1 (*===-- llvm/llvm.ml - LLVM Ocaml Interface --------------------------------===*
3 * The LLVM Compiler Infrastructure
5 * This file is distributed under the University of Illinois Open Source
6 * License. See LICENSE.TXT for details.
8 *===----------------------------------------------------------------------===*)
21 module TypeKind = struct
41 module Linkage = struct
44 | Available_externally
60 module Visibility = struct
67 module CallConv = struct
75 module Attribute = struct
134 exception IoError of string
136 external register_exns : exn -> unit = "llvm_register_core_exns"
137 let _ = register_exns (IoError "")
139 type ('a, 'b) llpos =
143 type ('a, 'b) llrev_pos =
147 (*===-- Contexts ----------------------------------------------------------===*)
148 external create_context : unit -> llcontext = "llvm_create_context"
149 external dispose_context : llcontext -> unit = "llvm_dispose_context"
150 external global_context : unit -> llcontext = "llvm_global_context"
151 external mdkind_id : llcontext -> string -> int = "llvm_mdkind_id"
153 (*===-- Modules -----------------------------------------------------------===*)
154 external create_module : llcontext -> string -> llmodule = "llvm_create_module"
155 external dispose_module : llmodule -> unit = "llvm_dispose_module"
156 external target_triple: llmodule -> string
157 = "llvm_target_triple"
158 external set_target_triple: string -> llmodule -> unit
159 = "llvm_set_target_triple"
160 external data_layout: llmodule -> string
162 external set_data_layout: string -> llmodule -> unit
163 = "llvm_set_data_layout"
164 external define_type_name : string -> lltype -> llmodule -> bool
165 = "llvm_add_type_name"
166 external delete_type_name : string -> llmodule -> unit
167 = "llvm_delete_type_name"
168 external dump_module : llmodule -> unit = "llvm_dump_module"
170 (*===-- Types -------------------------------------------------------------===*)
171 external classify_type : lltype -> TypeKind.t = "llvm_classify_type"
172 external type_context : lltype -> llcontext = "llvm_type_context"
174 (*--... Operations on integer types ........................................--*)
175 external i1_type : llcontext -> lltype = "llvm_i1_type"
176 external i8_type : llcontext -> lltype = "llvm_i8_type"
177 external i16_type : llcontext -> lltype = "llvm_i16_type"
178 external i32_type : llcontext -> lltype = "llvm_i32_type"
179 external i64_type : llcontext -> lltype = "llvm_i64_type"
181 external integer_type : llcontext -> int -> lltype = "llvm_integer_type"
182 external integer_bitwidth : lltype -> int = "llvm_integer_bitwidth"
184 (*--... Operations on real types ...........................................--*)
185 external float_type : llcontext -> lltype = "llvm_float_type"
186 external double_type : llcontext -> lltype = "llvm_double_type"
187 external x86fp80_type : llcontext -> lltype = "llvm_x86fp80_type"
188 external fp128_type : llcontext -> lltype = "llvm_fp128_type"
189 external ppc_fp128_type : llcontext -> lltype = "llvm_ppc_fp128_type"
191 (*--... Operations on function types .......................................--*)
192 external function_type : lltype -> lltype array -> lltype = "llvm_function_type"
193 external var_arg_function_type : lltype -> lltype array -> lltype
194 = "llvm_var_arg_function_type"
195 external is_var_arg : lltype -> bool = "llvm_is_var_arg"
196 external return_type : lltype -> lltype = "LLVMGetReturnType"
197 external param_types : lltype -> lltype array = "llvm_param_types"
199 (*--... Operations on struct types .........................................--*)
200 external struct_type : llcontext -> lltype array -> lltype = "llvm_struct_type"
201 external packed_struct_type : llcontext -> lltype array -> lltype
202 = "llvm_packed_struct_type"
203 external struct_element_types : lltype -> lltype array
204 = "llvm_struct_element_types"
205 external is_packed : lltype -> bool = "llvm_is_packed"
207 (*--... Operations on union types ..........................................--*)
208 external union_type : llcontext -> lltype array -> lltype = "llvm_union_type"
209 external union_element_types : lltype -> lltype array
210 = "llvm_union_element_types"
212 (*--... Operations on pointer, vector, and array types .....................--*)
213 external array_type : lltype -> int -> lltype = "llvm_array_type"
214 external pointer_type : lltype -> lltype = "llvm_pointer_type"
215 external qualified_pointer_type : lltype -> int -> lltype
216 = "llvm_qualified_pointer_type"
217 external vector_type : lltype -> int -> lltype = "llvm_vector_type"
219 external element_type : lltype -> lltype = "LLVMGetElementType"
