2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
6 #ifndef __MONO_MINI_H__
7 #define __MONO_MINI_H__
14 #ifdef HAVE_SYS_TYPES_H
15 #include <sys/types.h>
17 #include <mono/metadata/loader.h>
18 #include <mono/metadata/mempool.h>
19 #include <mono/utils/monobitset.h>
20 #include <mono/metadata/class.h>
21 #include <mono/metadata/object.h>
22 #include <mono/metadata/opcodes.h>
23 #include <mono/metadata/tabledefs.h>
24 #include <mono/metadata/domain-internals.h>
25 #include "mono/metadata/class-internals.h"
26 #include "mono/metadata/object-internals.h"
27 #include <mono/metadata/profiler-private.h>
28 #include <mono/metadata/debug-helpers.h>
29 #include <mono/utils/mono-compiler.h>
30 #include <mono/utils/mono-machine.h>
31 #include <mono/utils/mono-stack-unwinding.h>
32 #include <mono/utils/mono-threads.h>
33 #include <mono/utils/mono-tls.h>
34 #include <mono/utils/atomic.h>
35 #include <mono/utils/mono-conc-hashtable.h>
36 #include <mono/utils/mono-signal-handler.h>
38 #include "mini-arch.h"
40 #include "mini-unwind.h"
43 #include "mono/metadata/class-internals.h"
44 #include "mono/metadata/domain-internals.h"
45 #include "mono/metadata/object.h"
46 #include "mono/metadata/tabledefs.h"
47 #include "mono/metadata/marshal.h"
48 #include "mono/metadata/security-manager.h"
49 #include "mono/metadata/exception.h"
50 #include "mono/utils/mono-compiler.h"
52 #ifdef __native_client_codegen__
53 #include <nacl/nacl_dyncode.h>
58 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
59 * can be linked into both mono and mono-sgen.
61 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
62 #error "The code in mini/ should not depend on these defines."
66 /*#define __alignof__(a) sizeof(a)*/
67 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
71 #define MINI_DEBUG(level,limit,code)
73 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
76 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
77 #define MONO_SUPPORT_TASKLETS 1
81 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
82 #define LLVM_ENABLED TRUE
84 #define COMPILE_LLVM(cfg) (0)
85 #define LLVM_ENABLED FALSE
88 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
89 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
91 #define COMPILE_SOFT_FLOAT(cfg) (0)
94 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
96 /* for 32 bit systems */
97 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
98 #define MINI_LS_WORD_IDX 0
99 #define MINI_MS_WORD_IDX 1
101 #define MINI_LS_WORD_IDX 1
102 #define MINI_MS_WORD_IDX 0
104 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
105 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
106 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
107 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
109 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
110 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
113 #define MONO_USE_AOT_COMPILER
116 /* Version number of the AOT file format */
117 #define MONO_AOT_FILE_VERSION 132
119 //TODO: This is x86/amd64 specific.
120 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
122 /* Remap printf to g_print (we use a mix of these in the mini code) */
123 #ifdef PLATFORM_ANDROID
124 #define printf g_print
127 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
129 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
131 /* Constants used to encode different types of methods in AOT */
133 MONO_AOT_METHODREF_MIN = 240,
134 /* Image index bigger than METHODREF_MIN */
135 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
136 /* Runtime provided methods on arrays */
137 MONO_AOT_METHODREF_ARRAY = 250,
138 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
140 MONO_AOT_METHODREF_WRAPPER = 252,
141 /* Methods on generic instances */
142 MONO_AOT_METHODREF_GINST = 253,
143 /* Methods resolve using a METHODSPEC token */
144 MONO_AOT_METHODREF_METHODSPEC = 254,
147 /* Constants used to encode different types of types in AOT */
150 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
151 /* typedef index + image index */
152 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
154 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
156 MONO_AOT_TYPEREF_GINST = 4,
157 /* type/method variable */
158 MONO_AOT_TYPEREF_VAR = 5,
160 MONO_AOT_TYPEREF_ARRAY = 6,
161 /* blob index of the type encoding */
162 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
164 MONO_AOT_TYPEREF_PTR = 8
167 /* Trampolines which we have a lot of */
169 MONO_AOT_TRAMP_SPECIFIC = 0,
170 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
171 MONO_AOT_TRAMP_IMT_THUNK = 2,
172 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
173 MONO_AOT_TRAMP_NUM = 4
177 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
178 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
179 MONO_AOT_FILE_FLAG_DEBUG = 4,
180 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
181 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
182 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
183 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
188 MONO_AOT_TABLE_IMAGE_TABLE,
189 MONO_AOT_TABLE_CLASS_NAME,
190 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
191 MONO_AOT_TABLE_EX_INFO_OFFSETS,
192 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
193 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
194 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
195 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
196 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
200 /* This structure is stored in the AOT file */
201 typedef struct MonoAotFileInfo
203 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
208 /* All the pointers should be at the start to avoid alignment problems */
210 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
211 /* Global Offset Table for JITted code */
213 /* Global Offset Table for LLVM code */
215 /* Mono EH Frame created by llc when using LLVM */
216 gpointer mono_eh_frame;
217 /* Points to the get_method () function in the LLVM image or NULL */
218 gpointer llvm_get_method;
219 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
220 gpointer llvm_get_unbox_tramp;
221 gpointer jit_code_start;
222 gpointer jit_code_end;
223 gpointer method_addresses;
226 gpointer class_name_table;
227 gpointer class_info_offsets;
228 gpointer method_info_offsets;
229 gpointer ex_info_offsets;
230 gpointer extra_method_info_offsets;
231 gpointer extra_method_table;
232 gpointer got_info_offsets;
233 gpointer llvm_got_info_offsets;
234 gpointer image_table;
236 /* The GUID of the assembly which the AOT image was generated from */
237 gpointer assembly_guid;
239 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
242 gpointer runtime_version;
243 /* Blocks of various kinds of trampolines */
244 gpointer specific_trampolines;
245 gpointer static_rgctx_trampolines;
247 gpointer gsharedvt_arg_trampolines;
248 /* In static mode, points to a table of global symbols for trampolines etc */
250 /* Points to a string containing the assembly name*/
251 gpointer assembly_name;
252 /* Start of Mono's Program Linkage Table */
254 /* End of Mono's Program Linkage Table */
256 gpointer unwind_info;
257 /* Points to a table mapping methods to their unbox trampolines */
258 gpointer unbox_trampolines;
259 /* Points to the end of the previous table */
260 gpointer unbox_trampolines_end;
261 /* Points to a table of unbox trampoline addresses/offsets */
262 gpointer unbox_trampoline_addresses;
263 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
266 /* The index of the first GOT slot used by the PLT */
267 guint32 plt_got_offset_base;
268 /* Number of entries in the GOT */
270 /* Number of entries in the PLT */
272 /* Number of methods */
274 /* A union of MonoAotFileFlags */
276 /* Optimization flags used to compile the module */
278 /* SIMD flags used to compile the module */
280 /* Index of the blob entry holding the GC used by this module */
281 gint32 gc_name_index;
282 guint32 num_rgctx_fetch_trampolines;
283 /* These are used for sanity checking object layout problems when cross-compiling */
284 guint32 double_align, long_align, generic_tramp_num;
285 /* The page size used by trampoline pages */
286 guint32 tramp_page_size;
288 * The number of GOT entries which need to be preinitialized when the
291 guint32 nshared_got_entries;
292 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
293 guint32 datafile_size;
296 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
297 // FIXME: Sync with AOT
298 guint32 table_offsets [MONO_AOT_TABLE_NUM];
299 /* Number of trampolines */
300 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
301 /* The indexes of the first GOT slots used by the trampolines */
302 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
303 /* The size of one trampoline */
304 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
305 /* The offset where the trampolines begin on a trampoline page */
306 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
309 /* Number of symbols in the MonoAotFileInfo structure */
310 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
316 } MonoClassMethodPair;
323 } MonoDelegateClassMethodPair;
325 /* Per-domain information maintained by the JIT */
328 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
329 GHashTable *jump_target_got_slot_hash;
330 GHashTable *jump_target_hash;
331 /* Maps methods/klasses to the address of the given type of trampoline */
332 GHashTable *class_init_trampoline_hash;
333 GHashTable *jump_trampoline_hash;
334 GHashTable *jit_trampoline_hash;
335 GHashTable *delegate_trampoline_hash;
336 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
337 GHashTable *static_rgctx_trampoline_hash;
338 GHashTable *llvm_vcall_trampoline_hash;
339 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
340 GHashTable *dynamic_code_hash;
341 GHashTable *method_code_hash;
342 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
343 MonoConcurrentHashTable *runtime_invoke_hash;
344 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
345 /* Protected by the domain lock */
346 GHashTable *seq_points;
347 /* Debugger agent data */
349 /* Maps MonoMethod to an arch-specific structure */
350 GHashTable *arch_seq_points;
351 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
352 GHashTable *gsharedvt_arg_tramp_hash;
353 /* memcpy/bzero methods specialized for small constant sizes */
354 gpointer *memcpy_addr [17];
355 gpointer *bzero_addr [17];
356 gpointer llvm_module;
361 MonoCodeManager *code_mp;
362 } MonoJitDynamicMethodInfo;
364 /* An extension of MonoGenericParamFull used in generic sharing */
366 MonoGenericParamFull param;
367 MonoGenericParam *parent;
368 } MonoGSharedGenericParam;
370 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
372 /* Contains a list of ips which needs to be patched when a method is compiled */
383 * Information about a stack frame.
