 MonoGenericContext *generic_context;
996
997 /*
998 * This variable represents the hidden argument holding the vtype
999 * return address. If the method returns something other than a vtype, or
1000 * the vtype is returned in registers this is NULL.
1001 */
1002 MonoInst *vret_addr;
1003
1004 /*
1005 * This is used to initialize the cil_code field of MonoInst's.
1006 */
1007 const unsigned char *ip;
1008
1009 struct MonoAliasingInformation *aliasing_info;
1010
1011 /* A hashtable of region ID-> SP var mappings */
1012 /* An SP var is a place to store the stack pointer (used by handlers)*/
1013 GHashTable *spvars;
1014
1015 /* A hashtable of region ID -> EX var mappings */
1016 /* An EX var stores the exception object passed to catch/filter blocks */
1017 GHashTable *exvars;
1018
1019 GList *ldstr_list; /* used by AOT */
1020
1021 MonoDomain *domain;
1022
1023 guint real_offset;
1024 GHashTable *cbb_hash;
1025
1026 /* The current virtual register number */
1027 guint32 next_vreg;
1028
1029 MonoGenericSharingContext *generic_sharing_context;
1030
1031 unsigned char *cil_start;
1032 unsigned char *native_code;
1033 guint code_size;
1034 guint code_len;
1035 guint prolog_end;
1036 guint epilog_begin;
1037 regmask_t used_int_regs;
1038 guint32 opt;
1039 guint32 prof_options;
1040 guint32 flags;
1041 guint32 comp_done;
1042 guint32 verbose_level;
1043 guint32 stack_usage;
1044 guint32 param_area;
1045 guint32 frame_reg;
1046 gint32 sig_cookie;
1047 guint disable_aot : 1;
1048 guint disable_ssa : 1;
1049 guint disable_llvm : 1;
1050 guint enable_extended_bblocks : 1;
1051 guint run_cctors : 1;
1052 guint need_lmf_area : 1;
1053 guint compile_aot : 1;
1054 guint compile_llvm : 1;
1055 guint got_var_allocated : 1;
1056 guint ret_var_is_local : 1;
1057 guint ret_var_set : 1;
1058 guint globalra : 1;
1059 guint unverifiable : 1;
1060 guint skip_visibility : 1;
1061 guint disable_reuse_registers : 1;
1062 guint disable_reuse_stack_slots : 1;
1063 guint disable_reuse_ref_stack_slots : 1;
1064 guint disable_initlocals_opt : 1;
1065 guint disable_initlocals_opt_refs : 1;
1066 guint disable_omit_fp : 1;
1067 guint disable_vreg_to_lvreg : 1;
1068 guint disable_deadce_vars : 1;
1069 guint disable_out_of_line_bblocks : 1;
1070 guint init_ref_vars : 1;
1071 guint extend_live_ranges : 1;
1072 guint compute_precise_live_ranges : 1;
1073 guint has_got_slots : 1;
1074 guint uses_rgctx_reg : 1;
1075 guint uses_vtable_reg : 1;
1076 guint uses_simd_intrinsics : 1;
1077 guint keep_cil_nops : 1;
1078 guint gen_seq_points : 1;
1079 guint explicit_null_checks : 1;
1080 gpointer debug_info;
1081 guint32 lmf_offset;
1082 guint16 *intvars;
1083 MonoProfileCoverageInfo *coverage_info;
1084 GHashTable *token_info_hash;
1085 MonoCompileArch arch;
1086 guint32 inline_depth;
1087 guint32 exception_type; /* MONO_EXCEPTION_* */
1088 guint32 exception_data;
1089 char* exception_message;
1090 gpointer exception_ptr;
1091
1092 guint8 * encoded_unwind_ops;
1093 guint32 encoded_unwind_ops_len;
1094 GSList* unwind_ops;
1095
1096 /* Fields used by the local reg allocator */
1097 void* reginfo;
1098 int reginfo_len;
1099
1100 /* Maps vregs to their associated MonoInst's */
1101 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1102 MonoInst **vreg_to_inst;
1103
1104 /* Size of above array */
1105 guint32 vreg_to_inst_len;
1106
1107 /*
1108 * The original method to compile, differs from 'method' when doing generic
1109 * sharing.
1110 */
1111 MonoMethod *orig_method;
1112
1113 /* Patches which describe absolute addresses embedded into the native code */
1114 GHashTable *abs_patches;
1115
1116 /* If the arch passes valuetypes by address, then for methods
1117 which use JMP the arch code should use these local
1118 variables to store the addresses of incoming valuetypes.
1119 The addresses should be stored in mono_arch_emit_prolog()
1120 and can be used when emitting code for OP_JMP. See
1121 mini-ppc.c. */
1122 MonoInst **tailcall_valuetype_addrs;
1123
1124 /* Used to implement iconv_to_r8_raw on archs that can't do raw
1125 copy between an ireg and a freg. This is an int32 var.*/
1126 MonoInst *iconv_raw_var;
1127
1128 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1129 MonoInst *fconv_to_r8_x_var;
1130
1131 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1132 MonoInst *simd_ctor_var;
1133
1134 /* Used to implement dyn_call */
1135 MonoInst *dyn_call_var;
1136
1137 /*
1138 * List of sequence points represented as IL offset+native offset pairs.
1139 * Allocated using glib.
1140 * IL offset can be -1 or 0xffffff to refer to the sequence points
1141 * inside the prolog and epilog used to implement method entry/exit events.