220 external array_length : lltype -> int = "llvm_array_length"
221 external address_space : lltype -> int = "llvm_address_space"
222 external vector_size : lltype -> int = "llvm_vector_size"
224 (*--... Operations on other types ..........................................--*)
225 external opaque_type : llcontext -> lltype = "llvm_opaque_type"
226 external void_type : llcontext -> lltype = "llvm_void_type"
227 external label_type : llcontext -> lltype = "llvm_label_type"
229 (*--... Operations on type handles .........................................--*)
230 external handle_to_type : lltype -> lltypehandle = "llvm_handle_to_type"
231 external type_of_handle : lltypehandle -> lltype = "llvm_type_of_handle"
232 external refine_type : lltype -> lltype -> unit = "llvm_refine_type"
235 (*===-- Values ------------------------------------------------------------===*)
236 external type_of : llvalue -> lltype = "llvm_type_of"
237 external value_name : llvalue -> string = "llvm_value_name"
238 external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
239 external dump_value : llvalue -> unit = "llvm_dump_value"
241 (*--... Operations on constants of (mostly) any type .......................--*)
242 external is_constant : llvalue -> bool = "llvm_is_constant"
243 external const_null : lltype -> llvalue = "LLVMConstNull"
244 external const_all_ones : (*int|vec*)lltype -> llvalue = "LLVMConstAllOnes"
245 external undef : lltype -> llvalue = "LLVMGetUndef"
246 external is_null : llvalue -> bool = "llvm_is_null"
247 external is_undef : llvalue -> bool = "llvm_is_undef"
249 (*--... Operations on instructions .........................................--*)
250 external has_metadata : llvalue -> bool = "llvm_has_metadata"
251 external metadata : llvalue -> int -> llvalue option = "llvm_metadata"
252 external set_metadata : llvalue -> int -> llvalue -> unit = "llvm_set_metadata"
253 external clear_metadata : llvalue -> int -> unit = "llvm_clear_metadata"
255 (*--... Operations on metadata .......,.....................................--*)
256 external mdstring : llcontext -> string -> llvalue = "llvm_mdstring"
257 external mdnode : llcontext -> llvalue array -> llvalue = "llvm_mdnode"
259 (*--... Operations on scalar constants .....................................--*)
260 external const_int : lltype -> int -> llvalue = "llvm_const_int"
261 external const_of_int64 : lltype -> Int64.t -> bool -> llvalue
262 = "llvm_const_of_int64"
263 external const_int_of_string : lltype -> string -> int -> llvalue
264 = "llvm_const_int_of_string"
265 external const_float : lltype -> float -> llvalue = "llvm_const_float"
266 external const_float_of_string : lltype -> string -> llvalue
267 = "llvm_const_float_of_string"
269 (*--... Operations on composite constants ..................................--*)
270 external const_string : llcontext -> string -> llvalue = "llvm_const_string"
271 external const_stringz : llcontext -> string -> llvalue = "llvm_const_stringz"
272 external const_array : lltype -> llvalue array -> llvalue = "llvm_const_array"
273 external const_struct : llcontext -> llvalue array -> llvalue
274 = "llvm_const_struct"
275 external const_packed_struct : llcontext -> llvalue array -> llvalue
276 = "llvm_const_packed_struct"
277 external const_vector : llvalue array -> llvalue = "llvm_const_vector"
278 external const_union : lltype -> llvalue -> llvalue = "LLVMConstUnion"
280 (*--... Constant expressions ...............................................--*)
281 external align_of : lltype -> llvalue = "LLVMAlignOf"
282 external size_of : lltype -> llvalue = "LLVMSizeOf"
283 external const_neg : llvalue -> llvalue = "LLVMConstNeg"
284 external const_nsw_neg : llvalue -> llvalue = "LLVMConstNSWNeg"
285 external const_nuw_neg : llvalue -> llvalue = "LLVMConstNUWNeg"
286 external const_fneg : llvalue -> llvalue = "LLVMConstFNeg"
287 external const_not : llvalue -> llvalue = "LLVMConstNot"
288 external const_add : llvalue -> llvalue -> llvalue = "LLVMConstAdd"
289 external const_nsw_add : llvalue -> llvalue -> llvalue = "LLVMConstNSWAdd"
290 external const_nuw_add : llvalue -> llvalue -> llvalue = "LLVMConstNUWAdd"
291 external const_fadd : llvalue -> llvalue -> llvalue = "LLVMConstFAdd"
292 external const_sub : llvalue -> llvalue -> llvalue = "LLVMConstSub"
293 external const_nsw_sub : llvalue -> llvalue -> llvalue = "LLVMConstNSWSub"
294 external const_nuw_sub : llvalue -> llvalue -> llvalue = "LLVMConstNUWSub"
295 external const_fsub : llvalue -> llvalue -> llvalue = "LLVMConstFSub"
296 external const_mul : llvalue -> llvalue -> llvalue = "LLVMConstMul"