384 * FIXME This typedef exists only to avoid tons of code rewriting
386 typedef MonoStackFrameInfo StackFrameInfo;
389 #define mono_bitset_foreach_bit(set,b,n) \
390 for (b = 0; b < n; b++)\
391 if (mono_bitset_test_fast(set,b))
393 #define mono_bitset_foreach_bit(set,b,n) \
394 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
398 * Pull the list of opcodes
400 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
404 #include "mono/cil/opcode.def"
409 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
411 #define MONO_INST_NULLIFY_SREGS(dest) do { \
412 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
415 #define MONO_INST_NEW(cfg,dest,op) do { \
416 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
417 (dest)->opcode = (op); \
419 MONO_INST_NULLIFY_SREGS ((dest)); \
420 (dest)->cil_code = (cfg)->ip; \
423 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
424 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
425 (dest)->inst.opcode = (op); \
426 (dest)->inst.dreg = -1; \
427 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
428 (dest)->inst.cil_code = (cfg)->ip; \
431 #define MONO_ADD_INS(b,inst) do { \
432 if ((b)->last_ins) { \
433 (b)->last_ins->next = (inst); \
434 (inst)->prev = (b)->last_ins; \
435 (b)->last_ins = (inst); \
437 (b)->code = (b)->last_ins = (inst); \
441 #define NULLIFY_INS(ins) do { \
442 (ins)->opcode = OP_NOP; \
444 MONO_INST_NULLIFY_SREGS ((ins)); \
447 /* Remove INS from BB */
448 #define MONO_REMOVE_INS(bb,ins) do { \
450 (ins)->prev->next = (ins)->next; \
452 (ins)->next->prev = (ins)->prev; \
453 if ((bb)->code == (ins)) \
454 (bb)->code = (ins)->next; \
455 if ((bb)->last_ins == (ins)) \
456 (bb)->last_ins = (ins)->prev; \
459 /* Remove INS from BB and nullify it */
460 #define MONO_DELETE_INS(bb,ins) do { \
461 MONO_REMOVE_INS ((bb), (ins)); \
462 NULLIFY_INS ((ins)); \
466 * this is used to determine when some branch optimizations are possible: we exclude FP compares
467 * because they have weird semantics with NaNs.
469 #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))
470 #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))
472 #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))
474 #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)))
476 #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)))
479 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
480 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
481 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
483 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VOIDCALL_MEMBASE)) || ((ins->opcode >= OP_FCALL) && (ins->opcode <= OP_FCALL_MEMBASE)) || ((ins->opcode >= OP_LCALL) && (ins->opcode <= OP_LCALL_MEMBASE)) || ((ins->opcode >= OP_VCALL) && (ins->opcode <= OP_VCALL_MEMBASE)) || ((ins->opcode >= OP_CALL) && (ins->opcode <= OP_CALL_MEMBASE)) || ((ins->opcode >= OP_VCALL2) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL) || ((ins->opcode >= OP_RCALL) && (ins->opcode <= OP_RCALL_MEMBASE)))
485 #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)))
487 #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))))
489 /* FIXME: Add more instructions */
490 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
491 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT))
493 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
496 #ifdef MONO_ARCH_SIMD_INTRINSICS
498 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
499 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
500 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
501 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
502 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
504 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
508 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
509 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
510 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
511 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
512 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
513 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
515 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
519 typedef struct MonoInstList MonoInstList;
520 typedef struct MonoInst MonoInst;
521 typedef struct MonoCallInst MonoCallInst;
522 typedef struct MonoCallArgParm MonoCallArgParm;
523 typedef struct MonoMethodVar MonoMethodVar;
524 typedef struct MonoBasicBlock MonoBasicBlock;
525 typedef struct MonoLMF MonoLMF;
526 typedef struct MonoSpillInfo MonoSpillInfo;
527 typedef struct MonoTraceSpec MonoTraceSpec;
529 extern MonoNativeTlsKey mono_jit_tls_id;
530 extern MonoTraceSpec *mono_jit_trace_calls;
531 extern gboolean mono_break_on_exc;
532 extern int mono_exc_esp_offset;
533 extern gboolean mono_compile_aot;
534 extern gboolean mono_aot_only;
535 extern gboolean mono_llvm_only;
536 extern MonoAotMode mono_aot_mode;
537 extern MonoMethodDesc *mono_inject_async_exc_method;
538 extern int mono_inject_async_exc_pos;
539 extern MonoMethodDesc *mono_break_at_bb_method;
540 extern int mono_break_at_bb_bb_num;
541 extern gboolean mono_verify_all;
542 extern gboolean mono_do_x86_stack_align;
543 extern const char *mono_build_date;
544 extern gboolean mono_do_signal_chaining;
545 extern gboolean mono_do_crash_chaining;
546 extern MONO_API gboolean mono_use_llvm;
547 extern gboolean mono_do_single_method_regression;
548 extern guint32 mono_single_method_regression_opt;
549 extern MonoMethod *mono_current_single_method;
550 extern GSList *mono_single_method_list;
551 extern GHashTable *mono_single_method_hash;
552 extern gboolean mono_using_xdebug;
553 extern int mini_verbose;
554 extern int valgrind_register;
556 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
558 extern const char ins_info[];
559 extern const gint8 ins_sreg_counts [];
562 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
564 #define mono_inst_get_num_src_registers(ins) 0
567 #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)))
569 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
571 #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)
573 #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)
575 #define mono_bb_first_ins(bb) (bb)->code
577 struct MonoSpillInfo {
582 * Information about a call site for the GC map creation code
585 /* The next offset after the call instruction */
587 /* The basic block containing the call site */
590 * The set of variables live at the call site.
591 * Has length cfg->num_varinfo in bits.
595 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
602 * The IR-level extended basic block.
604 * A basic block can have multiple exits just fine, as long as the point of
605 * 'departure' is the last instruction in the basic block. Extended basic
606 * blocks, on the other hand, may have instructions that leave the block
607 * midstream. The important thing is that they cannot be _entered_
608 * midstream, ie, execution of a basic block (or extened bb) always start
609 * at the beginning of the block, never in the middle.
611 struct MonoBasicBlock {
614 /* the next basic block in the order it appears in IL */
615 MonoBasicBlock *next_bb;
618 * Before instruction selection it is the first tree in the
619 * forest and the first item in the list of trees. After
620 * instruction selection it is the first instruction and the
621 * first item in the list of instructions.
625 /* unique block number identification */
630 /* Basic blocks: incoming and outgoing counts and pointers */
631 /* Each bb should only appear once in each array */
632 gint16 out_count, in_count;
633 MonoBasicBlock **in_bb;
634 MonoBasicBlock **out_bb;
636 /* Points to the start of the CIL code that initiated this BB */
637 unsigned char* cil_code;
639 /* Length of the CIL block */
642 /* The offset of the generated code, used for fixups */
644 /* The length of the generated code, doesn't include alignment padding */
646 /* The real native offset, which includes alignment padding too */
647 int real_native_offset;
651 /* Visited and reachable flags */
655 * SSA and loop based flags
657 MonoBitSet *dominators;
658 MonoBitSet *dfrontier;
659 MonoBasicBlock *idom;
661 /* fast dominator algorithm */
662 MonoBasicBlock *df_parent, *ancestor, *child, *label;
663 int size, sdom, idomn;
665 /* loop nesting and recognition */
668 gint8 loop_body_start;
671 * Whenever the bblock is rarely executed so it should be emitted after
672 * the function epilog.
674 guint out_of_line : 1;
675 /* Caches the result of uselessness calculation during optimize_branches */
676 guint not_useless : 1;
677 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
678 guint has_array_access : 1;
679 /* Whenever this bblock is extended, ie. it has branches inside it */
681 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
682 guint has_jump_table : 1;
683 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
684 guint has_call_handler : 1;
685 /* Whenever this bblock starts a try block */
689 /* The offset of the CIL instruction in this bblock which ends a try block */
694 * If this is set, extend the try range started by this bblock by an arch specific
695 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
698 guint extend_try_block : 1;
700 /* use for liveness analysis */
702 MonoBitSet *kill_set;
703 MonoBitSet *live_in_set;
704 MonoBitSet *live_out_set;
706 /* fields to deal with non-empty stack slots at bb boundary */
707 guint16 out_scount, in_scount;
708 MonoInst **out_stack;
711 /* we use that to prevent merging of bblocks covered by different clauses*/
715 MonoInst *last_seq_point;
717 GSList *spill_slot_defs;
719 /* List of call sites in this bblock sorted by pc_offset */
720 GSList *gc_callsites;
723 * The region encodes whether the basic block is inside
724 * a finally, catch, filter or none of these.
726 * If the value is -1, then it is neither finally, catch nor filter
728 * Otherwise the format is:
730 * Bits: | 0-3 | 4-7 | 8-31
732 * | clause-flags | MONO_REGION | clause-index
737 /* The current symbolic register number, used in local register allocation. */
744 BB_REACHABLE = 1 << 1,
745 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
746 BB_EXCEPTION_UNSAFE = 1 << 3,
747 BB_EXCEPTION_HANDLER = 1 << 4,
748 /* for Native Client, mark the blocks that can be jumped to indirectly */
749 BB_INDIRECT_JUMP_TARGET = 1 << 5
752 typedef struct MonoMemcpyArgs {
758 /* Scalar argument passed by value */
760 /* Only in ainfo->pair_storage */
762 /* Only in ainfo->pair_storage */
764 /* Valuetype passed in 1-2 consecutive register */
767 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
769 /* Fixed size argument passed to/returned from gsharedvt method by ref */
770 LLVMArgGsharedvtFixed,
771 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
772 LLVMArgGsharedvtFixedVtype,
773 /* Variable sized argument passed to/returned from gsharedvt method by ref */
774 LLVMArgGsharedvtVariable,
775 /* Vtype passed as one int array argument */
777 /* Vtype passed as a set of fp arguments */
780 * Only for returns, a structure which
781 * consists of floats/doubles.
785 /* Vtype returned as an int */
790 LLVMArgStorage storage;
793 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
794 * This contains how the parts of the vtype are passed.