1142 */
1143 GPtrArray *seq_points;
1144
1145 /* The encoded sequence point info */
1146 MonoSeqPointInfo *seq_point_info;
1147
1148 /* Used by AOT */
1149 guint32 got_offset, ex_info_offset, method_info_offset;
1150 /* Symbol used to refer to this method in generated assembly */
1151 char *asm_symbol;
1152
1153 MonoJitExceptionInfo *llvm_ex_info;
1154 guint32 llvm_ex_info_len;
1155
1156 GSList *try_block_holes;
1157 } MonoCompile;
1158
1159 typedef enum {
1160 MONO_CFG_HAS_ALLOCA = 1 << 0,
1161 MONO_CFG_HAS_CALLS = 1 << 1,
1162 MONO_CFG_HAS_LDELEMA = 1 << 2,
1163 MONO_CFG_HAS_VARARGS = 1 << 3,
1164 MONO_CFG_HAS_TAIL = 1 << 4,
1165 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1166 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1167 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1168 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1169 } MonoCompileFlags;
1170
1171 typedef struct {
1172 gulong methods_compiled;
1173 gulong methods_aot;
1174 gulong methods_lookups;
1175 gulong method_trampolines;
1176 gulong allocate_var;
1177 gulong cil_code_size;
1178 gulong native_code_size;
1179 gulong code_reallocs;
1180 gulong max_code_size_ratio;
1181 gulong biggest_method_size;
1182 gulong allocated_code_size;
1183 gulong inlineable_methods;
1184 gulong inlined_methods;
1185 gulong basic_blocks;
1186 gulong max_basic_blocks;
1187 gulong locals_stack_size;
1188 gulong regvars;
1189 gulong cas_declsec_check;
1190 gulong cas_linkdemand_icall;
1191 gulong cas_linkdemand_pinvoke;
1192 gulong cas_linkdemand_aptc;
1193 gulong cas_linkdemand;
1194 gulong cas_demand_generation;
1195 gulong generic_virtual_invocations;
1196 char *max_ratio_method;
1197 char *biggest_method;
1198 gboolean enabled;
1199 } MonoJitStats;
1200
1201 extern MonoJitStats mono_jit_stats;
1202
1203 /* opcodes: value assigned after all the CIL opcodes */
1204 #ifdef MINI_OP
1205 #undef MINI_OP
1206 #endif
1207 #ifdef MINI_OP3
1208 #undef MINI_OP3
1209 #endif
1210 #define MINI_OP(a,b,dest,src1,src2) a,
1211 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1212 enum {
1213 OP_START = MONO_CEE_LAST - 1,
1214 #include "mini-ops.h"
1215 OP_LAST
1216 };
1217 #undef MINI_OP
1218 #undef MINI_OP3
1219
1220 #if SIZEOF_VOID_P == 8
1221 #define OP_PCONST OP_I8CONST
1222 #define OP_PADD OP_LADD
1223 #define OP_PADD_IMM OP_LADD_IMM
1224 #define OP_PSUB OP_LSUB
1225 #define OP_PMUL OP_LMUL
1226 #define OP_PMUL_IMM OP_LMUL_IMM
1227 #define OP_PNEG OP_LNEG
1228 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1229 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1230 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1231 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1232 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1233 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1234 #define OP_PBEQ OP_LBEQ
1235 #define OP_PCEQ OP_LCEQ
1236 #define OP_PBNE_UN OP_LBNE_UN
1237 #define OP_PBGE_UN OP_LBGE_UN
1238 #define OP_PBLT_UN OP_LBLT_UN
1239 #define OP_PBGE OP_LBGE
1240 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1241 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1242 #else
1243 #define OP_PCONST OP_ICONST
1244 #define OP_PADD OP_IADD
1245 #define OP_PADD_IMM OP_IADD_IMM
1246 #define OP_PSUB OP_ISUB
1247 #define OP_PMUL OP_IMUL
1248 #define OP_PMUL_IMM OP_IMUL_IMM
1249 #define OP_PNEG OP_INEG
1250 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1251 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1252 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1253 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1254 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1255 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1256 #define OP_PBEQ OP_IBEQ
1257 #define OP_PCEQ OP_ICEQ
1258 #define OP_PBNE_UN OP_IBNE_UN
1259 #define OP_PBGE_UN OP_IBGE_UN
1260 #define OP_PBLT_UN OP_IBLT_UN
1261 #define OP_PBGE OP_IBGE
1262 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1263 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1264 #endif
1265
1266 /* Opcodes to load/store regsize quantities */
1267 #ifdef __mono_ilp32__
1268 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1269 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1270 #else
1271 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1272 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1273 #endif
1274
1275 typedef enum {
1276 STACK_INV,
1277 STACK_I4,
1278 STACK_I8,
1279 STACK_PTR,
1280 STACK_R8,
1281 STACK_MP,
1282 STACK_OBJ,
1283 STACK_VTYPE,
1284 STACK_MAX
1285 } MonoStackType;
1286
1287 typedef struct {
1288 union {
1289 double r8;
1290 gint32 i4;
1291 gint64 i8;
1292 gpointer p;
1293 MonoClass *klass;
1294 } data;
1295 int type;
1296 } StackSlot;
1297
1298 #if HAVE_ARRAY_ELEM_INIT
1299 extern const guint8 mono_burg_arity [];
1300 #else
1301 extern guint8 mono_burg_arity [];
1302 #endif
1303
1304 extern const char MONO_ARCH_CPU_SPEC [] MONO_INTERNAL;
1305 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1306 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1307 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [] MONO_INTERNAL;
1308 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1309
1310 enum {
1311 MONO_COMP_DOM = 1,
1312 MONO_COMP_IDOM = 2,
1313 MONO_COMP_DFRONTIER = 4,
1314 MONO_COMP_DOM_REV = 8,
1315 MONO_COMP_LIVENESS = 16,
1316 MONO_COMP_SSA = 32,
1317 MONO_COMP_SSA_DEF_USE = 64,
1318 MONO_COMP_REACHABILITY = 128,
1319 MONO_COMP_LOOPS = 256
1320 };
1321
1322 typedef enum {
1323 MONO_GRAPH_CFG = 1,
1324 MONO_GRAPH_DTREE = 2,
1325 MONO_GRAPH_CFG_CODE = 4,
1326 MONO_GRAPH_CFG_SSA = 8,
1327 MONO_GRAPH_CFG_OPTCODE = 16
1328 } MonoGraphOptions;
1329
1330 typedef struct {
1331 guint16 size;
1332 guint16 offset;
1333 guint8 pad;
1334 } MonoJitArgumentInfo;
1335
1336 typedef struct {
1337 gboolean handle_sigint;
1338 gboolean keep_delegates;
1339 gboolean collect_pagefault_stats;
1340 gboolean break_on_unverified;
1341 gboolean better_cast_details;
1342 gboolean mdb_optimizations;
1343 gboolean no_gdb_backtrace;
1344 gboolean suspend_on_sigsegv;
1345 gboolean dyn_runtime_invoke;
1346 gboolean gdb;
1347 gboolean gen_seq_points;
1348 gboolean explicit_null_checks;
1349 /*
1350 * Fill stack frames with 0x2a in method prologs. This helps with the
1351 * debugging of the stack marking code in the GC.
1352 */
1353 gboolean init_stacks;
1354 } MonoDebugOptions;
1355
1356 enum {
1357 BRANCH_NOT_TAKEN,
1358 BRANCH_TAKEN,
1359 BRANCH_UNDEF
1360 };
1361
1362 typedef enum {
1363 CMP_EQ,
1364 CMP_NE,
1365 CMP_LE,
1366 CMP_GE,
1367 CMP_LT,
1368 CMP_GT,
1369 CMP_LE_UN,
1370 CMP_GE_UN,
1371 CMP_LT_UN,
1372 CMP_GT_UN
1373 } CompRelation;
1374
1375 typedef enum {
1376 CMP_TYPE_L,
1377 CMP_TYPE_I,
1378 CMP_TYPE_F
1379 } CompType;
1380
1381 /* Implicit exceptions */
1382 enum {
1383 MONO_EXC_INDEX_OUT_OF_RANGE,
1384 MONO_EXC_OVERFLOW,
1385 MONO_EXC_ARITHMETIC,
1386 MONO_EXC_DIVIDE_BY_ZERO,
1387 MONO_EXC_INVALID_CAST,
1388 MONO_EXC_NULL_REF,
1389 MONO_EXC_ARRAY_TYPE_MISMATCH,
1390 MONO_EXC_INTRINS_NUM
1391 };
1392
1393 enum {
1394 MINI_TOKEN_SOURCE_CLASS,
1395 MINI_TOKEN_SOURCE_METHOD,
1396 MINI_TOKEN_SOURCE_FIELD
1397 };
1398
1399 /*
1400 * This structures contains information about a trampoline function required by
1401 * the AOT compiler in full-aot mode.