297 external const_nsw_mul : llvalue -> llvalue -> llvalue = "LLVMConstNSWMul"
298 external const_nuw_mul : llvalue -> llvalue -> llvalue = "LLVMConstNUWMul"
299 external const_fmul : llvalue -> llvalue -> llvalue = "LLVMConstFMul"
300 external const_udiv : llvalue -> llvalue -> llvalue = "LLVMConstUDiv"
301 external const_sdiv : llvalue -> llvalue -> llvalue = "LLVMConstSDiv"
302 external const_exact_sdiv : llvalue -> llvalue -> llvalue = "LLVMConstExactSDiv"
303 external const_fdiv : llvalue -> llvalue -> llvalue = "LLVMConstFDiv"
304 external const_urem : llvalue -> llvalue -> llvalue = "LLVMConstURem"
305 external const_srem : llvalue -> llvalue -> llvalue = "LLVMConstSRem"
306 external const_frem : llvalue -> llvalue -> llvalue = "LLVMConstFRem"
307 external const_and : llvalue -> llvalue -> llvalue = "LLVMConstAnd"
308 external const_or : llvalue -> llvalue -> llvalue = "LLVMConstOr"
309 external const_xor : llvalue -> llvalue -> llvalue = "LLVMConstXor"
310 external const_icmp : Icmp.t -> llvalue -> llvalue -> llvalue
312 external const_fcmp : Fcmp.t -> llvalue -> llvalue -> llvalue
314 external const_shl : llvalue -> llvalue -> llvalue = "LLVMConstShl"
315 external const_lshr : llvalue -> llvalue -> llvalue = "LLVMConstLShr"
316 external const_ashr : llvalue -> llvalue -> llvalue = "LLVMConstAShr"
317 external const_gep : llvalue -> llvalue array -> llvalue = "llvm_const_gep"
318 external const_in_bounds_gep : llvalue -> llvalue array -> llvalue
319 = "llvm_const_in_bounds_gep"
320 external const_trunc : llvalue -> lltype -> llvalue = "LLVMConstTrunc"
321 external const_sext : llvalue -> lltype -> llvalue = "LLVMConstSExt"
322 external const_zext : llvalue -> lltype -> llvalue = "LLVMConstZExt"
323 external const_fptrunc : llvalue -> lltype -> llvalue = "LLVMConstFPTrunc"
324 external const_fpext : llvalue -> lltype -> llvalue = "LLVMConstFPExt"
325 external const_uitofp : llvalue -> lltype -> llvalue = "LLVMConstUIToFP"
326 external const_sitofp : llvalue -> lltype -> llvalue = "LLVMConstSIToFP"
327 external const_fptoui : llvalue -> lltype -> llvalue = "LLVMConstFPToUI"
328 external const_fptosi : llvalue -> lltype -> llvalue = "LLVMConstFPToSI"
329 external const_ptrtoint : llvalue -> lltype -> llvalue = "LLVMConstPtrToInt"
330 external const_inttoptr : llvalue -> lltype -> llvalue = "LLVMConstIntToPtr"
331 external const_bitcast : llvalue -> lltype -> llvalue = "LLVMConstBitCast"
332 external const_zext_or_bitcast : llvalue -> lltype -> llvalue
333 = "LLVMConstZExtOrBitCast"
334 external const_sext_or_bitcast : llvalue -> lltype -> llvalue
335 = "LLVMConstSExtOrBitCast"
336 external const_trunc_or_bitcast : llvalue -> lltype -> llvalue
337 = "LLVMConstTruncOrBitCast"
338 external const_pointercast : llvalue -> lltype -> llvalue
339 = "LLVMConstPointerCast"
340 external const_intcast : llvalue -> lltype -> llvalue = "LLVMConstIntCast"
341 external const_fpcast : llvalue -> lltype -> llvalue = "LLVMConstFPCast"
342 external const_select : llvalue -> llvalue -> llvalue -> llvalue
344 external const_extractelement : llvalue -> llvalue -> llvalue
345 = "LLVMConstExtractElement"
346 external const_insertelement : llvalue -> llvalue -> llvalue -> llvalue
347 = "LLVMConstInsertElement"
348 external const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue
349 = "LLVMConstShuffleVector"
350 external const_extractvalue : llvalue -> int array -> llvalue
351 = "llvm_const_extractvalue"
352 external const_insertvalue : llvalue -> llvalue -> int array -> llvalue
353 = "llvm_const_insertvalue"
354 external block_address : llvalue -> llbasicblock -> llvalue = "LLVMBlockAddress"
356 (*--... Operations on global variables, functions, and aliases (globals) ...--*)
357 external global_parent : llvalue -> llmodule = "LLVMGetGlobalParent"
358 external is_declaration : llvalue -> bool = "llvm_is_declaration"
359 external linkage : llvalue -> Linkage.t = "llvm_linkage"
360 external set_linkage : Linkage.t -> llvalue -> unit = "llvm_set_linkage"
361 external section : llvalue -> string = "llvm_section"
362 external set_section : string -> llvalue -> unit = "llvm_set_section"
363 external visibility : llvalue -> Visibility.t = "llvm_visibility"
364 external set_visibility : Visibility.t -> llvalue -> unit = "llvm_set_visibility"
365 external alignment : llvalue -> int = "llvm_alignment"
366 external set_alignment : int -> llvalue -> unit = "llvm_set_alignment"
367 external is_global_constant : llvalue -> bool = "llvm_is_global_constant"
368 external set_global_constant : bool -> llvalue -> unit
369 = "llvm_set_global_constant"
371 (*--... Operations on global variables .....................................--*)