796 LLVMArgStorage pair_storage [8];
798 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
799 * If storage == LLVMArgAsFpArgs, this is the number of arguments
800 * used to pass the value.
801 * If storage == LLVMArgFpStruct, this is the number of fields
805 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
807 /* Parameter index in the LLVM signature */
810 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
816 /* Whenever there is an rgctx argument */
818 /* Whenever there is an IMT argument */
821 * The position of the vret arg in the argument list.
822 * Only if ret->storage == ArgVtypeRetAddr.
826 /* The indexes of various special arguments in the LLVM signature */
827 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
829 /* Inline array of argument info */
830 /* args [0] is for the this argument if it exists */
831 LLVMArgInfo args [1];
834 #define MONO_MAX_SRC_REGS 3
838 guint8 type; /* stack type */
841 /* used by the register allocator */
842 gint32 dreg, sreg1, sreg2, sreg3;
844 MonoInst *next, *prev;
851 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
853 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
859 MonoMethodSignature *signature;
860 MonoBasicBlock **many_blocks;
861 MonoBasicBlock *target_block;
866 MonoCallInst *call_inst;
867 MonoExceptionClause *exception_clause;
873 const unsigned char* cil_code; /* for debugging and bblock splitting */
875 /* used mostly by the backend to store additional info it may need */
880 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
883 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
884 gboolean record_cast_details; /* For CEE_CASTCLASS */
885 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
886 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
887 int pc_offset; /* OP_GC_LIVERANGE_START/END */
890 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
891 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
892 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
894 int memory_barrier_kind;
900 struct MonoCallInst {
902 MonoMethodSignature *signature;
909 guint stack_align_amount;
910 guint is_virtual : 1;
912 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
913 guint fptr_is_patch : 1;
915 * If this is true, then the call returns a vtype in a register using the same
916 * calling convention as OP_CALL.
918 guint vret_in_reg : 1;
919 /* Whenever vret_in_reg returns fp values */
920 guint vret_in_reg_fp : 1;
921 /* Whenever there is an IMT argument and it is dynamic */
922 guint dynamic_imt_arg : 1;
923 /* Whenever there is an RGCTX argument */
924 guint32 rgctx_reg : 1;
925 /* Whenever the call will need an unbox trampoline */
926 guint need_unbox_trampoline : 1;
927 regmask_t used_iregs;
928 regmask_t used_fregs;
929 GSList *out_ireg_args;
930 GSList *out_freg_args;
935 int rgctx_arg_reg, imt_arg_reg;
938 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
943 struct MonoCallArgParm {
952 * Note: some of the values overlap, because they can't appear
953 * in the same MonoInst.
956 MONO_INST_HAS_METHOD = 1,
957 MONO_INST_INIT = 1, /* in localloc */
958 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
959 MONO_INST_IS_DEAD = 2,
960 MONO_INST_TAILCALL = 4,
961 MONO_INST_VOLATILE = 4,
962 MONO_INST_NOTYPECHECK = 4,
963 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
964 MONO_INST_UNALIGNED = 8,
965 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
966 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
967 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
968 /* the address of the variable has been taken */
969 MONO_INST_INDIRECT = 16,
970 MONO_INST_NORANGECHECK = 16,
971 /* On loads, the source address can be null */
972 MONO_INST_FAULT = 32,
974 * On variables, identifies LMF variables. These variables have a dummy type (int), but
975 * require stack space for a MonoLMF struct.
978 /* On loads, the source address points to a constant value */
979 MONO_INST_INVARIANT_LOAD = 64,
980 /* On variables, the variable needs GC tracking */
981 MONO_INST_GC_TRACK = 128,
983 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
984 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
986 MONO_INST_GC_CALLSITE = 128,
987 /* On comparisons, mark the branch following the condition as likely to be taken */
988 MONO_INST_LIKELY = 128,
991 #define inst_c0 data.op[0].const_val
992 #define inst_c1 data.op[1].const_val
993 #define inst_i0 data.op[0].src
994 #define inst_i1 data.op[1].src
995 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
996 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
997 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
999 #define inst_p0 data.op[0].p
1000 #define inst_p1 data.op[1].p
1002 #define inst_l data.i8const
1003 #define inst_r data.r8const
1004 #define inst_left data.op[0].src
1005 #define inst_right data.op[1].src
1007 #define inst_newa_len data.op[0].src
1008 #define inst_newa_class data.op[1].klass
1010 #define inst_var data.op[0].var
1011 #define inst_vtype data.op[1].vtype
1012 /* in branch instructions */
1013 #define inst_many_bb data.op[1].many_blocks
1014 #define inst_target_bb data.op[0].target_block
1015 #define inst_true_bb data.op[1].many_blocks[0]
1016 #define inst_false_bb data.op[1].many_blocks[1]
1018 #define inst_basereg sreg1
1019 #define inst_indexreg sreg2
1020 #define inst_destbasereg dreg
1021 #define inst_offset data.op[0].const_val
1022 #define inst_imm data.op[1].const_val
1023 #define inst_call data.op[1].call_inst
1025 #define inst_phi_args data.op[1].phi_args
1026 #define inst_eh_block data.op[1].exception_clause
1029 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1031 ins->sreg1 = regs [0];
1032 ins->sreg2 = regs [1];
1033 ins->sreg3 = regs [2];
1036 /* instruction description for use in regalloc/scheduling */
1039 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1044 /* Unused, commented out to reduce the size of the mdesc tables
1055 guint16 tid; /* tree number */
1056 guint16 bid; /* block number */
1062 MonoPosition first_use, last_use;
1065 typedef struct MonoLiveRange2 MonoLiveRange2;
1067 struct MonoLiveRange2 {
1069 MonoLiveRange2 *next;
1073 /* List of live ranges sorted by 'from' */
1074 MonoLiveRange2 *range;
1075 MonoLiveRange2 *last_range;
1079 * Additional information about a variable
1081 struct MonoMethodVar {
1082 guint idx; /* inside cfg->varinfo, cfg->vars */
1083 MonoLiveRange range; /* generated by liveness analysis */
1084 MonoLiveInterval *interval; /* generated by liveness analysis */
1085 int reg; /* != -1 if allocated into a register */
1087 MonoBitSet *def_in; /* used by SSA */
1088 MonoInst *def; /* used by SSA */
1089 MonoBasicBlock *def_bb; /* used by SSA */
1090 GList *uses; /* used by SSA */
1091 char cpstate; /* used by SSA conditional constant propagation */
1092 /* The native offsets corresponding to the live range of the variable */
1093 gint32 live_range_start, live_range_end;
1095 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1102 * Stores state need to resume exception handling when using LLVM
1107 MonoContext ctx, new_ctx;
1111 int first_filter_idx, filter_idx;
1115 gpointer end_of_stack;
1117 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1120 gpointer restore_stack_prot;
1121 guint32 handling_stack_ovf;
1122 gpointer signal_stack;
1123 guint32 signal_stack_size;
1124 gpointer stack_ovf_guard_base;
1125 guint32 stack_ovf_guard_size;
1126 guint stack_ovf_valloced : 1;
1127 void (*abort_func) (MonoObject *object);
1128 /* Used to implement --debug=casts */
1129 MonoClass *class_cast_from, *class_cast_to;
1131 /* Stores state needed by handler block with a guard */
1133 ResumeState resume_state;
1135 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1136 /* handler block return address */
1137 gpointer handler_block_return_address;
1139 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1140 is an activation on stack making sure it will remain alive.*/
1141 MonoJitExceptionInfo *handler_block;
1143 /* context to be used by the guard trampoline when resuming interruption.*/
1144 MonoContext handler_block_context;
1146 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1147 * when it is called from profiler functions during exception handling.
1149 MonoContext orig_ex_ctx;
1150 gboolean orig_ex_ctx_set;
1153 * Stores if we need to run a chained exception in Windows.
1155 gboolean mono_win_chained_exception_needs_run;
1158 * The current exception in flight
1163 * The calling assembly in llvmonly mode.
1165 MonoImage *calling_image;
1169 * This structure is an extension of MonoLMF and contains extra information.
1173 gboolean debugger_invoke;
1174 MonoContext ctx; /* if debugger_invoke is TRUE */
1177 /* Generic sharing */
1180 * Flags for which contexts were used in inflating a generic.
1183 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1184 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1188 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1189 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1190 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1191 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1195 MONO_RGCTX_INFO_STATIC_DATA,
1196 MONO_RGCTX_INFO_KLASS,
1197 MONO_RGCTX_INFO_ELEMENT_KLASS,
1198 MONO_RGCTX_INFO_VTABLE,
1199 MONO_RGCTX_INFO_TYPE,
1200 MONO_RGCTX_INFO_REFLECTION_TYPE,
1201 MONO_RGCTX_INFO_METHOD,
1202 /* In llvmonly mode, this is a function descriptor */
1203 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1204 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1205 MONO_RGCTX_INFO_CLASS_FIELD,
1206 MONO_RGCTX_INFO_METHOD_RGCTX,
1207 MONO_RGCTX_INFO_METHOD_CONTEXT,
1208 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1209 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1210 MONO_RGCTX_INFO_CAST_CACHE,
1211 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1212 MONO_RGCTX_INFO_VALUE_SIZE,
1213 /* +1 to avoid zero values in rgctx slots */
1214 MONO_RGCTX_INFO_FIELD_OFFSET,
1215 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1216 /* In llvmonly mode, this is a function descriptor */
1217 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1218 /* Same for virtual calls */
1219 /* In llvmonly mode, this is a function descriptor */
1220 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1221 /* Same for calli, associated with a signature */
1222 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1223 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1224 /* One of MONO_GSHAREDVT_BOX_TYPE */
1225 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1226 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1227 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1228 MONO_RGCTX_INFO_LOCAL_OFFSET,
1229 MONO_RGCTX_INFO_MEMCPY,
1230 MONO_RGCTX_INFO_BZERO,
1231 /* The address of Nullable<T>.Box () */
1232 /* In llvmonly mode, this is a function descriptor */
1233 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1234 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1235 /* MONO_PATCH_INFO_VCALL_METHOD */
1236 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1238 * MONO_PATCH_INFO_VCALL_METHOD
1239 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1240 * which implements the method.