1402 */
1403 typedef struct
1404 {
1405 guint8 *code;
1406 guint32 code_size;
1407 char *name;
1408 } MonoAotTrampInfo;
1409
1410 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
1411
1412 /* main function */
1413 int mono_main (int argc, char* argv[]);
1414 void mono_set_defaults (int verbose_level, guint32 opts);
1415 MonoDomain* mini_init (const char *filename, const char *runtime_version) MONO_INTERNAL;
1416 void mini_cleanup (MonoDomain *domain) MONO_INTERNAL;
1417 MonoDebugOptions *mini_get_debug_options (void) MONO_INTERNAL;
1418 char* mono_get_runtime_build_info (void) MONO_INTERNAL;
1419
1420 /* helper methods */
1421 void mono_disable_optimizations (guint32 opts) MONO_INTERNAL;
1422 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token) MONO_INTERNAL;
1423 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context) MONO_INTERNAL;
1424 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region) MONO_INTERNAL;
1425 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset) MONO_INTERNAL;
1426 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_INTERNAL;
1427
1428 void mono_precompile_assemblies (void) MONO_INTERNAL;
1429 int mono_parse_default_optimizations (const char* p);
1430 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1431 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1432 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1433 void mono_verify_bblock (MonoBasicBlock *bb) MONO_INTERNAL;
1434 void mono_verify_cfg (MonoCompile *cfg) MONO_INTERNAL;
1435 void mono_constant_fold (MonoCompile *cfg) MONO_INTERNAL;
1436 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite) MONO_INTERNAL;
1437 int mono_eval_cond_branch (MonoInst *branch) MONO_INTERNAL;
1438 int mono_is_power_of_two (guint32 val) MONO_INTERNAL;
1439 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size) MONO_INTERNAL;
1440 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode) MONO_INTERNAL;
1441 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg) MONO_INTERNAL;
1442 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) MONO_INTERNAL;
1443 MonoInst* mono_compile_create_var_load (MonoCompile *cfg, gssize var_index) MONO_INTERNAL;
1444 MonoInst* mono_compile_create_var_store (MonoCompile *cfg, gssize var_index, MonoInst *value) MONO_INTERNAL;
1445 MonoType* mono_type_from_stack_type (MonoInst *ins) MONO_INTERNAL;
1446 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_INTERNAL;
1447 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_INTERNAL;
1448 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_INTERNAL;
1449 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type) MONO_INTERNAL;
1450
1451 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1452 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1453 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2) MONO_INTERNAL;
1454 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1455 void mono_nullify_basic_block (MonoBasicBlock *bb) MONO_INTERNAL;
1456 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn) MONO_INTERNAL;
1457 void mono_optimize_branches (MonoCompile *cfg) MONO_INTERNAL;
1458
1459 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom) MONO_INTERNAL;
1460 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1461 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1462 void mono_print_bb (MonoBasicBlock *bb, const char *msg) MONO_INTERNAL;
1463 void mono_print_code (MonoCompile *cfg, const char *msg) MONO_INTERNAL;
1464 void mono_print_method_from_ip (void *ip);
1465 char *mono_pmip (void *ip);
1466 const char* mono_inst_name (int op);
1467 void mono_inst_set_src_registers (MonoInst *ins, int *regs) MONO_INTERNAL;
1468 int mono_op_to_op_imm (int opcode) MONO_INTERNAL;
1469 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1470 int mono_load_membase_to_load_mem (int opcode) MONO_INTERNAL;
1471 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1472 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1473 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type) MONO_INTERNAL;
1474 guint32 mono_reverse_branch_op (guint32 opcode) MONO_INTERNAL;
1475 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id) MONO_INTERNAL;
1476 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1477 void mono_remove_patch_info (MonoCompile *cfg, int ip) MONO_INTERNAL;
1478 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info) MONO_INTERNAL;
1479 guint mono_patch_info_hash (gconstpointer data) MONO_INTERNAL;
1480 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb) MONO_INTERNAL;
1481 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1482 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_INTERNAL;
1483 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji) MONO_INTERNAL;
1484 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1485 gpointer mono_jit_compile_method (MonoMethod *method) MONO_INTERNAL;
1486 MonoLMF * mono_get_lmf (void) MONO_INTERNAL;
1487 MonoLMF** mono_get_lmf_addr (void) MONO_INTERNAL;
1488 void mono_set_lmf (MonoLMF *lmf) MONO_INTERNAL;
1489 void mono_jit_thread_attach (MonoDomain *domain);
1490 guint32 mono_get_jit_tls_key (void) MONO_INTERNAL;
1491 gint32 mono_get_jit_tls_offset (void) MONO_INTERNAL;
1492 gint32 mono_get_lmf_tls_offset (void) MONO_INTERNAL;
1493 gint32 mono_get_lmf_addr_tls_offset (void) MONO_INTERNAL;
1494 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg) MONO_INTERNAL;
1495 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1496 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1497 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, gboolean sort_end) MONO_INTERNAL;
1498 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type) MONO_INTERNAL;
1499 void mono_analyze_liveness (MonoCompile *cfg) MONO_INTERNAL;
1500 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask) MONO_INTERNAL;
1501 void mono_global_regalloc (MonoCompile *cfg) MONO_INTERNAL;
1502 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks) MONO_INTERNAL;
1503 int mono_compile_assembly (MonoAssembly *ass, guint32 opts, const char *aot_options) MONO_INTERNAL;
1504 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts) MONO_INTERNAL;
1505 void mono_destroy_compile (MonoCompile *cfg) MONO_INTERNAL;
1506 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode) MONO_INTERNAL;
1507 void mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1508 void mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1509 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1510 gboolean mini_method_verify (MonoCompile *cfg, MonoMethod *method) MONO_INTERNAL;
1511 MonoInst *mono_get_got_var (MonoCompile *cfg) MONO_INTERNAL;