372 external declare_global : lltype -> string -> llmodule -> llvalue
373 = "llvm_declare_global"
374 external declare_qualified_global : lltype -> string -> int -> llmodule ->
376 = "llvm_declare_qualified_global"
377 external define_global : string -> llvalue -> llmodule -> llvalue
378 = "llvm_define_global"
379 external define_qualified_global : string -> llvalue -> int -> llmodule ->
381 = "llvm_define_qualified_global"
382 external lookup_global : string -> llmodule -> llvalue option
383 = "llvm_lookup_global"
384 external delete_global : llvalue -> unit = "llvm_delete_global"
385 external global_initializer : llvalue -> llvalue = "LLVMGetInitializer"
386 external set_initializer : llvalue -> llvalue -> unit = "llvm_set_initializer"
387 external remove_initializer : llvalue -> unit = "llvm_remove_initializer"
388 external is_thread_local : llvalue -> bool = "llvm_is_thread_local"
389 external set_thread_local : bool -> llvalue -> unit = "llvm_set_thread_local"
390 external global_begin : llmodule -> (llmodule, llvalue) llpos
391 = "llvm_global_begin"
392 external global_succ : llvalue -> (llmodule, llvalue) llpos
394 external global_end : llmodule -> (llmodule, llvalue) llrev_pos
396 external global_pred : llvalue -> (llmodule, llvalue) llrev_pos
399 let rec iter_global_range f i e =
400 if i = e then () else
402 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
405 iter_global_range f (global_succ bb) e
407 let iter_globals f m =
408 iter_global_range f (global_begin m) (At_end m)
410 let rec fold_left_global_range f init i e =
411 if i = e then init else
413 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
414 | Before bb -> fold_left_global_range f (f init bb) (global_succ bb) e
416 let fold_left_globals f init m =
417 fold_left_global_range f init (global_begin m) (At_end m)
419 let rec rev_iter_global_range f i e =
420 if i = e then () else
422 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
425 rev_iter_global_range f (global_pred bb) e
427 let rev_iter_globals f m =
428 rev_iter_global_range f (global_end m) (At_start m)
430 let rec fold_right_global_range f i e init =
431 if i = e then init else
433 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
434 | After bb -> fold_right_global_range f (global_pred bb) e (f bb init)
436 let fold_right_globals f m init =
437 fold_right_global_range f (global_end m) (At_start m) init
439 (*--... Operations on functions ............................................--*)
440 external declare_function : string -> lltype -> llmodule -> llvalue
441 = "llvm_declare_function"
442 external define_function : string -> lltype -> llmodule -> llvalue
443 = "llvm_define_function"
444 external lookup_function : string -> llmodule -> llvalue option
445 = "llvm_lookup_function"
446 external delete_function : llvalue -> unit = "llvm_delete_function"
447 external is_intrinsic : llvalue -> bool = "llvm_is_intrinsic"
448 external function_call_conv : llvalue -> int = "llvm_function_call_conv"
449 external set_function_call_conv : int -> llvalue -> unit
450 = "llvm_set_function_call_conv"
451 external gc : llvalue -> string option = "llvm_gc"
452 external set_gc : string option -> llvalue -> unit = "llvm_set_gc"
453 external function_begin : llmodule -> (llmodule, llvalue) llpos
454 = "llvm_function_begin"
455 external function_succ : llvalue -> (llmodule, llvalue) llpos
456 = "llvm_function_succ"
457 external function_end : llmodule -> (llmodule, llvalue) llrev_pos
458 = "llvm_function_end"
459 external function_pred : llvalue -> (llmodule, llvalue) llrev_pos
460 = "llvm_function_pred"
462 let rec iter_function_range f i e =
463 if i = e then () else
465 | At_end _ -> raise (Invalid_argument "Invalid function range.")
468 iter_function_range f (function_succ fn) e
470 let iter_functions f m =
471 iter_function_range f (function_begin m) (At_end m)
473 let rec fold_left_function_range f init i e =
474 if i = e then init else
476 | At_end _ -> raise (Invalid_argument "Invalid function range.")
477 | Before fn -> fold_left_function_range f (f init fn) (function_succ fn) e
479 let fold_left_functions f init m =
480 fold_left_function_range f init (function_begin m) (At_end m)
482 let rec rev_iter_function_range f i e =
483 if i = e then () else
485 | At_start _ -> raise (Invalid_argument "Invalid function range.")
488 rev_iter_function_range f (function_pred fn) e
490 let rev_iter_functions f m =
491 rev_iter_function_range f (function_end m) (At_start m)
493 let rec fold_right_function_range f i e init =
494 if i = e then init else
496 | At_start _ -> raise (Invalid_argument "Invalid function range.")