1242 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1243 } MonoRgctxInfoType;
1245 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1246 MonoRgctxInfoType info_type;
1248 struct _MonoRuntimeGenericContextInfoTemplate *next;
1249 } MonoRuntimeGenericContextInfoTemplate;
1252 MonoClass *next_subclass;
1253 MonoRuntimeGenericContextInfoTemplate *infos;
1254 GSList *method_templates;
1255 } MonoRuntimeGenericContextTemplate;
1258 MonoVTable *class_vtable; /* must be the first element */
1259 MonoGenericInst *method_inst;
1260 gpointer infos [MONO_ZERO_LEN_ARRAY];
1261 } MonoMethodRuntimeGenericContext;
1263 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1265 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1266 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1267 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1268 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1270 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1274 MonoRuntimeGenericContextInfoTemplate *entries;
1275 int num_entries, count_entries;
1276 } MonoGSharedVtMethodInfo;
1278 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1282 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1283 * We use this instead of rgctx slots since these can be loaded using a load instead
1284 * of a call to an rgctx fetch trampoline.
1286 gpointer entries [MONO_ZERO_LEN_ARRAY];
1287 } MonoGSharedVtMethodRuntimeInfo;
1293 MonoMethodSignature *invoke_sig;
1294 MonoMethodSignature *sig;
1295 gpointer method_ptr;
1296 gpointer invoke_impl;
1298 gpointer impl_nothis;
1299 gboolean need_rgctx_tramp;
1300 } MonoDelegateTrampInfo;
1303 * A function descriptor, which is a function address + argument pair.
1304 * In llvm-only mode, these are used instead of trampolines to pass
1305 * extra arguments to runtime functions/methods.
1314 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1315 #include "patch-info.h"
1321 * We need to store the image which the token refers to along with the token,
1322 * since the image might not be the same as the image of the method which
1323 * contains the relocation, because of inlining.
1325 typedef struct MonoJumpInfoToken {
1328 gboolean has_context;
1329 MonoGenericContext context;
1330 } MonoJumpInfoToken;
1332 typedef struct MonoJumpInfoBBTable {
1333 MonoBasicBlock **table;
1335 } MonoJumpInfoBBTable;
1337 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1339 /* Contains information describing an LLVM IMT trampoline */
1340 typedef struct MonoJumpInfoImtTramp {
1343 } MonoJumpInfoImtTramp;
1345 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1348 * Represents the method which is called when a virtual call is made to METHOD
1349 * on a receiver of type KLASS.
1352 /* Receiver class */
1354 /* Virtual method */
1356 } MonoJumpInfoVirtMethod;
1358 typedef struct MonoJumpInfo MonoJumpInfo;
1359 struct MonoJumpInfo {
1361 /* Relocation type for patching */
1369 MonoJumpInfoType type;
1371 gconstpointer target;
1372 #if SIZEOF_VOID_P == 8
1382 MonoClassField *field;
1386 MonoJumpInfoToken *token;
1387 MonoJumpInfoBBTable *table;
1388 MonoJumpInfoRgctxEntry *rgctx_entry;
1389 MonoJumpInfoImtTramp *imt_tramp;
1390 MonoJumpInfoGSharedVtCall *gsharedvt;
1391 MonoGSharedVtMethodInfo *gsharedvt_method;
1392 MonoMethodSignature *sig;
1393 MonoDelegateClassMethodPair *del_tramp;
1394 /* MONO_PATCH_INFO_VIRT_METHOD */
1395 MonoJumpInfoVirtMethod *virt_method;
1400 * Contains information for computing the
1401 * property given by INFO_TYPE of the runtime
1402 * object described by DATA.
1404 struct MonoJumpInfoRgctxEntry {
1407 MonoJumpInfo *data; /* describes the data to be loaded */
1408 MonoRgctxInfoType info_type;
1411 /* Contains information about a gsharedvt call */
1412 struct MonoJumpInfoGSharedVtCall {
1413 /* The original signature of the call */
1414 MonoMethodSignature *sig;
1415 /* The method which is called */
1420 MONO_TRAMPOLINE_JIT,
1421 MONO_TRAMPOLINE_JUMP,
1422 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1423 MONO_TRAMPOLINE_AOT,
1424 MONO_TRAMPOLINE_AOT_PLT,
1425 MONO_TRAMPOLINE_DELEGATE,
1426 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1427 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1428 MONO_TRAMPOLINE_VCALL,
1429 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1431 } MonoTrampolineType;
1433 /* These trampolines return normally to their caller */
1434 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1435 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1436 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1438 /* These trampolines receive an argument directly in a register */
1439 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1440 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1442 /* optimization flags */
1443 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1445 #include "optflags-def.h"
1450 * This structure represents a JIT backend.
1453 guint have_card_table_wb : 1;
1454 guint have_op_generic_class_init : 1;
1455 guint emulate_mul_div : 1;
1456 guint emulate_div : 1;
1457 guint emulate_long_shift_opts : 1;
1458 guint have_objc_get_selector : 1;
1459 guint have_generalized_imt_thunk : 1;
1460 guint have_tls_get : 1;
1461 guint have_tls_get_reg : 1;
1462 guint have_liverange_ops: 1;
1463 guint have_op_tail_call : 1;
1464 guint have_dummy_init : 1;
1465 guint gshared_supported : 1;
1466 guint use_fpstack : 1;
1468 guint need_got_var : 1;
1469 guint need_div_check : 1;
1470 guint no_unaligned_access : 1;
1471 int monitor_enter_adjustment;
1472 int dyn_call_param_area;
1475 /* Flags for mini_method_compile () */
1477 /* Whenever to run cctors during JITting */
1478 JIT_FLAG_RUN_CCTORS = (1 << 0),
1479 /* Whenever this is an AOT compilation */
1480 JIT_FLAG_AOT = (1 << 1),
1481 /* Whenever this is a full AOT compilation */
1482 JIT_FLAG_FULL_AOT = (1 << 2),
1483 /* Whenever to compile with LLVM */
1484 JIT_FLAG_LLVM = (1 << 3),
1485 /* Whenever to disable direct calls to direct calls to icall functions */
1486 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1487 /* Emit explicit null checks */
1488 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1489 /* Whenever to compile in llvm-only mode */
1490 JIT_FLAG_LLVM_ONLY = (1 << 6),
1493 /* Bit-fields in the MonoBasicBlock.region */
1494 #define MONO_REGION_TRY 0
1495 #define MONO_REGION_FINALLY 16
1496 #define MONO_REGION_CATCH 32
1497 #define MONO_REGION_FAULT 64 /* Currently unused */
1498 #define MONO_REGION_FILTER 128
1500 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1502 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1503 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1505 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1507 #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))))
1509 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1510 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1513 * Control Flow Graph and compilation unit information
1517 MonoMethodHeader *header;
1518 MonoMemPool *mempool;
1520 MonoMethodVar *vars;
1522 MonoBasicBlock *bb_entry;
1523 MonoBasicBlock *bb_exit;
1524 MonoBasicBlock *bb_init;
1525 MonoBasicBlock **bblocks;
1526 MonoBasicBlock **cil_offset_to_bb;
1527 MonoMemPool *state_pool; /* used by instruction selection */
1528 MonoBasicBlock *cbb; /* used by instruction selection */
1529 MonoInst *prev_ins; /* in decompose */
1530 MonoJumpInfo *patch_info;
1531 MonoJitInfo *jit_info;
1532 MonoJitDynamicMethodInfo *dynamic_info;
1533 guint num_bblocks, max_block_num;
1535 guint num_varinfo; /* used items in varinfo */
1536 guint varinfo_count; /* total storage in varinfo */
1539 gint cil_offset_to_bb_len;
1541 MonoSpillInfo *spill_info [16]; /* machine register spills */
1543 gint spill_info_len [16];
1544 /* unsigned char *cil_code; */
1545 MonoMethod *inlined_method; /* the method which is currently inlined */
1546 MonoInst *domainvar; /* a cache for the current domain */
1547 MonoInst *got_var; /* Global Offset Table variable */
1549 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1551 MonoType **arg_types;
1552 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1553 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1554 MonoGenericContext *generic_context;
1556 MonoBackend *backend;
1559 * This variable represents the hidden argument holding the vtype
1560 * return address. If the method returns something other than a vtype, or
1561 * the vtype is returned in registers this is NULL.
1563 MonoInst *vret_addr;
1566 * This is used to initialize the cil_code field of MonoInst's.