1512 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset) MONO_INTERNAL;
1513 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args) MONO_INTERNAL;
1514 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this) MONO_INTERNAL;
1515
1516
1517 gboolean mini_class_is_system_array (MonoClass *klass) MONO_INTERNAL;
1518 MonoMethodSignature *mono_get_element_address_signature (int arity) MONO_INTERNAL;
1519 MonoJitICallInfo *mono_get_element_address_icall (int rank) MONO_INTERNAL;
1520 MonoJitICallInfo *mono_get_array_new_va_icall (int rank) MONO_INTERNAL;
1521
1522 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to) MONO_INTERNAL;
1523 void mono_linterval_print (MonoLiveInterval *interval) MONO_INTERNAL;
1524 void mono_linterval_print_nl (MonoLiveInterval *interval) MONO_INTERNAL;
1525 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos) MONO_INTERNAL;
1526 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2) MONO_INTERNAL;
1527 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos) MONO_INTERNAL;
1528 void mono_liveness_handle_exception_clauses (MonoCompile *cfg) MONO_INTERNAL;
1529
1530 /* AOT */
1531 void mono_aot_init (void) MONO_INTERNAL;
1532 gpointer mono_aot_get_method (MonoDomain *domain,
1533 MonoMethod *method) MONO_INTERNAL;
1534 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token) MONO_INTERNAL;
1535 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr) MONO_INTERNAL;
1536 guint8* mono_aot_get_plt_entry (guint8 *code) MONO_INTERNAL;
1537 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1538 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res) MONO_INTERNAL;
1539 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass) MONO_INTERNAL;
1540 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr) MONO_INTERNAL;
1541 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code) MONO_INTERNAL;
1542 void mono_aot_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
1543 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot) MONO_INTERNAL;
1544 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1545 gpointer mono_aot_get_named_code (const char *name) MONO_INTERNAL;
1546 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method) MONO_INTERNAL;
1547 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1548 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr) MONO_INTERNAL;
1549 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1550 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len) MONO_INTERNAL;
1551 guint32 mono_aot_method_hash (MonoMethod *method) MONO_INTERNAL;
1552 char* mono_aot_wrapper_name (MonoMethod *method) MONO_INTERNAL;
1553 MonoAotTrampInfo* mono_aot_tramp_info_create (const char *name, guint8 *code, guint32 code_len) MONO_INTERNAL;
1554 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method) MONO_INTERNAL;
1555 guint32 mono_aot_get_got_offset (MonoJumpInfo *ji) MONO_INTERNAL;
1556 char* mono_aot_get_method_name (MonoCompile *cfg) MONO_INTERNAL;
1557 char* mono_aot_get_plt_symbol (MonoJumpInfoType type, gconstpointer data) MONO_INTERNAL;
1558 char* mono_aot_get_method_debug_name (MonoCompile *cfg) MONO_INTERNAL;
1559 MonoJumpInfo* mono_aot_patch_info_dup (MonoJumpInfo* ji) MONO_INTERNAL;
1560 void mono_aot_set_make_unreadable (gboolean unreadable) MONO_INTERNAL;
1561 gboolean mono_aot_is_pagefault (void *ptr) MONO_INTERNAL;
1562 void mono_aot_handle_pagefault (void *ptr) MONO_INTERNAL;
1563
1564 /* This is an exported function */
1565 void mono_aot_register_globals (gpointer *globals);
1566 /* This too */
1567 void mono_aot_register_module (gpointer *aot_info);
1568
1569 void mono_xdebug_init (char *xdebug_opts) MONO_INTERNAL;
1570 void mono_save_xdebug_info (MonoCompile *cfg) MONO_INTERNAL;
1571 void mono_save_trampoline_xdebug_info (const char *tramp_name, guint8 *code, guint32 code_size, GSList *unwind_info) MONO_INTERNAL;
1572 /* This is an exported function */
1573 void mono_xdebug_flush (void) MONO_INTERNAL;
1574
1575 /* LLVM backend */
1576 void mono_llvm_init (void) MONO_INTERNAL;
1577 void mono_llvm_cleanup (void) MONO_INTERNAL;
1578 void mono_llvm_emit_method (MonoCompile *cfg) MONO_INTERNAL;
1579 void mono_llvm_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
1580 void mono_llvm_create_aot_module (const char *got_symbol) MONO_INTERNAL;
1581 void mono_llvm_emit_aot_module (const char *filename, int got_size) MONO_INTERNAL;
1582
1583 gboolean mono_method_blittable (MonoMethod *method) MONO_INTERNAL;
1584 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee) MONO_INTERNAL;
1585
1586 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw) MONO_INTERNAL;
1587 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options) MONO_INTERNAL;
1588 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1589 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr) MONO_INTERNAL;
1590
1591 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
1592
1593 int mono_find_method_opcode (MonoMethod *method) MONO_INTERNAL;
1594 MonoJitICallInfo *mono_find_jit_icall_by_name (const char *name) MONO_INTERNAL;
1595 MonoJitICallInfo *mono_find_jit_icall_by_addr (gconstpointer addr) MONO_INTERNAL;
1596 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save) MONO_INTERNAL;
1597 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_INTERNAL;
1598
1599 void mono_trampolines_init (void) MONO_INTERNAL;
1600 void mono_trampolines_cleanup (void) MONO_INTERNAL;
1601 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type) MONO_INTERNAL;
1602 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1603 gpointer mono_create_jump_trampoline (MonoDomain *domain,
1604 MonoMethod *method,
1605 gboolean add_sync_wrapper) MONO_INTERNAL;
1606 gpointer mono_create_class_init_trampoline (MonoVTable *vtable) MONO_INTERNAL;
1607 gpointer mono_create_generic_class_init_trampoline (void) MONO_INTERNAL;
1608 gpointer mono_create_jit_trampoline (MonoMethod *method) MONO_INTERNAL;
1609 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token) MONO_INTERNAL;
1610 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1611 gpointer mono_create_delegate_trampoline (MonoClass *klass) MONO_INTERNAL;
1612 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset) MONO_INTERNAL;
1613 gpointer mono_create_monitor_enter_trampoline (void) MONO_INTERNAL;
1614 gpointer mono_create_monitor_exit_trampoline (void) MONO_INTERNAL;
1615 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
1616 gpointer mono_create_llvm_vcall_trampoline (MonoMethod *method) MONO_INTERNAL;
1617 gpointer mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_INTERNAL;