497 | After fn -> fold_right_function_range f (function_pred fn) e (f fn init)
499 let fold_right_functions f m init =
500 fold_right_function_range f (function_end m) (At_start m) init
502 external add_function_attr : llvalue -> Attribute.t -> unit
503 = "llvm_add_function_attr"
504 external remove_function_attr : llvalue -> Attribute.t -> unit
505 = "llvm_remove_function_attr"
507 (*--... Operations on params ...............................................--*)
508 external params : llvalue -> llvalue array = "llvm_params"
509 external param : llvalue -> int -> llvalue = "llvm_param"
510 external param_parent : llvalue -> llvalue = "LLVMGetParamParent"
511 external param_begin : llvalue -> (llvalue, llvalue) llpos = "llvm_param_begin"
512 external param_succ : llvalue -> (llvalue, llvalue) llpos = "llvm_param_succ"
513 external param_end : llvalue -> (llvalue, llvalue) llrev_pos = "llvm_param_end"
514 external param_pred : llvalue -> (llvalue, llvalue) llrev_pos ="llvm_param_pred"
516 let rec iter_param_range f i e =
517 if i = e then () else
519 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
522 iter_param_range f (param_succ p) e
524 let iter_params f fn =
525 iter_param_range f (param_begin fn) (At_end fn)
527 let rec fold_left_param_range f init i e =
528 if i = e then init else
530 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
531 | Before p -> fold_left_param_range f (f init p) (param_succ p) e
533 let fold_left_params f init fn =
534 fold_left_param_range f init (param_begin fn) (At_end fn)
536 let rec rev_iter_param_range f i e =
537 if i = e then () else
539 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
542 rev_iter_param_range f (param_pred p) e
544 let rev_iter_params f fn =
545 rev_iter_param_range f (param_end fn) (At_start fn)
547 let rec fold_right_param_range f init i e =
548 if i = e then init else
550 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
551 | After p -> fold_right_param_range f (f p init) (param_pred p) e
553 let fold_right_params f fn init =
554 fold_right_param_range f init (param_end fn) (At_start fn)
556 external add_param_attr : llvalue -> Attribute.t -> unit
557 = "llvm_add_param_attr"
558 external remove_param_attr : llvalue -> Attribute.t -> unit
559 = "llvm_remove_param_attr"
560 external set_param_alignment : llvalue -> int -> unit
561 = "llvm_set_param_alignment"
563 (*--... Operations on basic blocks .........................................--*)
564 external value_of_block : llbasicblock -> llvalue = "LLVMBasicBlockAsValue"
565 external value_is_block : llvalue -> bool = "llvm_value_is_block"
566 external block_of_value : llvalue -> llbasicblock = "LLVMValueAsBasicBlock"
567 external block_parent : llbasicblock -> llvalue = "LLVMGetBasicBlockParent"
568 external basic_blocks : llvalue -> llbasicblock array = "llvm_basic_blocks"
569 external entry_block : llvalue -> llbasicblock = "LLVMGetEntryBasicBlock"
570 external delete_block : llbasicblock -> unit = "llvm_delete_block"
571 external append_block : llcontext -> string -> llvalue -> llbasicblock
572 = "llvm_append_block"
573 external insert_block : llcontext -> string -> llbasicblock -> llbasicblock
574 = "llvm_insert_block"
575 external block_begin : llvalue -> (llvalue, llbasicblock) llpos
577 external block_succ : llbasicblock -> (llvalue, llbasicblock) llpos
579 external block_end : llvalue -> (llvalue, llbasicblock) llrev_pos
581 external block_pred : llbasicblock -> (llvalue, llbasicblock) llrev_pos
584 let rec iter_block_range f i e =
585 if i = e then () else
587 | At_end _ -> raise (Invalid_argument "Invalid block range.")
590 iter_block_range f (block_succ bb) e
592 let iter_blocks f fn =
593 iter_block_range f (block_begin fn) (At_end fn)
595 let rec fold_left_block_range f init i e =
596 if i = e then init else
598 | At_end _ -> raise (Invalid_argument "Invalid block range.")
599 | Before bb -> fold_left_block_range f (f init bb) (block_succ bb) e
601 let fold_left_blocks f init fn =
602 fold_left_block_range f init (block_begin fn) (At_end fn)
604 let rec rev_iter_block_range f i e =
605 if i = e then () else
607 | At_start _ -> raise (Invalid_argument "Invalid block range.")
610 rev_iter_block_range f (block_pred bb) e
612 let rev_iter_blocks f fn =
613 rev_iter_block_range f (block_end fn) (At_start fn)
615 let rec fold_right_block_range f init i e =
616 if i = e then init else
618 | At_start _ -> raise (Invalid_argument "Invalid block range.")