1568 const unsigned char *ip;
1570 struct MonoAliasingInformation *aliasing_info;
1572 /* A hashtable of region ID-> SP var mappings */
1573 /* An SP var is a place to store the stack pointer (used by handlers)*/
1576 /* A hashtable of region ID -> EX var mappings */
1577 /* An EX var stores the exception object passed to catch/filter blocks */
1580 GList *ldstr_list; /* used by AOT */
1585 GHashTable *cbb_hash;
1587 /* The current virtual register number */
1590 MonoGenericSharingContext gsctx;
1591 MonoGenericContext *gsctx_context;
1593 MonoGSharedVtMethodInfo *gsharedvt_info;
1595 /* Points to the gsharedvt locals area at runtime */
1596 MonoInst *gsharedvt_locals_var;
1598 /* The localloc instruction used to initialize gsharedvt_locals_var */
1599 MonoInst *gsharedvt_locals_var_ins;
1601 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1602 MonoInst *gsharedvt_info_var;
1604 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1605 MonoInst *attach_cookie;
1606 MonoInst *attach_dummy;
1609 MonoInst *lmf_addr_var;
1611 MonoInst *stack_inbalance_var;
1613 unsigned char *cil_start;
1614 #ifdef __native_client_codegen__
1615 /* this alloc is not aligned, native_code */
1616 /* is the 32-byte aligned version of this */
1617 unsigned char *native_code_alloc;
1619 unsigned char *native_code;
1625 regmask_t used_int_regs;
1627 guint32 prof_options;
1630 guint32 verbose_level;
1631 guint32 stack_usage;
1635 guint disable_aot : 1;
1636 guint disable_ssa : 1;
1637 guint disable_llvm : 1;
1638 guint enable_extended_bblocks : 1;
1639 guint run_cctors : 1;
1640 guint need_lmf_area : 1;
1641 guint compile_aot : 1;
1643 guint compile_llvm : 1;
1644 guint got_var_allocated : 1;
1645 guint ret_var_is_local : 1;
1646 guint ret_var_set : 1;
1647 guint unverifiable : 1;
1648 guint skip_visibility : 1;
1649 guint disable_reuse_registers : 1;
1650 guint disable_reuse_stack_slots : 1;
1651 guint disable_reuse_ref_stack_slots : 1;
1652 guint disable_ref_noref_stack_slot_share : 1;
1653 guint disable_initlocals_opt : 1;
1654 guint disable_initlocals_opt_refs : 1;
1655 guint disable_omit_fp : 1;
1656 guint disable_vreg_to_lvreg : 1;
1657 guint disable_deadce_vars : 1;
1658 guint disable_out_of_line_bblocks : 1;
1659 guint disable_direct_icalls : 1;
1660 guint create_lmf_var : 1;
1662 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1663 * instead of being generated in emit_prolog ()/emit_epilog ().
1667 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1668 * mono_lmf_addr TLS variable.
1670 guint lmf_ir_mono_lmf : 1;
1671 guint gen_write_barriers : 1;
1672 guint init_ref_vars : 1;
1673 guint extend_live_ranges : 1;
1674 guint compute_precise_live_ranges : 1;
1675 guint has_got_slots : 1;
1676 guint uses_rgctx_reg : 1;
1677 guint uses_vtable_reg : 1;
1678 guint uses_simd_intrinsics : 1;
1679 guint keep_cil_nops : 1;
1680 guint gen_seq_points : 1;
1681 /* Generate seq points for use by the debugger */
1682 guint gen_sdb_seq_points : 1;
1683 guint explicit_null_checks : 1;
1684 guint compute_gc_maps : 1;
1685 guint soft_breakpoints : 1;
1686 guint arch_eh_jit_info : 1;
1687 guint has_emulated_ops : 1;
1688 guint has_indirection : 1;
1689 guint has_atomic_add_i4 : 1;
1690 guint has_atomic_exchange_i4 : 1;
1691 guint has_atomic_cas_i4 : 1;
1692 guint check_pinvoke_callconv : 1;
1693 guint has_unwind_info_for_epilog : 1;
1694 guint disable_inline : 1;
1695 /* Disable inlining into caller */
1696 guint no_inline : 1;
1698 guint gsharedvt : 1;
1700 guint llvm_only : 1;
1702 gpointer debug_info;
1705 MonoProfileCoverageInfo *coverage_info;
1706 GHashTable *token_info_hash;
1707 MonoCompileArch arch;
1708 guint32 inline_depth;
1709 /* Size of memory reserved for thunks */
1713 /* Offset between the start of code and the thunks area */
1715 guint32 exception_type; /* MONO_EXCEPTION_* */
1716 guint32 exception_data;
1717 char* exception_message;
1718 gpointer exception_ptr;
1720 guint8 * encoded_unwind_ops;
1721 guint32 encoded_unwind_ops_len;
1726 /* Fields used by the local reg allocator */
1730 /* Maps vregs to their associated MonoInst's */
1731 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1732 MonoInst **vreg_to_inst;
1734 /* Size of above array */
1735 guint32 vreg_to_inst_len;
1737 /* Marks vregs which hold a GC ref */
1738 /* FIXME: Use a bitmap */
1739 gboolean *vreg_is_ref;
1741 /* Size of above array */
1742 guint32 vreg_is_ref_len;
1744 /* Marks vregs which hold a managed pointer */
1745 /* FIXME: Use a bitmap */
1746 gboolean *vreg_is_mp;
1748 /* Size of above array */
1749 guint32 vreg_is_mp_len;
1752 * The original method to compile, differs from 'method' when doing generic
1755 MonoMethod *orig_method;
1757 /* Patches which describe absolute addresses embedded into the native code */
1758 GHashTable *abs_patches;
1760 /* If the arch passes valuetypes by address, then for methods
1761 which use JMP the arch code should use these local
1762 variables to store the addresses of incoming valuetypes.
1763 The addresses should be stored in mono_arch_emit_prolog()
1764 and can be used when emitting code for OP_JMP. See
1766 MonoInst **tailcall_valuetype_addrs;
1768 /* Used to implement move_i4_to_f on archs that can't do raw
1769 copy between an ireg and a freg. This is an int32 var.*/
1770 MonoInst *iconv_raw_var;
1772 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1773 MonoInst *fconv_to_r8_x_var;
1775 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1776 MonoInst *simd_ctor_var;
1778 /* Used to implement dyn_call */
1779 MonoInst *dyn_call_var;
1782 * List of sequence points represented as IL offset+native offset pairs.
1783 * Allocated using glib.
1784 * IL offset can be -1 or 0xffffff to refer to the sequence points
1785 * inside the prolog and epilog used to implement method entry/exit events.
1787 GPtrArray *seq_points;
1789 /* The encoded sequence point info */
1790 struct MonoSeqPointInfo *seq_point_info;
1792 /* Method headers which need to be freed after compilation */
1793 GSList *headers_to_free;
1796 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1797 /* Symbol used to refer to this method in generated assembly */
1799 char *asm_debug_symbol;
1800 char *llvm_method_name;
1801 int castclass_cache_index;
1803 MonoJitExceptionInfo *llvm_ex_info;
1804 guint32 llvm_ex_info_len;
1805 int llvm_this_reg, llvm_this_offset;
1807 GSList *try_block_holes;
1809 /* DWARF location list for 'this' */
1810 GSList *this_loclist;
1812 /* DWARF location list for 'rgctx_var' */
1813 GSList *rgctx_loclist;
1815 int *gsharedvt_vreg_to_idx;
1821 /* The offsets of the locals area relative to the frame pointer */
1822 gint locals_min_stack_offset, locals_max_stack_offset;
1824 /* The current CFA rule */
1825 int cur_cfa_reg, cur_cfa_offset;
1827 /* The final CFA rule at the end of the prolog */
1828 int cfa_reg, cfa_offset;
1830 /* Points to a MonoCompileGC */
1834 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1835 * image etc, but it requires a 4 byte alignment.
1838 guint32 gc_map_size;
1840 /* Error handling */
1844 int stat_allocate_var;
1845 int stat_locals_stack_size;
1846 int stat_basic_blocks;
1847 int stat_cil_code_size;
1849 int stat_inlineable_methods;
1850 int stat_inlined_methods;
1851 int stat_code_reallocs;
1855 MONO_CFG_HAS_ALLOCA = 1 << 0,
1856 MONO_CFG_HAS_CALLS = 1 << 1,
1857 MONO_CFG_HAS_LDELEMA = 1 << 2,
1858 MONO_CFG_HAS_VARARGS = 1 << 3,
1859 MONO_CFG_HAS_TAIL = 1 << 4,
1860 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1861 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1862 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1863 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1867 gint32 methods_compiled;
1869 gint32 methods_lookups;
1870 gint32 allocate_var;
1871 gint32 cil_code_size;
1872 gint32 native_code_size;
1873 gint32 code_reallocs;
1874 gint32 max_code_size_ratio;
1875 gint32 biggest_method_size;
1876 gint32 allocated_code_size;
1877 gint32 allocated_seq_points_size;
1878 gint32 inlineable_methods;
1879 gint32 inlined_methods;
1880 gint32 basic_blocks;
1881 gint32 max_basic_blocks;
1882 gint32 locals_stack_size;
1884 gint32 generic_virtual_invocations;
1886 gint32 alias_removed;
1887 gint32 loads_eliminated;
1888 gint32 stores_eliminated;
1889 int methods_with_llvm;
1890 int methods_without_llvm;
1891 char *max_ratio_method;
1892 char *biggest_method;
1893 double jit_method_to_ir;
1894 double jit_liveness_handle_exception_clauses;
1895 double jit_handle_out_of_line_bblock;
1896 double jit_decompose_long_opts;
1897 double jit_local_cprop;
1898 double jit_local_emulate_ops;
1899 double jit_optimize_branches;
1900 double jit_handle_global_vregs;
1901 double jit_local_deadce;
1902 double jit_local_alias_analysis;
1903 double jit_if_conversion;
1904 double jit_bb_ordering;
1905 double jit_compile_dominator_info;
1906 double jit_compute_natural_loops;
1907 double jit_insert_safepoints;
1908 double jit_ssa_compute;
1909 double jit_ssa_cprop;
1910 double jit_ssa_deadce;
1911 double jit_perform_abc_removal;
1912 double jit_ssa_remove;
1913 double jit_local_cprop2;
1914 double jit_handle_global_vregs2;
1915 double jit_local_deadce2;
1916 double jit_optimize_branches2;
1917 double jit_decompose_vtype_opts;
1918 double jit_decompose_array_access_opts;
1919 double jit_liveness_handle_exception_clauses2;
1920 double jit_analyze_liveness;
1921 double jit_linear_scan;
1922 double jit_arch_allocate_vars;
1923 double jit_spill_global_vars;
1924 double jit_local_cprop3;
1925 double jit_local_deadce3;
1927 double jit_create_jit_info;
1928 double jit_gc_create_gc_map;
1929 double jit_save_seq_point_info;
1934 extern MonoJitStats mono_jit_stats;
1936 /* opcodes: value assigned after all the CIL opcodes */
1943 #define MINI_OP(a,b,dest,src1,src2) a,
1944 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1946 OP_START = MONO_CEE_LAST - 1,
1947 #include "mini-ops.h"
1953 #if SIZEOF_VOID_P == 8
1954 #define OP_PCONST OP_I8CONST
1955 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1956 #define OP_PADD OP_LADD
1957 #define OP_PADD_IMM OP_LADD_IMM
1958 #define OP_PSUB_IMM OP_LSUB_IMM
1959 #define OP_PAND_IMM OP_LAND_IMM
1960 #define OP_PXOR_IMM OP_LXOR_IMM
1961 #define OP_PSUB OP_LSUB
1962 #define OP_PMUL OP_LMUL
1963 #define OP_PMUL_IMM OP_LMUL_IMM
1964 #define OP_PNEG OP_LNEG
1965 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1966 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1967 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1968 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1969 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1970 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1971 #define OP_PBEQ OP_LBEQ
1972 #define OP_PCEQ OP_LCEQ
1973 #define OP_PBNE_UN OP_LBNE_UN
1974 #define OP_PBGE_UN OP_LBGE_UN
1975 #define OP_PBLT_UN OP_LBLT_UN
1976 #define OP_PBGE OP_LBGE
1977 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1978 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1980 #define OP_PCONST OP_ICONST
1981 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1982 #define OP_PADD OP_IADD
1983 #define OP_PADD_IMM OP_IADD_IMM
1984 #define OP_PSUB_IMM OP_ISUB_IMM
1985 #define OP_PAND_IMM OP_IAND_IMM
1986 #define OP_PXOR_IMM OP_IXOR_IMM
1987 #define OP_PSUB OP_ISUB
1988 #define OP_PMUL OP_IMUL
1989 #define OP_PMUL_IMM OP_IMUL_IMM
1990 #define OP_PNEG OP_INEG
1991 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1992 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1993 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1994 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1995 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1996 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1997 #define OP_PBEQ OP_IBEQ
1998 #define OP_PCEQ OP_ICEQ
1999 #define OP_PBNE_UN OP_IBNE_UN
2000 #define OP_PBGE_UN OP_IBGE_UN
2001 #define OP_PBLT_UN OP_IBLT_UN
2002 #define OP_PBGE OP_IBGE
2003 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2004 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2007 /* Opcodes to load/store regsize quantities */
2008 #if defined (__mono_ilp32__)
2009 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2010 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2012 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2013 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2040 #if HAVE_ARRAY_ELEM_INIT
2041 extern const guint8 mono_burg_arity [];
2043 extern guint8 mono_burg_arity [];
2046 extern const char MONO_ARCH_CPU_SPEC [];
2047 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2048 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2049 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2050 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2055 MONO_COMP_DFRONTIER = 4,
2056 MONO_COMP_DOM_REV = 8,
2057 MONO_COMP_LIVENESS = 16,
2059 MONO_COMP_SSA_DEF_USE = 64,
2060 MONO_COMP_REACHABILITY = 128,
2061 MONO_COMP_LOOPS = 256
2066 MONO_GRAPH_DTREE = 2,
2067 MONO_GRAPH_CFG_CODE = 4,
2068 MONO_GRAPH_CFG_SSA = 8,
2069 MONO_GRAPH_CFG_OPTCODE = 16
2076 } MonoJitArgumentInfo;
2079 gboolean handle_sigint;
2080 gboolean keep_delegates;
2081 gboolean reverse_pinvoke_exceptions;
2082 gboolean collect_pagefault_stats;
2083 gboolean break_on_unverified;
2084 gboolean better_cast_details;
2085 gboolean mdb_optimizations;
2086 gboolean no_gdb_backtrace;
2087 gboolean suspend_on_sigsegv;
2088 gboolean suspend_on_exception;
2089 gboolean suspend_on_unhandled;
2090 gboolean dyn_runtime_invoke;
2092 gboolean arm_use_fallback_tls;
2094 * Whenever data such as next sequence points and flags is required.
2095 * Next sequence points and flags are required by the debugger agent.
2097 gboolean gen_sdb_seq_points;
2098 gboolean gen_seq_points_compact_data;
2100 * Setting single_imm_size should guarantee that each time managed code is compiled
2101 * the same instructions and registers are used, regardless of the size of used values.
2103 gboolean single_imm_size;
2104 gboolean explicit_null_checks;
2106 * Fill stack frames with 0x2a in method prologs. This helps with the
2107 * debugging of the stack marking code in the GC.
2109 gboolean init_stacks;
2112 * Whenever to implement single stepping and breakpoints without signals in the
2113 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2114 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2117 gboolean soft_breakpoints;
2119 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2121 gboolean break_on_exc;
2123 * Load AOT JIT info eagerly.
2125 gboolean load_aot_jit_info_eagerly;
2127 * Check for pinvoke calling convention mismatches.
2129 gboolean check_pinvoke_callconv;
2131 * Translate Debugger.Break () into a native breakpoint signal
2133 gboolean native_debugger_break;
2161 /* Implicit exceptions */
2163 MONO_EXC_INDEX_OUT_OF_RANGE,
2165 MONO_EXC_ARITHMETIC,
2166 MONO_EXC_DIVIDE_BY_ZERO,