1618 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1619 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1620 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp) MONO_INTERNAL;
1621 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp) MONO_INTERNAL;
1622 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
1623 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1624 guint8* tramp) MONO_INTERNAL;
1625 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1626 guint8* tramp) MONO_INTERNAL;
1627 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1628 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1629 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1630 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1631 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
1632 gpointer mini_get_vtable_trampoline (int slot_index) MONO_INTERNAL;
1633 gpointer* mono_get_vcall_slot_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
1634
1635 gboolean mono_running_on_valgrind (void) MONO_INTERNAL;
1636 void* mono_global_codeman_reserve (int size) MONO_INTERNAL;
1637 const char *mono_regname_full (int reg, int bank) MONO_INTERNAL;
1638 gint32* mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
1639 gint32* mono_allocate_stack_slots (MonoCompile *cfg, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
1640 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1641 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname) MONO_INTERNAL;
1642 void mono_remove_critical_edges (MonoCompile *cfg) MONO_INTERNAL;
1643 gboolean mono_is_regsize_var (MonoType *t) MONO_INTERNAL;
1644 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align) MONO_INTERNAL;
1645 CompRelation mono_opcode_to_cond (int opcode) MONO_INTERNAL;
1646 CompType mono_opcode_to_type (int opcode, int cmp_opcode) MONO_INTERNAL;
1647 CompRelation mono_negate_cond (CompRelation cond) MONO_INTERNAL;
1648 int mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1649 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1650 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1651 MonoUnwindOp *mono_create_unwind_op (int when,
1652 int tag, int reg,
1653 int val) MONO_INTERNAL;
1654 void mono_emit_unwind_op (MonoCompile *cfg, int when,
1655 int tag, int reg,
1656 int val) MONO_INTERNAL;
1657
1658 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
1659 MonoInst *return_var, GList *dont_inline, MonoInst **inline_args,
1660 guint inline_offset, gboolean is_virtual_call) MONO_INTERNAL;
1661
1662 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1663 void mono_decompose_long_opts (MonoCompile *cfg) MONO_INTERNAL;
1664 void mono_decompose_vtype_opts (MonoCompile *cfg) MONO_INTERNAL;
1665 void mono_decompose_array_access_opts (MonoCompile *cfg) MONO_INTERNAL;
1666 void mono_decompose_soft_float (MonoCompile *cfg) MONO_INTERNAL;
1667 void mono_handle_global_vregs (MonoCompile *cfg) MONO_INTERNAL;
1668 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts) MONO_INTERNAL;
1669 void mono_if_conversion (MonoCompile *cfg) MONO_INTERNAL;
1670
1671 /* methods that must be provided by the arch-specific port */
1672 void mono_arch_init (void) MONO_INTERNAL;
1673 void mono_arch_cleanup (void) MONO_INTERNAL;
1674 void mono_arch_cpu_init (void) MONO_INTERNAL;
1675 guint32 mono_arch_cpu_optimizazions (guint32 *exclude_mask) MONO_INTERNAL;
1676 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code) MONO_INTERNAL;
1677 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1678 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1679 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers) MONO_INTERNAL;
1680 void mono_codegen (MonoCompile *cfg) MONO_INTERNAL;
1681 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, gboolean fp) MONO_INTERNAL;
1682 const char *mono_arch_regname (int reg) MONO_INTERNAL;
1683 const char *mono_arch_fregname (int reg) MONO_INTERNAL;
1684 gpointer mono_arch_get_throw_exception (void) MONO_INTERNAL;
1685 gpointer mono_arch_get_rethrow_exception (void) MONO_INTERNAL;
1686 gpointer mono_arch_get_throw_exception_by_name (void) MONO_INTERNAL;
1687 gpointer mono_arch_get_throw_corlib_exception (void) MONO_INTERNAL;
1688 void mono_arch_exceptions_init (void) MONO_INTERNAL;
1689 guchar* mono_arch_create_trampoline_code (MonoTrampolineType tramp_type) MONO_INTERNAL;
1690 guchar* mono_arch_create_trampoline_code_full (MonoTrampolineType tramp_type, guint32 *code_size, MonoJumpInfo **ji, GSList **out_unwind_ops, gboolean aot) MONO_INTERNAL;
1691 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1692 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline_full (guint32 slot, guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1693 gpointer mono_arch_create_generic_class_init_trampoline (void) MONO_INTERNAL;
1694 gpointer mono_arch_get_nullified_class_init_trampoline (guint32 *code_len) MONO_INTERNAL;
1695 gpointer mono_arch_create_monitor_enter_trampoline (void) MONO_INTERNAL;
1696 gpointer mono_arch_create_monitor_exit_trampoline (void) MONO_INTERNAL;
1697 gpointer mono_arch_create_monitor_enter_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1698 gpointer mono_arch_create_monitor_exit_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1699 gpointer mono_arch_create_generic_class_init_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1700 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg) MONO_INTERNAL;
1701 GList *mono_arch_get_global_int_regs (MonoCompile *cfg) MONO_INTERNAL;
1702 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg) MONO_INTERNAL;
1703 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1704 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1705 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv) MONO_INTERNAL;
1706 void mono_arch_patch_code (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors) MONO_INTERNAL;
1707 void mono_arch_flush_icache (guint8 *code, gint size) MONO_INTERNAL;
1708 int mono_arch_max_epilog_size (MonoCompile *cfg) MONO_INTERNAL;
1709 guint8 *mono_arch_emit_prolog (MonoCompile *cfg) MONO_INTERNAL;
1710 void mono_arch_emit_epilog (MonoCompile *cfg) MONO_INTERNAL;
1711 void mono_arch_emit_exceptions (MonoCompile *cfg) MONO_INTERNAL;
1712 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1713 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1714 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1715 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1716 gboolean mono_arch_has_unwind_info (gconstpointer addr) MONO_INTERNAL;
1717 void mono_arch_setup_jit_tls_data (MonoJitTlsData *tls) MONO_INTERNAL;
1718 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls) MONO_INTERNAL;
1719 void mono_arch_fill_argument_info (MonoCompile *cfg) MONO_INTERNAL;