619 | After bb -> fold_right_block_range f (f bb init) (block_pred bb) e
621 let fold_right_blocks f fn init =
622 fold_right_block_range f init (block_end fn) (At_start fn)
624 (*--... Operations on instructions .........................................--*)
625 external instr_parent : llvalue -> llbasicblock = "LLVMGetInstructionParent"
626 external instr_begin : llbasicblock -> (llbasicblock, llvalue) llpos
628 external instr_succ : llvalue -> (llbasicblock, llvalue) llpos
630 external instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos
632 external instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
635 let rec iter_instrs_range f i e =
636 if i = e then () else
638 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
641 iter_instrs_range f (instr_succ i) e
643 let iter_instrs f bb =
644 iter_instrs_range f (instr_begin bb) (At_end bb)
646 let rec fold_left_instrs_range f init i e =
647 if i = e then init else
649 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
650 | Before i -> fold_left_instrs_range f (f init i) (instr_succ i) e
652 let fold_left_instrs f init bb =
653 fold_left_instrs_range f init (instr_begin bb) (At_end bb)
655 let rec rev_iter_instrs_range f i e =
656 if i = e then () else
658 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
661 rev_iter_instrs_range f (instr_pred i) e
663 let rev_iter_instrs f bb =
664 rev_iter_instrs_range f (instr_end bb) (At_start bb)
666 let rec fold_right_instr_range f i e init =
667 if i = e then init else
669 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
670 | After i -> fold_right_instr_range f (instr_pred i) e (f i init)
672 let fold_right_instrs f bb init =
673 fold_right_instr_range f (instr_end bb) (At_start bb) init
676 (*--... Operations on call sites ...........................................--*)
677 external instruction_call_conv: llvalue -> int
678 = "llvm_instruction_call_conv"
679 external set_instruction_call_conv: int -> llvalue -> unit
680 = "llvm_set_instruction_call_conv"
681 external add_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
682 = "llvm_add_instruction_param_attr"
683 external remove_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
684 = "llvm_remove_instruction_param_attr"
686 (*--... Operations on call instructions (only) .............................--*)
687 external is_tail_call : llvalue -> bool = "llvm_is_tail_call"
688 external set_tail_call : bool -> llvalue -> unit = "llvm_set_tail_call"
690 (*--... Operations on phi nodes ............................................--*)
691 external add_incoming : (llvalue * llbasicblock) -> llvalue -> unit
692 = "llvm_add_incoming"
693 external incoming : llvalue -> (llvalue * llbasicblock) list = "llvm_incoming"
696 (*===-- Instruction builders ----------------------------------------------===*)
697 external builder : llcontext -> llbuilder = "llvm_builder"
698 external position_builder : (llbasicblock, llvalue) llpos -> llbuilder -> unit
699 = "llvm_position_builder"
700 external insertion_block : llbuilder -> llbasicblock = "llvm_insertion_block"
701 external insert_into_builder : llvalue -> string -> llbuilder -> unit
702 = "llvm_insert_into_builder"
704 let builder_at context ip =
705 let b = builder context in
706 position_builder ip b;
709 let builder_before context i = builder_at context (Before i)
710 let builder_at_end context bb = builder_at context (At_end bb)
712 let position_before i = position_builder (Before i)
713 let position_at_end bb = position_builder (At_end bb)
716 (*--... Metadata ...........................................................--*)
717 external set_current_debug_location : llbuilder -> llvalue -> unit
718 = "llvm_set_current_debug_location"
719 external clear_current_debug_location : llbuilder -> unit
720 = "llvm_clear_current_debug_location"
721 external current_debug_location : llbuilder -> llvalue option
722 = "llvm_current_debug_location"
723 external set_inst_debug_location : llbuilder -> llvalue -> unit
724 = "llvm_set_inst_debug_location"
727 (*--... Terminators ........................................................--*)
728 external build_ret_void : llbuilder -> llvalue = "llvm_build_ret_void"
729 external build_ret : llvalue -> llbuilder -> llvalue = "llvm_build_ret"
730 external build_aggregate_ret : llvalue array -> llbuilder -> llvalue
731 = "llvm_build_aggregate_ret"
732 external build_br : llbasicblock -> llbuilder -> llvalue = "llvm_build_br"
733 external build_cond_br : llvalue -> llbasicblock -> llbasicblock -> llbuilder ->
734 llvalue = "llvm_build_cond_br"
735 external build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue
736 = "llvm_build_switch"
737 external add_case : llvalue -> llvalue -> llbasicblock -> unit
739 external build_indirect_br : llvalue -> int -> llbuilder -> llvalue
740 = "llvm_build_indirect_br"
741 external add_destination : llvalue -> llbasicblock -> unit
742 = "llvm_add_destination"
743 external build_invoke : llvalue -> llvalue array -> llbasicblock ->
744 llbasicblock -> string -> llbuilder -> llvalue
745 = "llvm_build_invoke_bc" "llvm_build_invoke_nat"