2167 MONO_EXC_INVALID_CAST,
2169 MONO_EXC_ARRAY_TYPE_MISMATCH,
2171 MONO_EXC_INTRINS_NUM
2175 MINI_TOKEN_SOURCE_CLASS,
2176 MINI_TOKEN_SOURCE_METHOD,
2177 MINI_TOKEN_SOURCE_FIELD
2181 * Information about a trampoline function.
2186 * The native code of the trampoline. Not owned by this structure.
2191 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2196 * Patches required by the trampoline when aot-ing. Owned by this structure.
2200 * Unwind information. Owned by this structure.
2205 * Encoded unwind info loaded from AOT images
2208 guint32 uw_info_len;
2211 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2214 FILTER_IL_SEQ_POINT = 1 << 0,
2215 FILTER_NOP = 1 << 1,
2218 static inline gboolean
2219 mono_inst_filter (MonoInst *ins, int filter)
2221 if (!ins || !filter)
2224 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2227 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2233 static inline MonoInst*
2234 mono_inst_next (MonoInst *ins, int filter)
2238 } while (mono_inst_filter (ins, filter));
2243 static inline MonoInst*
2244 mono_inst_prev (MonoInst *ins, int filter)
2248 } while (mono_inst_filter (ins, filter));
2253 static inline MonoInst*
2254 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2256 MonoInst *ins = bb->code;
2257 if (mono_inst_filter (ins, filter))
2258 ins = mono_inst_next (ins, filter);
2263 static inline MonoInst*
2264 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2266 MonoInst *ins = bb->last_ins;
2267 if (mono_inst_filter (ins, filter))
2268 ins = mono_inst_prev (ins, filter);
2274 MONO_API int mono_main (int argc, char* argv[]);
2275 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2276 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2277 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2278 void mini_cleanup (MonoDomain *domain);
2279 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2280 MONO_API gboolean mini_parse_debug_option (const char *option);
2282 /* helper methods */
2283 void mini_jit_init (void);
2284 void mini_jit_cleanup (void);
2285 void mono_disable_optimizations (guint32 opts);
2286 void mono_set_optimizations (guint32 opts);
2287 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2288 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2289 char* mono_opt_descr (guint32 flags);
2290 void mono_set_verbose_level (guint32 level);
2291 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2292 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2293 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2294 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2295 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2297 void mono_precompile_assemblies (void);
2298 MONO_API int mono_parse_default_optimizations (const char* p);
2299 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2300 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2301 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2302 void mono_verify_bblock (MonoBasicBlock *bb);
2303 void mono_verify_cfg (MonoCompile *cfg);
2304 void mono_constant_fold (MonoCompile *cfg);
2305 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2306 int mono_eval_cond_branch (MonoInst *branch);
2307 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2308 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2309 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2310 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2311 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2312 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2313 MonoType* mono_type_from_stack_type (MonoInst *ins);
2314 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2315 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2316 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2317 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2318 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2319 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2320 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2321 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2322 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2323 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2325 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2326 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2327 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2328 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2329 void mono_nullify_basic_block (MonoBasicBlock *bb);
2330 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2331 void mono_optimize_branches (MonoCompile *cfg);
2333 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2334 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2335 void mono_print_ji (const MonoJumpInfo *ji);
2336 void mono_print_ins_index (int i, MonoInst *ins);
2337 void mono_print_ins (MonoInst *ins);
2338 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2339 void mono_print_code (MonoCompile *cfg, const char *msg);
2340 MONO_API void mono_print_method_from_ip (void *ip);
2341 MONO_API char *mono_pmip (void *ip);
2342 gboolean mono_debug_count (void);
2343 MONO_API const char* mono_inst_name (int op);
2344 int mono_op_to_op_imm (int opcode);
2345 int mono_op_imm_to_op (int opcode);
2346 int mono_load_membase_to_load_mem (int opcode);
2347 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2348 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2349 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2350 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2351 guint32 mono_reverse_branch_op (guint32 opcode);
2352 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2353 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2354 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2355 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2356 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2357 guint mono_patch_info_hash (gconstpointer data);
2358 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2359 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2360 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2361 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2362 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2363 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2364 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2365 MonoLMF * mono_get_lmf (void);
2366 MonoLMF** mono_get_lmf_addr (void);
2367 void mono_set_lmf (MonoLMF *lmf);
2368 MonoJitTlsData* mono_get_jit_tls (void);
2369 MONO_API gpointer mono_jit_thread_attach (MonoDomain *domain, gpointer *dummy);
2370 MONO_API void mono_jit_thread_detach (gpointer cookie, gpointer *dummy);
2371 gint32 mono_get_jit_tls_offset (void);
2372 gint32 mono_get_lmf_tls_offset (void);
2373 gint32 mono_get_lmf_addr_tls_offset (void);
2374 int mini_get_tls_offset (MonoTlsKey key);
2375 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2376 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2377 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2378 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2379 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2380 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2381 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2382 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2383 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2384 void mono_analyze_liveness (MonoCompile *cfg);
2385 void mono_analyze_liveness_gc (MonoCompile *cfg);
2386 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2387 void mono_global_regalloc (MonoCompile *cfg);
2388 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2389 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2390 void mono_destroy_compile (MonoCompile *cfg);
2391 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2392 void mono_print_ins_index (int i, MonoInst *ins);
2393 void mono_print_ins (MonoInst *ins);
2394 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2395 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2396 MonoInst *mono_get_got_var (MonoCompile *cfg);
2397 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2398 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2399 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2400 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2401 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2402 void mono_create_helper_signatures (void);
2404 gboolean mini_class_is_system_array (MonoClass *klass);
2405 MonoMethodSignature *mono_get_element_address_signature (int arity);
2406 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2407 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2409 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2410 void mono_linterval_print (MonoLiveInterval *interval);
2411 void mono_linterval_print_nl (MonoLiveInterval *interval);
2412 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2413 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2414 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2415 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2417 /* Native Client functions */
2418 gpointer mono_realloc_native_code(MonoCompile *cfg);
2419 #ifdef __native_client_codegen__
2420 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2421 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2422 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2423 guint8 *mono_nacl_align(guint8 *code);
2424 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2425 /* Defined for each arch */
2426 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2427 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2429 #if defined(TARGET_X86)
2430 #define kNaClAlignment kNaClAlignmentX86
2431 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2432 #elif defined(TARGET_AMD64)
2433 #define kNaClAlignment kNaClAlignmentAMD64
2434 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2435 #elif defined(TARGET_ARM)
2436 #define kNaClAlignment kNaClAlignmentARM
2437 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2440 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2443 #if defined(__native_client__) || defined(__native_client_codegen__)
2444 extern volatile int __nacl_thread_suspension_needed;
2445 void __nacl_suspend_thread_if_needed(void);
2446 void mono_nacl_gc(void);
2449 #if defined(__native_client_codegen__) || defined(__native_client__)
2450 #define NACL_SIZE(a, b) (b)
2452 #define NACL_SIZE(a, b) (a)
2455 extern MonoDebugOptions debug_options;
2457 static inline MonoMethod*
2458 jinfo_get_method (MonoJitInfo *ji)
2460 return mono_jit_info_get_method (ji);
2464 void mono_aot_init (void);
2465 void mono_aot_cleanup (void);
2466 gpointer mono_aot_get_method (MonoDomain *domain,
2467 MonoMethod *method);
2468 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2469 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2470 guint8* mono_aot_get_plt_entry (guint8 *code);
2471 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2472 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2473 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2474 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2475 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2476 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2477 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2478 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2479 gpointer mono_aot_get_trampoline (const char *name);
2480 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2481 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2482 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2483 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2484 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2485 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2486 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2487 guint32 mono_aot_method_hash (MonoMethod *method);
2488 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2489 void mono_aot_set_make_unreadable (gboolean unreadable);
2490 gboolean mono_aot_is_pagefault (void *ptr);
2491 void mono_aot_handle_pagefault (void *ptr);
2492 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2493 guint32 mono_aot_find_method_index (MonoMethod *method);
2494 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2495 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2496 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2497 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2499 /* This is an exported function */
2500 MONO_API void mono_aot_register_module (gpointer *aot_info);
2502 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2504 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2505 * passed to the free function.
2507 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2509 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2510 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2512 void mono_xdebug_init (const char *xdebug_opts);
2513 void mono_save_xdebug_info (MonoCompile *cfg);
2514 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2515 /* This is an exported function */
2516 void mono_xdebug_flush (void);
2518 gboolean mono_method_blittable (MonoMethod *method);
2519 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2521 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2522 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2523 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2524 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2526 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2528 int mono_find_method_opcode (MonoMethod *method);
2529 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2530 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2531 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2532 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2534 void mono_trampolines_init (void);
2535 void mono_trampolines_cleanup (void);
2536 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2537 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2538 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2540 gboolean add_sync_wrapper,
2542 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2543 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2544 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2545 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2546 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2547 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2548 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2549 gpointer mono_create_monitor_enter_trampoline (void);
2550 gpointer mono_create_monitor_enter_v4_trampoline (void);
2551 gpointer mono_create_monitor_exit_trampoline (void);
2552 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2553 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2554 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2555 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2556 #ifndef DISABLE_REMOTING