1720 void mono_arch_allocate_vars (MonoCompile *m) MONO_INTERNAL;
1721 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info) MONO_INTERNAL;
1722 gboolean mono_arch_print_tree (MonoInst *tree, int arity) MONO_INTERNAL;
1723 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
1724 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src) MONO_INTERNAL;
1725 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val) MONO_INTERNAL;
1726 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig) MONO_INTERNAL;
1727 void mono_arch_dyn_call_free (MonoDynCallInfo *info) MONO_INTERNAL;
1728 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len) MONO_INTERNAL;
1729 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf) MONO_INTERNAL;
1730 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
1731 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1732 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1733 GSList* mono_arch_get_delegate_invoke_impls (void) MONO_INTERNAL;
1734 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_INTERNAL;
1735 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji) MONO_INTERNAL;
1736 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target) MONO_INTERNAL;
1737 GSList* mono_arch_get_cie_program (void) MONO_INTERNAL;
1738
1739 /* Soft Debug support */
1740 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1741 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
1742 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
1743 void mono_arch_start_single_stepping (void) MONO_INTERNAL;
1744 void mono_arch_stop_single_stepping (void) MONO_INTERNAL;
1745 gboolean mono_arch_is_single_step_event (void *info, void *sigctx) MONO_INTERNAL;
1746 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx) MONO_INTERNAL;
1747 guint8* mono_arch_get_ip_for_single_step (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
1748 guint8* mono_arch_get_ip_for_breakpoint (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
1749 void mono_arch_skip_breakpoint (MonoContext *ctx) MONO_INTERNAL;
1750 void mono_arch_skip_single_step (MonoContext *ctx) MONO_INTERNAL;
1751 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code) MONO_INTERNAL;
1752 #endif
1753
1754 MonoJitInfo *mono_arch_find_jit_info (MonoDomain *domain,
1755 MonoJitTlsData *jit_tls,
1756 MonoJitInfo *res,
1757 MonoJitInfo *prev_ji,
1758 MonoContext *ctx,
1759 MonoContext *new_ctx,
1760 MonoLMF **lmf,
1761 gboolean *managed) MONO_INTERNAL;
1762 gboolean
1763 mono_arch_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
1764 MonoJitInfo *ji, MonoContext *ctx,
1765 MonoContext *new_ctx, MonoLMF **lmf,
1766 StackFrameInfo *frame_info) MONO_INTERNAL;
1767 gpointer mono_arch_get_call_filter (void) MONO_INTERNAL;
1768 gpointer mono_arch_get_restore_context (void) MONO_INTERNAL;
1769 gpointer mono_arch_get_call_filter_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1770 gpointer mono_arch_get_restore_context_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1771 gpointer mono_arch_get_throw_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1772 gpointer mono_arch_get_rethrow_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1773 gpointer mono_arch_get_throw_exception_by_name_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1774 gpointer mono_arch_get_throw_corlib_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1775 gpointer mono_arch_get_throw_pending_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1776 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj, gboolean test_only) MONO_INTERNAL;
1777 void mono_arch_handle_altstack_exception (void *sigctx, gpointer fault_addr, gboolean stack_ovf) MONO_INTERNAL;
1778 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
1779 gpointer mono_arch_ip_from_context (void *sigctx) MONO_INTERNAL;
1780 void mono_arch_sigctx_to_monoctx (void *sigctx, MonoContext *ctx) MONO_INTERNAL;
1781 void mono_arch_monoctx_to_sigctx (MonoContext *mctx, void *ctx) MONO_INTERNAL;
1782 gpointer mono_arch_context_get_int_reg (MonoContext *ctx, int reg) MONO_INTERNAL;
1783 void mono_arch_flush_register_windows (void) MONO_INTERNAL;
1784 gboolean mono_arch_is_inst_imm (gint64 imm) MONO_INTERNAL;
1785 MonoInst* mono_arch_get_domain_intrinsic (MonoCompile* cfg) MONO_INTERNAL;
1786 gboolean mono_arch_is_int_overflow (void *sigctx, void *info) MONO_INTERNAL;
1787 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg) MONO_INTERNAL;
1788 guint32 mono_arch_get_patch_offset (guint8 *code) MONO_INTERNAL;
1789 gpointer mono_arch_get_vcall_slot (guint8 *code, mgreg_t *regs, int *displacement) MONO_INTERNAL;
1790 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
1791 void mono_arch_create_vars (MonoCompile *cfg) MONO_INTERNAL;
1792 void mono_arch_save_unwind_info (MonoCompile *cfg) MONO_INTERNAL;
1793 void mono_arch_register_lowlevel_calls (void) MONO_INTERNAL;
1794 gpointer mono_arch_get_unbox_trampoline (MonoGenericSharingContext *gsctx, MonoMethod *m, gpointer addr) MONO_INTERNAL;
1795 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr) MONO_INTERNAL;
1796 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset) MONO_INTERNAL;
1797 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr) MONO_INTERNAL;
1798 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
1799 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs) MONO_INTERNAL;
1800 void mono_arch_nullify_plt_entry (guint8 *code, mgreg_t *regs) MONO_INTERNAL;
1801 int mono_arch_get_this_arg_reg (MonoMethodSignature *sig, MonoGenericSharingContext *gsctx, guint8 *code) MONO_INTERNAL;
1802 gpointer mono_arch_get_this_arg_from_call (MonoGenericSharingContext *gsctx, MonoMethodSignature *sig, mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1803 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target) MONO_INTERNAL;
1804 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1805 void mono_arch_emit_imt_argument (MonoCompile *cfg, MonoCallInst *call, MonoInst *imt_arg) MONO_INTERNAL;
1806 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1807 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1808 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1809 void mono_arch_notify_pending_exc (void) MONO_INTERNAL;
1810
1811 /* Handle block guard */
1812 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value) MONO_INTERNAL;
1813 gpointer mono_arch_create_handler_block_trampoline (void) MONO_INTERNAL;
1814 gpointer mono_create_handler_block_trampoline (void) MONO_INTERNAL;
1815 gboolean mono_install_handler_block_guard (MonoInternalThread *thread, MonoContext *ctx) MONO_INTERNAL;
1816
1817 /* Exception handling */
1818
1819 /* Same as MonoStackWalk, but pass the context/frame type as well */