746 external build_unwind : llbuilder -> llvalue = "llvm_build_unwind"
747 external build_unreachable : llbuilder -> llvalue = "llvm_build_unreachable"
749 (*--... Arithmetic .........................................................--*)
750 external build_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
752 external build_nsw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
753 = "llvm_build_nsw_add"
754 external build_nuw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
755 = "llvm_build_nuw_add"
756 external build_fadd : llvalue -> llvalue -> string -> llbuilder -> llvalue
758 external build_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
760 external build_nsw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
761 = "llvm_build_nsw_sub"
762 external build_nuw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
763 = "llvm_build_nuw_sub"
764 external build_fsub : llvalue -> llvalue -> string -> llbuilder -> llvalue
766 external build_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
768 external build_nsw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
769 = "llvm_build_nsw_mul"
770 external build_nuw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
771 = "llvm_build_nuw_mul"
772 external build_fmul : llvalue -> llvalue -> string -> llbuilder -> llvalue
774 external build_udiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
776 external build_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
778 external build_exact_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
779 = "llvm_build_exact_sdiv"
780 external build_fdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
782 external build_urem : llvalue -> llvalue -> string -> llbuilder -> llvalue
784 external build_srem : llvalue -> llvalue -> string -> llbuilder -> llvalue
786 external build_frem : llvalue -> llvalue -> string -> llbuilder -> llvalue
788 external build_shl : llvalue -> llvalue -> string -> llbuilder -> llvalue
790 external build_lshr : llvalue -> llvalue -> string -> llbuilder -> llvalue
792 external build_ashr : llvalue -> llvalue -> string -> llbuilder -> llvalue
794 external build_and : llvalue -> llvalue -> string -> llbuilder -> llvalue
796 external build_or : llvalue -> llvalue -> string -> llbuilder -> llvalue
798 external build_xor : llvalue -> llvalue -> string -> llbuilder -> llvalue
800 external build_neg : llvalue -> string -> llbuilder -> llvalue
802 external build_nsw_neg : llvalue -> string -> llbuilder -> llvalue
803 = "llvm_build_nsw_neg"
804 external build_nuw_neg : llvalue -> string -> llbuilder -> llvalue
805 = "llvm_build_nuw_neg"
806 external build_fneg : llvalue -> string -> llbuilder -> llvalue
808 external build_not : llvalue -> string -> llbuilder -> llvalue
811 (*--... Memory .............................................................--*)
812 external build_alloca : lltype -> string -> llbuilder -> llvalue
813 = "llvm_build_alloca"
814 external build_array_alloca : lltype -> llvalue -> string -> llbuilder ->
815 llvalue = "llvm_build_array_alloca"
816 external build_load : llvalue -> string -> llbuilder -> llvalue
818 external build_store : llvalue -> llvalue -> llbuilder -> llvalue
820 external build_gep : llvalue -> llvalue array -> string -> llbuilder -> llvalue
822 external build_in_bounds_gep : llvalue -> llvalue array -> string ->
823 llbuilder -> llvalue = "llvm_build_in_bounds_gep"
824 external build_struct_gep : llvalue -> int -> string -> llbuilder -> llvalue
825 = "llvm_build_struct_gep"
827 external build_global_string : string -> string -> llbuilder -> llvalue
828 = "llvm_build_global_string"
829 external build_global_stringptr : string -> string -> llbuilder -> llvalue
830 = "llvm_build_global_stringptr"
832 (*--... Casts ..............................................................--*)
833 external build_trunc : llvalue -> lltype -> string -> llbuilder -> llvalue
835 external build_zext : llvalue -> lltype -> string -> llbuilder -> llvalue
837 external build_sext : llvalue -> lltype -> string -> llbuilder -> llvalue
839 external build_fptoui : llvalue -> lltype -> string -> llbuilder -> llvalue
840 = "llvm_build_fptoui"
841 external build_fptosi : llvalue -> lltype -> string -> llbuilder -> llvalue
842 = "llvm_build_fptosi"
843 external build_uitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
844 = "llvm_build_uitofp"
845 external build_sitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
846 = "llvm_build_sitofp"
847 external build_fptrunc : llvalue -> lltype -> string -> llbuilder -> llvalue
848 = "llvm_build_fptrunc"
849 external build_fpext : llvalue -> lltype -> string -> llbuilder -> llvalue
851 external build_ptrtoint : llvalue -> lltype -> string -> llbuilder -> llvalue
852 = "llvm_build_prttoint"
853 external build_inttoptr : llvalue -> lltype -> string -> llbuilder -> llvalue
854 = "llvm_build_inttoptr"
855 external build_bitcast : llvalue -> lltype -> string -> llbuilder -> llvalue
856 = "llvm_build_bitcast"
857 external build_zext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
858 llvalue = "llvm_build_zext_or_bitcast"
859 external build_sext_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