2557 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2559 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2560 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2562 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2564 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2565 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2566 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2567 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2568 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2569 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2570 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2571 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2572 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2573 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2574 gpointer mini_get_nullified_class_init_trampoline (void);
2575 gpointer mini_get_single_step_trampoline (void);
2576 gpointer mini_get_breakpoint_trampoline (void);
2577 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2578 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2579 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2580 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2581 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2582 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2584 gboolean mono_running_on_valgrind (void);
2585 void* mono_global_codeman_reserve (int size);
2586 void* nacl_global_codeman_get_dest(void *data);
2587 void mono_global_codeman_commit(void *data, int size, int newsize);
2588 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2589 const char *mono_regname_full (int reg, int bank);
2590 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2591 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2592 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2593 void mono_remove_critical_edges (MonoCompile *cfg);
2594 gboolean mono_is_regsize_var (MonoType *t);
2595 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2596 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2597 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2598 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2599 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2600 CompRelation mono_negate_cond (CompRelation cond);
2601 int mono_op_imm_to_op (int opcode);
2602 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2603 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2604 MonoUnwindOp *mono_create_unwind_op (int when,
2607 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2610 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2611 void mono_tramp_info_free (MonoTrampInfo *info);
2612 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2613 int mini_exception_id_by_name (const char *name);
2614 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2616 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2617 MonoInst *return_var, MonoInst **inline_args,
2618 guint inline_offset, gboolean is_virtual_call);
2620 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2621 void mono_decompose_long_opts (MonoCompile *cfg);
2622 void mono_decompose_vtype_opts (MonoCompile *cfg);
2623 void mono_decompose_array_access_opts (MonoCompile *cfg);
2624 void mono_decompose_soft_float (MonoCompile *cfg);
2625 void mono_local_emulate_ops (MonoCompile *cfg);
2626 void mono_handle_global_vregs (MonoCompile *cfg);
2627 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2628 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2629 void mono_if_conversion (MonoCompile *cfg);
2632 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2633 void mini_init_delegate (MonoDelegate *del);
2634 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2636 /* methods that must be provided by the arch-specific port */
2637 void mono_arch_init (void);
2638 void mono_arch_finish_init (void);
2639 void mono_arch_cleanup (void);
2640 void mono_arch_cpu_init (void);
2641 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2642 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2643 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2644 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2645 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2646 void mono_codegen (MonoCompile *cfg);
2647 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2648 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2649 const char *mono_arch_regname (int reg);
2650 const char *mono_arch_fregname (int reg);
2651 void mono_arch_exceptions_init (void);
2652 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2653 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2654 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2655 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2656 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2657 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2658 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2659 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2660 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2661 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2662 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2663 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2664 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2665 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2666 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2667 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2668 void mono_arch_flush_icache (guint8 *code, gint size);
2669 int mono_arch_max_epilog_size (MonoCompile *cfg);
2670 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2671 void mono_arch_emit_epilog (MonoCompile *cfg);
2672 void mono_arch_emit_exceptions (MonoCompile *cfg);
2673 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2674 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2675 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2676 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2677 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2678 void mono_arch_fill_argument_info (MonoCompile *cfg);
2679 void mono_arch_allocate_vars (MonoCompile *m);
2680 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2681 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2682 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2683 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2684 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2685 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2686 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2687 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2688 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2689 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2690 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2691 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2692 GSList* mono_arch_get_delegate_invoke_impls (void);
2693 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2694 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2695 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2696 GSList* mono_arch_get_cie_program (void);
2697 void mono_arch_set_target (char *mtriple);
2698 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2699 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2700 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2701 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2702 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2703 int mono_arch_translate_tls_offset (int offset);
2704 gboolean mono_arch_opcode_supported (int opcode);
2705 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2707 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2708 gboolean mono_arch_is_soft_float (void);
2710 static inline MONO_ALWAYS_INLINE gboolean
2711 mono_arch_is_soft_float (void)
2717 /* Soft Debug support */
2718 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2719 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2720 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2721 void mono_arch_start_single_stepping (void);
2722 void mono_arch_stop_single_stepping (void);
2723 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2724 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2725 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2726 void mono_arch_skip_single_step (MonoContext *ctx);
2727 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2728 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2731 #ifdef USE_JUMP_TABLES
2733 mono_jumptable_init (void);
2735 mono_jumptable_add_entry (void);
2737 mono_jumptable_add_entries (guint32 entries);
2739 mono_jumptable_cleanup (void);
2741 mono_arch_jumptable_entry_from_code (guint8 *code);
2743 mono_jumptable_get_entry (guint8 *code);
2747 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2748 MonoJitInfo *ji, MonoContext *ctx,
2749 MonoContext *new_ctx, MonoLMF **lmf,
2750 mgreg_t **save_locations,
2751 StackFrameInfo *frame_info);
2752 gpointer mono_arch_get_throw_exception_by_name (void);
2753 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2754 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2755 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2756 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2757 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2758 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2759 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2760 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2761 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2762 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2763 gpointer mono_arch_ip_from_context (void *sigctx);
2764 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2765 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2766 void mono_arch_flush_register_windows (void);
2767 gboolean mono_arch_is_inst_imm (gint64 imm);
2768 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2769 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2770 guint32 mono_arch_get_patch_offset (guint8 *code);
2771 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2772 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2773 void mono_arch_save_unwind_info (MonoCompile *cfg);
2774 void mono_arch_register_lowlevel_calls (void);
2775 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2776 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2777 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2778 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2779 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2780 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2781 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2782 int mono_arch_get_this_arg_reg (guint8 *code);
2783 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2784 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2785 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2786 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2787 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2788 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2789 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2790 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2791 guint8* mono_arch_get_call_target (guint8 *code);
2792 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2793 GSList *mono_arch_get_trampolines (gboolean aot);
2795 /* Handle block guard */
2796 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2797 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2798 gpointer mono_create_handler_block_trampoline (void);
2799 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2801 /*New interruption machinery */
2803 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2806 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2809 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2812 /* Exception handling */
2813 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2815 void mono_exceptions_init (void);
2816 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2817 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2818 MONO_API void mono_print_thread_dump (void *sigctx);
2819 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2820 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2821 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2822 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2823 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2824 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2825 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2826 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2828 void mono_setup_altstack (MonoJitTlsData *tls);
2829 void mono_free_altstack (MonoJitTlsData *tls);
2830 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2831 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2832 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2833 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2835 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);
2837 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2838 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2839 void mono_restore_context (MonoContext *ctx);
2840 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2841 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2842 void mono_llvm_rethrow_exception (MonoObject *ex);
2843 void mono_llvm_throw_exception (MonoObject *ex);
2844 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2845 void mono_llvm_resume_exception (void);
2846 void mono_llvm_clear_exception (void);
2847 MonoObject *mono_llvm_load_exception (void);
2848 void mono_llvm_reset_exception (void);
2849 void mono_llvm_raise_exception (MonoException *e);
2850 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2853 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2854 MonoJitInfo *prev_ji, MonoContext *ctx,
2855 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2856 mgreg_t **save_locations,
2857 StackFrameInfo *frame);
2859 gpointer mono_get_throw_exception (void);
2860 gpointer mono_get_rethrow_exception (void);
2861 gpointer mono_get_call_filter (void);
2862 gpointer mono_get_restore_context (void);
2863 gpointer mono_get_throw_exception_by_name (void);
2864 gpointer mono_get_throw_corlib_exception (void);
2865 gpointer mono_get_throw_exception_addr (void);
2866 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2867 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2868 MonoReflectionMethod **method,
2869 gint32 *iloffset, gint32 *native_offset,
2870 MonoString **file, gint32 *line, gint32 *column);
2871 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2873 /* Installs a function which is called when the runtime encounters an unhandled exception.