1820 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
1821
1822 void mono_exceptions_init (void) MONO_INTERNAL;
1823 gboolean mono_handle_exception (MonoContext *ctx, gpointer obj,
1824 gpointer original_ip, gboolean test_only) MONO_INTERNAL;
1825 void mono_handle_native_sigsegv (int signal, void *sigctx) MONO_INTERNAL;
1826 void mono_print_thread_dump (void *sigctx);
1827 void mono_print_thread_dump_from_ctx (MonoContext *ctx);
1828 void mono_jit_walk_stack (MonoStackWalk func, gboolean do_il_offset, gpointer user_data) MONO_INTERNAL;
1829 void mono_jit_walk_stack_from_ctx (MonoStackWalk func, MonoContext *ctx, gboolean do_il_offset, gpointer user_data) MONO_INTERNAL;
1830 void mono_jit_walk_stack_from_ctx_in_thread (MonoJitStackWalk func, MonoDomain *domain, MonoContext *start_ctx, gboolean do_il_offset, MonoInternalThread *thread, MonoLMF *lmf, gpointer user_data) MONO_INTERNAL;
1831 void mono_setup_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
1832 void mono_free_altstack (MonoJitTlsData *tls) MONO_INTERNAL;
1833 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
1834 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain) MONO_INTERNAL;
1835 void mono_resume_unwind (void) MONO_INTERNAL;
1836
1837 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;
1838
1839 gboolean
1840 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
1841 MonoJitInfo *prev_ji, MonoContext *ctx,
1842 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
1843 StackFrameInfo *frame) MONO_INTERNAL;
1844
1845 gpointer mono_get_throw_exception (void) MONO_INTERNAL;
1846 gpointer mono_get_rethrow_exception (void) MONO_INTERNAL;
1847 gpointer mono_get_call_filter (void) MONO_INTERNAL;
1848 gpointer mono_get_restore_context (void) MONO_INTERNAL;
1849 gpointer mono_get_throw_exception_by_name (void) MONO_INTERNAL;
1850 gpointer mono_get_throw_corlib_exception (void) MONO_INTERNAL;
1851
1852 /* the new function to do stack walks */
1853 typedef gboolean (*MonoStackFrameWalk) (MonoDomain *domain, MonoContext *ctx, MonoJitInfo *ji, gpointer data);
1854 void mono_walk_stack (MonoDomain *domain, MonoJitTlsData *jit_tls, MonoContext *start_ctx, MonoStackFrameWalk func, gpointer user_data);
1855
1856 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info) MONO_INTERNAL;
1857 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
1858 MonoReflectionMethod **method,
1859 gint32 *iloffset, gint32 *native_offset,
1860 MonoString **file, gint32 *line, gint32 *column) MONO_INTERNAL;
1861 MonoString *ves_icall_System_Exception_get_trace (MonoException *exc) MONO_INTERNAL;
1862
1863 /* Dominator/SSA methods */
1864 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags) MONO_INTERNAL;
1865 void mono_compute_natural_loops (MonoCompile *cfg) MONO_INTERNAL;
1866 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set) MONO_INTERNAL;
1867 void mono_ssa_compute (MonoCompile *cfg) MONO_INTERNAL;
1868 void mono_ssa_remove (MonoCompile *cfg) MONO_INTERNAL;
1869 void mono_ssa_cprop (MonoCompile *cfg) MONO_INTERNAL;
1870 void mono_ssa_deadce (MonoCompile *cfg) MONO_INTERNAL;
1871 void mono_ssa_strength_reduction (MonoCompile *cfg) MONO_INTERNAL;
1872 void mono_free_loop_info (MonoCompile *cfg) MONO_INTERNAL;
1873
1874 void mono_ssa_compute2 (MonoCompile *cfg);
1875 void mono_ssa_remove2 (MonoCompile *cfg);
1876 void mono_ssa_cprop2 (MonoCompile *cfg);
1877 void mono_ssa_deadce2 (MonoCompile *cfg);
1878
1879 /* debugging support */
1880 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
1881 guint32 breakpoint_id) MONO_INTERNAL;
1882 void mono_debug_open_method (MonoCompile *cfg) MONO_INTERNAL;
1883 void mono_debug_close_method (MonoCompile *cfg) MONO_INTERNAL;
1884 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address) MONO_INTERNAL;
1885 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address) MONO_INTERNAL;
1886 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len) MONO_INTERNAL;
1887 void mono_debug_add_aot_method (MonoDomain *domain,
1888 MonoMethod *method, guint8 *code_start,
1889 guint8 *debug_info, guint32 debug_info_len) MONO_INTERNAL;
1890 void mono_debug_add_icall_wrapper (MonoMethod *method, MonoJitICallInfo* info) MONO_INTERNAL;
1891 void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
1892 void mono_debugger_run_finally (MonoContext *start_ctx);
1893
1894 extern gssize mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
1895
1896 gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
1897
1898 #ifdef MONO_DEBUGGER_SUPPORTED
1899
1900 /* Mono Debugger support */
1901 void mini_debugger_init (void);
1902 int mini_debugger_main (MonoDomain *domain, MonoAssembly *assembly, int argc, char **argv);
1903 gboolean mini_debug_running_inside_mdb (void);
1904 void mini_debugger_set_attach_ok (void);
1905
1906 #endif
1907
1908 /* Tracing */
1909 MonoTraceSpec *mono_trace_parse_options (const char *options) MONO_INTERNAL;
1910 void mono_trace_set_assembly (MonoAssembly *assembly) MONO_INTERNAL;
1911 gboolean mono_trace_eval (MonoMethod *method) MONO_INTERNAL;
1912
1913 extern void
1914 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
1915 extern void
1916 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
1917 extern void
1918 mono_perform_ssapre (MonoCompile *cfg) MONO_INTERNAL;
1919 extern void
1920 mono_local_cprop (MonoCompile *cfg) MONO_INTERNAL;
1921 extern void
1922 mono_local_cprop (MonoCompile *cfg);
1923 extern void
1924 mono_local_deadce (MonoCompile *cfg);
1925
1926 /* CAS - stack walk */
1927 MonoSecurityFrame* ves_icall_System_Security_SecurityFrame_GetSecurityFrame (gint32 skip) MONO_INTERNAL;
1928 MonoArray* ves_icall_System_Security_SecurityFrame_GetSecurityStack (gint32 skip) MONO_INTERNAL;
1929
1930 /* Generic sharing */
1931
1932
1933 void
1934 mono_set_generic_sharing_supported (gboolean supported) MONO_INTERNAL;
1935
1936 gboolean
1937 mono_class_generic_sharing_enabled (MonoClass *class) MONO_INTERNAL;
1938
1939 gpointer
1940 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot) MONO_INTERNAL;
1941
1942 gpointer
1943 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot) MONO_INTERNAL;
1944
1945 MonoMethodRuntimeGenericContext*
1946 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst) MONO_INTERNAL;
1947
1948 gboolean
1949 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
1950
1951 int
1952 mono_class_rgctx_get_array_size (int n, gboolean mrgctx) MONO_INTERNAL;
1953
1954 guint32
1955 mono_method_lookup_or_register_other_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
1956 int info_type, MonoGenericContext *generic_context) MONO_INTERNAL;
1957
1958 MonoGenericContext