860 llvalue = "llvm_build_sext_or_bitcast"
861 external build_trunc_or_bitcast : llvalue -> lltype -> string -> llbuilder ->
862 llvalue = "llvm_build_trunc_or_bitcast"
863 external build_pointercast : llvalue -> lltype -> string -> llbuilder -> llvalue
864 = "llvm_build_pointercast"
865 external build_intcast : llvalue -> lltype -> string -> llbuilder -> llvalue
866 = "llvm_build_intcast"
867 external build_fpcast : llvalue -> lltype -> string -> llbuilder -> llvalue
868 = "llvm_build_fpcast"
870 (*--... Comparisons ........................................................--*)
871 external build_icmp : Icmp.t -> llvalue -> llvalue -> string ->
872 llbuilder -> llvalue = "llvm_build_icmp"
873 external build_fcmp : Fcmp.t -> llvalue -> llvalue -> string ->
874 llbuilder -> llvalue = "llvm_build_fcmp"
876 (*--... Miscellaneous instructions .........................................--*)
877 external build_phi : (llvalue * llbasicblock) list -> string -> llbuilder ->
878 llvalue = "llvm_build_phi"
879 external build_call : llvalue -> llvalue array -> string -> llbuilder -> llvalue
881 external build_select : llvalue -> llvalue -> llvalue -> string -> llbuilder ->
882 llvalue = "llvm_build_select"
883 external build_va_arg : llvalue -> lltype -> string -> llbuilder -> llvalue
884 = "llvm_build_va_arg"
885 external build_extractelement : llvalue -> llvalue -> string -> llbuilder ->
886 llvalue = "llvm_build_extractelement"
887 external build_insertelement : llvalue -> llvalue -> llvalue -> string ->
888 llbuilder -> llvalue = "llvm_build_insertelement"
889 external build_shufflevector : llvalue -> llvalue -> llvalue -> string ->
890 llbuilder -> llvalue = "llvm_build_shufflevector"
891 external build_extractvalue : llvalue -> int -> string -> llbuilder -> llvalue
892 = "llvm_build_extractvalue"
893 external build_insertvalue : llvalue -> llvalue -> int -> string -> llbuilder ->
894 llvalue = "llvm_build_insertvalue"
896 external build_is_null : llvalue -> string -> llbuilder -> llvalue
897 = "llvm_build_is_null"
898 external build_is_not_null : llvalue -> string -> llbuilder -> llvalue
899 = "llvm_build_is_not_null"
900 external build_ptrdiff : llvalue -> llvalue -> string -> llbuilder -> llvalue
901 = "llvm_build_ptrdiff"
903 (*===-- Module providers --------------------------------------------------===*)
905 module ModuleProvider = struct
906 external create : llmodule -> llmoduleprovider
907 = "LLVMCreateModuleProviderForExistingModule"
908 external dispose : llmoduleprovider -> unit = "llvm_dispose_module_provider"
912 (*===-- Memory buffers ----------------------------------------------------===*)
914 module MemoryBuffer = struct
915 external of_file : string -> llmemorybuffer = "llvm_memorybuffer_of_file"
916 external of_stdin : unit -> llmemorybuffer = "llvm_memorybuffer_of_stdin"
917 external dispose : llmemorybuffer -> unit = "llvm_memorybuffer_dispose"
921 (*===-- Pass Manager ------------------------------------------------------===*)
923 module PassManager = struct
925 type any = [ `Module | `Function ]
926 external create : unit -> [ `Module ] t = "llvm_passmanager_create"
927 external create_function : llmoduleprovider -> [ `Function ] t
928 = "LLVMCreateFunctionPassManager"
929 external run_module : llmodule -> [ `Module ] t -> bool
930 = "llvm_passmanager_run_module"
931 external initialize : [ `Function ] t -> bool = "llvm_passmanager_initialize"
932 external run_function : llvalue -> [ `Function ] t -> bool
933 = "llvm_passmanager_run_function"
934 external finalize : [ `Function ] t -> bool = "llvm_passmanager_finalize"
935 external dispose : [< any ] t -> unit = "llvm_passmanager_dispose"
939 (*===-- Non-Externs -------------------------------------------------------===*)
940 (* These functions are built using the externals, so must be declared late. *)
942 let concat2 sep arr =
944 if 0 < Array.length arr then begin
946 for i = 1 to (Array.length arr) - 1 do
947 s := !s ^ sep ^ arr.(i)
952 let rec string_of_lltype ty =
953 (* FIXME: stop infinite recursion! :) *)
954 match classify_type ty with
955 TypeKind.Integer -> "i" ^ string_of_int (integer_bitwidth ty)
956 | TypeKind.Pointer -> (string_of_lltype (element_type ty)) ^ "*"
958 let s = "{ " ^ (concat2 ", " (
959 Array.map string_of_lltype (struct_element_types ty)
964 | TypeKind.Union -> "union { " ^ (concat2 ", " (
965 Array.map string_of_lltype (union_element_types ty)
967 | TypeKind.Array -> "[" ^ (string_of_int (array_length ty)) ^
968 " x " ^ (string_of_lltype (element_type ty)) ^ "]"
969 | TypeKind.Vector -> "<" ^ (string_of_int (vector_size ty)) ^
970 " x " ^ (string_of_lltype (element_type ty)) ^ ">"
971 | TypeKind.Opaque -> "opaque"
972 | TypeKind.Function -> string_of_lltype (return_type ty) ^
973 " (" ^ (concat2 ", " (
974 Array.map string_of_lltype (param_types ty)
976 | TypeKind.Label -> "label"
977 | TypeKind.Ppc_fp128 -> "ppc_fp128"
978 | TypeKind.Fp128 -> "fp128"
979 | TypeKind.X86fp80 -> "x86_fp80"
980 | TypeKind.Double -> "double"
981 | TypeKind.Float -> "float"
982 | TypeKind.Void -> "void"
983 | TypeKind.Metadata -> "metadata"