2874 * This hook isn't expected to return.
2875 * If no hook has been installed, the runtime will print a message before aborting.
2877 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2878 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2879 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2881 /* Dominator/SSA methods */
2882 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2883 void mono_compute_natural_loops (MonoCompile *cfg);
2884 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2885 void mono_ssa_compute (MonoCompile *cfg);
2886 void mono_ssa_remove (MonoCompile *cfg);
2887 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2888 void mono_ssa_cprop (MonoCompile *cfg);
2889 void mono_ssa_deadce (MonoCompile *cfg);
2890 void mono_ssa_strength_reduction (MonoCompile *cfg);
2891 void mono_free_loop_info (MonoCompile *cfg);
2892 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2894 void mono_ssa_compute2 (MonoCompile *cfg);
2895 void mono_ssa_remove2 (MonoCompile *cfg);
2896 void mono_ssa_cprop2 (MonoCompile *cfg);
2897 void mono_ssa_deadce2 (MonoCompile *cfg);
2899 /* debugging support */
2900 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2901 guint32 breakpoint_id);
2902 void mono_debug_open_method (MonoCompile *cfg);
2903 void mono_debug_close_method (MonoCompile *cfg);
2904 void mono_debug_free_method (MonoCompile *cfg);
2905 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2906 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2907 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2908 void mono_debug_add_aot_method (MonoDomain *domain,
2909 MonoMethod *method, guint8 *code_start,
2910 guint8 *debug_info, guint32 debug_info_len);
2911 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2912 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2914 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2917 MonoTraceSpec *mono_trace_parse_options (const char *options);
2918 void mono_trace_set_assembly (MonoAssembly *assembly);
2919 gboolean mono_trace_eval (MonoMethod *method);
2922 mono_perform_abc_removal (MonoCompile *cfg);
2924 mono_perform_abc_removal (MonoCompile *cfg);
2926 mono_perform_ssapre (MonoCompile *cfg);
2928 mono_local_cprop (MonoCompile *cfg);
2930 mono_local_cprop (MonoCompile *cfg);
2932 mono_local_deadce (MonoCompile *cfg);
2934 mono_local_alias_analysis (MonoCompile *cfg);
2936 /* Generic sharing */
2939 mono_set_generic_sharing_supported (gboolean supported);
2942 mono_set_generic_sharing_vt_supported (gboolean supported);
2945 mono_set_partial_sharing_supported (gboolean supported);
2948 mono_class_generic_sharing_enabled (MonoClass *klass);
2951 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2954 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2956 MonoMethodRuntimeGenericContext*
2957 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2960 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2963 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2966 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2969 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2972 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2973 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2976 mono_method_construct_object_context (MonoMethod *method);
2979 mono_method_get_declaring_generic_method (MonoMethod *method);
2982 mono_generic_context_check_used (MonoGenericContext *context);
2985 mono_class_check_context_used (MonoClass *klass);
2988 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2991 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2994 mono_method_is_generic_impl (MonoMethod *method);
2997 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3000 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3003 mini_class_is_generic_sharable (MonoClass *klass);
3006 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3009 mini_is_gsharedvt_gparam (MonoType *t);
3011 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3013 int mono_method_check_context_used (MonoMethod *method);
3015 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3017 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3018 guint32 token, guint32 token_source, guint32 rgctx_type,
3019 gint32 rgctx_index);
3021 void mono_generic_sharing_init (void);
3022 void mono_generic_sharing_cleanup (void);
3024 MonoClass* mini_class_get_container_class (MonoClass *klass);
3025 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3027 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3028 MonoType* mini_type_get_underlying_type (MonoType *type);
3029 MonoMethod* mini_get_shared_method (MonoMethod *method);
3030 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3031 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3032 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3033 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3035 int mini_type_stack_size (MonoType *t, int *align);
3036 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3037 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3038 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3040 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3042 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3043 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3045 #define MONO_TIME_TRACK(a, phase) \
3047 GTimer *timer = mono_time_track_start (); \
3049 mono_time_track_end (&(a), timer); \
3052 GTimer *mono_time_track_start (void);
3053 void mono_time_track_end (double *time, GTimer *timer);
3055 void mono_update_jit_stats (MonoCompile *cfg);
3057 gboolean mini_type_is_reference (MonoType *type);
3058 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3059 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3060 gboolean mini_is_gsharedvt_type (MonoType *t);
3061 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3062 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3063 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3064 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3065 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3066 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3067 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3068 gpointer mini_method_get_rgctx (MonoMethod *m);
3069 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3071 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3072 gint32 vcall_offset, gboolean calli);
3073 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3074 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3075 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3076 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3081 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3084 SIMD_VERSION_SSE1 = 1 << 0,
3085 SIMD_VERSION_SSE2 = 1 << 1,
3086 SIMD_VERSION_SSE3 = 1 << 2,
3087 SIMD_VERSION_SSSE3 = 1 << 3,
3088 SIMD_VERSION_SSE41 = 1 << 4,
3089 SIMD_VERSION_SSE42 = 1 << 5,
3090 SIMD_VERSION_SSE4a = 1 << 6,
3091 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3092 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3093 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3096 /* this value marks the end of the bit indexes used in
3099 SIMD_VERSION_INDEX_END = 6
3114 SIMD_PREFETCH_MODE_NTA,
3115 SIMD_PREFETCH_MODE_0,
3116 SIMD_PREFETCH_MODE_1,
3117 SIMD_PREFETCH_MODE_2,
3120 const char *mono_arch_xregname (int reg);
3121 void mono_simd_simplify_indirection (MonoCompile *cfg);
3122 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3123 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3124 void mono_simd_intrinsics_init (void);
3126 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3127 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3130 #define XDEBUG_ENABLED 1
3134 /* maybe enable also for other systems? */
3135 #define ENABLE_JIT_MAP 1
3136 void mono_enable_jit_map (void);
3137 void mono_emit_jit_map (MonoJitInfo *jinfo);
3138 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3139 gboolean mono_jit_map_is_enabled (void);
3141 #define mono_enable_jit_map()
3142 #define mono_emit_jit_map(ji)
3143 #define mono_emit_jit_tramp(s,z,d)
3144 #define mono_jit_map_is_enabled() (0)
3148 * Per-OS implementation functions.
3150 void mono_runtime_install_handlers (void);
3151 void mono_runtime_cleanup_handlers (void);
3152 void mono_runtime_setup_stat_profiler (void);
3153 void mono_runtime_shutdown_stat_profiler (void);
3154 void mono_runtime_posix_install_handlers (void);
3155 pid_t mono_runtime_syscall_fork (void);
3156 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3158 void mono_cross_helpers_run (void);
3164 #ifdef DISABLE_HW_TRAPS
3165 // Signal handlers not available
3166 #define MONO_ARCH_NEED_DIV_CHECK 1
3169 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3170 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3171 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3172 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3173 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3175 #ifndef MONO_ARCH_HAVE_TLS_GET
3176 #define MONO_ARCH_HAVE_TLS_GET 0
3179 #ifdef MONO_ARCH_VARARG_ICALLS
3180 #define ARCH_VARARG_ICALLS 1
3182 #define ARCH_VARARG_ICALLS 0
3185 #endif /* __MONO_MINI_H__ */