1959 mono_method_construct_object_context (MonoMethod *method) MONO_INTERNAL;
1960
1961 int
1962 mono_generic_context_check_used (MonoGenericContext *context) MONO_INTERNAL;
1963
1964 int
1965 mono_class_check_context_used (MonoClass *class) MONO_INTERNAL;
1966
1967 gboolean
1968 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars) MONO_INTERNAL;
1969
1970 gboolean
1971 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial) MONO_INTERNAL;
1972
1973 gboolean
1974 mono_method_is_generic_impl (MonoMethod *method) MONO_INTERNAL;
1975
1976 gboolean
1977 mono_method_is_generic_sharable_impl (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
1978
1979 gboolean
1980 mono_method_is_generic_sharable_impl_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial) MONO_INTERNAL;
1981
1982 gboolean
1983 mono_is_partially_sharable_inst (MonoGenericInst *inst) MONO_INTERNAL;
1984
1985 MonoGenericSharingContext* mono_get_generic_context_from_code (guint8 *code) MONO_INTERNAL;
1986
1987 MonoGenericContext* mini_method_get_context (MonoMethod *method) MONO_INTERNAL;
1988
1989 int mono_method_check_context_used (MonoMethod *method) MONO_INTERNAL;
1990
1991 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2) MONO_INTERNAL;
1992
1993 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
1994 guint32 token, guint32 token_source, guint32 rgctx_type,
1995 gint32 rgctx_index) MONO_INTERNAL;
1996
1997 void mono_generic_sharing_init (void) MONO_INTERNAL;
1998
1999 MonoClass* mini_class_get_container_class (MonoClass *class) MONO_INTERNAL;
2000 MonoGenericContext* mini_class_get_context (MonoClass *class) MONO_INTERNAL;
2001
2002 MonoType* mini_get_basic_type_from_generic (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2003 MonoType* mini_type_get_underlying_type (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
2004 MonoMethod* mini_get_shared_method (MonoMethod *method) MONO_INTERNAL;
2005 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method) MONO_INTERNAL;
2006
2007 int mini_type_stack_size (MonoGenericSharingContext *gsctx, MonoType *t, int *align) MONO_INTERNAL;
2008 int mini_type_stack_size_full (MonoGenericSharingContext *gsctx, MonoType *t, guint32 *align, gboolean pinvoke) MONO_INTERNAL;
2009 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst) MONO_INTERNAL;
2010 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
2011
2012 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb) MONO_INTERNAL;
2013
2014 /* wapihandles.c */
2015 int mini_wapi_hps (int argc, char **argv) MONO_INTERNAL;
2016
2017 int mini_wapi_semdel (int argc, char **argv) MONO_INTERNAL;
2018
2019 int mini_wapi_seminfo (int argc, char **argv) MONO_INTERNAL;
2020
2021 /* SIMD support */
2022
2023 /*
2024 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2025 */
2026 enum {
2027 SIMD_VERSION_SSE1 = 1 << 0,
2028 SIMD_VERSION_SSE2 = 1 << 1,
2029 SIMD_VERSION_SSE3 = 1 << 2,
2030 SIMD_VERSION_SSSE3 = 1 << 3,
2031 SIMD_VERSION_SSE41 = 1 << 4,
2032 SIMD_VERSION_SSE42 = 1 << 5,
2033 SIMD_VERSION_SSE4a = 1 << 6,
2034 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2035 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2036 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
2037 SIMD_VERSION_SSE4a,
2038
2039 /* this value marks the end of the bit indexes used in
2040 * this emum.
2041 */
2042 SIMD_VERSION_INDEX_END = 6
2043 };
2044
2045 #define MASK(x) (1 << x)
2046
2047 enum {
2048 SIMD_COMP_EQ,
2049 SIMD_COMP_LT,
2050 SIMD_COMP_LE,
2051 SIMD_COMP_UNORD,
2052 SIMD_COMP_NEQ,
2053 SIMD_COMP_NLT,
2054 SIMD_COMP_NLE,
2055 SIMD_COMP_ORD
2056 };
2057
2058 enum {
2059 SIMD_PREFETCH_MODE_NTA,
2060 SIMD_PREFETCH_MODE_0,
2061 SIMD_PREFETCH_MODE_1,
2062 SIMD_PREFETCH_MODE_2,
2063 };
2064
2065 const char *mono_arch_xregname (int reg) MONO_INTERNAL;
2066 void mono_simd_simplify_indirection (MonoCompile *cfg) MONO_INTERNAL;
2067 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2068 guint32 mono_arch_cpu_enumerate_simd_versions (void) MONO_INTERNAL;
2069 void mono_simd_intrinsics_init (void) MONO_INTERNAL;
2070
2071 #ifdef __linux__
2072 /* maybe enable also for other systems? */
2073 #define ENABLE_JIT_MAP 1
2074 void mono_enable_jit_map (void) MONO_INTERNAL;
2075 void mono_emit_jit_map (MonoJitInfo *jinfo) MONO_INTERNAL;
2076 void mono_emit_jit_tramp (void *start, int size, const char *desc) MONO_INTERNAL;
2077 #else
2078 #define mono_enable_jit_map()
2079 #define mono_emit_jit_map(ji)
2080 #define mono_emit_jit_tramp(s,z,d)
2081 #endif
2082
2083 /*
2084 * Per-OS implementation functions.
2085 */
2086 void mono_runtime_install_handlers (void) MONO_INTERNAL;
2087 void mono_runtime_cleanup_handlers (void) MONO_INTERNAL;
2088 void mono_runtime_setup_stat_profiler (void) MONO_INTERNAL;
2089 void mono_runtime_shutdown_stat_profiler (void) MONO_INTERNAL;
2090 void mono_runtime_posix_install_handlers (void) MONO_INTERNAL;
2091 pid_t mono_runtime_syscall_fork (void) MONO_INTERNAL;
2092 gboolean mono_gdb_render_native_backtraces (void) MONO_INTERNAL;
2093
2094 /*
2095 * Signal handling
2096 */
2097 #ifdef MONO_GET_CONTEXT
2098 #define GET_CONTEXT MONO_GET_CONTEXT
2099 #endif
2100
2101 #ifndef GET_CONTEXT
2102 #ifdef HOST_WIN32
2103 #define GET_CONTEXT \
2104 void *ctx = context;
2105 #else
2106 #ifdef MONO_ARCH_USE_SIGACTION
2107 #define GET_CONTEXT \
2108 void *ctx = context;
2109 #else
2110 #define GET_CONTEXT \
2111 void **_p = (void **)&_dummy; \
2112 struct sigcontext *ctx = (struct sigcontext *)++_p;
2113 #endif
2114 #endif
2115 #endif
2116
2117 #ifdef MONO_ARCH_USE_SIGACTION
2118 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
2119 #define SIG_HANDLER_PARAMS _dummy, info, context
2120 #elif defined(HOST_WIN32)
2121 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, EXCEPTION_RECORD *info, void *context)
2122 #define SIG_HANDLER_PARAMS _dummy, info, context
2123 #else
2124 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
2125 #define SIG_HANDLER_PARAMS _dummy
2126 #endif
2127
2128 void SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) MONO_INTERNAL;
2129 void SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) MONO_INTERNAL;
2130 void SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler) MONO_INTERNAL;
2131 void SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) MONO_INTERNAL;
2132 gboolean SIG_HANDLER_SIGNATURE (mono_chain_signal) MONO_INTERNAL;
2133
2134 /* for MONO_WRAPPER_UNKNOWN/MANAGED_TO_MANAGED subtypes */
2135 enum {
2136 MONO_AOT_WRAPPER_MONO_ENTER,
2137 MONO_AOT_WRAPPER_MONO_EXIT,
2138 MONO_AOT_WRAPPER_ELEMENT_ADDR,
2139 MONO_AOT_WRAPPER_LAST
2140 };
2141
2142 #endif /* __MONO_MINI_H__ */
ppc64 and Haiku ports