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 *===----------------------------------------------------------------------===*)
20 module TypeKind = struct
39 module Linkage = struct
42 | Available_externally
53 module Visibility = struct
60 module CallConv = struct
68 module Attribute = struct
117 exception IoError of string
119 external register_exns : exn -> unit = "llvm_register_core_exns"
120 let _ = register_exns (IoError "")
122 type ('a, 'b) llpos =
126 type ('a, 'b) llrev_pos =
131 (*===-- Modules -----------------------------------------------------------===*)
133 external create_module : string -> llmodule = "llvm_create_module"
134 external dispose_module : llmodule -> unit = "llvm_dispose_module"
135 external target_triple: llmodule -> string
136 = "llvm_target_triple"
137 external set_target_triple: string -> llmodule -> unit
138 = "llvm_set_target_triple"
139 external data_layout: llmodule -> string
141 external set_data_layout: string -> llmodule -> unit
142 = "llvm_set_data_layout"
143 external define_type_name : string -> lltype -> llmodule -> bool
144 = "llvm_add_type_name"
145 external delete_type_name : string -> llmodule -> unit
146 = "llvm_delete_type_name"
147 external dump_module : llmodule -> unit = "llvm_dump_module"
149 (*===-- Types -------------------------------------------------------------===*)
151 external classify_type : lltype -> TypeKind.t = "llvm_classify_type"
153 (*--... Operations on integer types ........................................--*)
154 external _i1_type : unit -> lltype = "llvm_i1_type"
155 external _i8_type : unit -> lltype = "llvm_i8_type"
156 external _i16_type : unit -> lltype = "llvm_i16_type"
157 external _i32_type : unit -> lltype = "llvm_i32_type"
158 external _i64_type : unit -> lltype = "llvm_i64_type"
160 let i1_type = _i1_type ()
161 let i8_type = _i8_type ()
162 let i16_type = _i16_type ()
163 let i32_type = _i32_type ()
164 let i64_type = _i64_type ()
166 external integer_type : int -> lltype = "llvm_integer_type"
167 external integer_bitwidth : lltype -> int = "llvm_integer_bitwidth"
169 (*--... Operations on real types ...........................................--*)
170 external _float_type : unit -> lltype = "llvm_float_type"
171 external _double_type : unit -> lltype = "llvm_double_type"
172 external _x86fp80_type : unit -> lltype = "llvm_x86fp80_type"
173 external _fp128_type : unit -> lltype = "llvm_fp128_type"
174 external _ppc_fp128_type : unit -> lltype = "llvm_ppc_fp128_type"
176 let float_type = _float_type ()
177 let double_type = _double_type ()
178 let x86fp80_type = _x86fp80_type ()
179 let fp128_type = _fp128_type ()
180 let ppc_fp128_type = _ppc_fp128_type ()
182 (*--... Operations on function types .......................................--*)
183 external function_type : lltype -> lltype array -> lltype = "llvm_function_type"
184 external var_arg_function_type : lltype -> lltype array -> lltype
185 = "llvm_var_arg_function_type"
186 external is_var_arg : lltype -> bool = "llvm_is_var_arg"
187 external return_type : lltype -> lltype = "LLVMGetReturnType"
188 external param_types : lltype -> lltype array = "llvm_param_types"
190 (*--... Operations on struct types .........................................--*)
191 external struct_type : lltype array -> lltype = "llvm_struct_type"
192 external packed_struct_type : lltype array -> lltype = "llvm_packed_struct_type"
193 external element_types : lltype -> lltype array = "llvm_element_types"
194 external is_packed : lltype -> bool = "llvm_is_packed"
196 (*--... Operations on pointer, vector, and array types .....................--*)
197 external array_type : lltype -> int -> lltype = "llvm_array_type"
198 external pointer_type : lltype -> lltype = "llvm_pointer_type"
199 external qualified_pointer_type : lltype -> int -> lltype
200 = "llvm_qualified_pointer_type"
201 external vector_type : lltype -> int -> lltype = "llvm_vector_type"
203 external element_type : lltype -> lltype = "LLVMGetElementType"
204 external array_length : lltype -> int = "llvm_array_length"
205 external address_space : lltype -> int = "llvm_address_space"
206 external vector_size : lltype -> int = "llvm_vector_size"
208 (*--... Operations on other types ..........................................--*)
209 external opaque_type : unit -> lltype = "llvm_opaque_type"
210 external _void_type : unit -> lltype = "llvm_void_type"
211 external _label_type : unit -> lltype = "llvm_label_type"
213 let void_type = _void_type ()
214 let label_type = _label_type ()
216 (*--... Operations on type handles .........................................--*)
217 external handle_to_type : lltype -> lltypehandle = "llvm_handle_to_type"
218 external type_of_handle : lltypehandle -> lltype = "llvm_type_of_handle"
219 external refine_type : lltype -> lltype -> unit = "llvm_refine_type"
222 (*===-- Values ------------------------------------------------------------===*)
224 external type_of : llvalue -> lltype = "llvm_type_of"
225 external value_name : llvalue -> string = "llvm_value_name"
226 external set_value_name : string -> llvalue -> unit = "llvm_set_value_name"
227 external dump_value : llvalue -> unit = "llvm_dump_value"
229 (*--... Operations on constants of (mostly) any type .......................--*)
230 external is_constant : llvalue -> bool = "llvm_is_constant"
231 external const_null : lltype -> llvalue = "LLVMConstNull"
232 external const_all_ones : (*int|vec*)lltype -> llvalue = "LLVMConstAllOnes"
233 external undef : lltype -> llvalue = "LLVMGetUndef"
234 external is_null : llvalue -> bool = "llvm_is_null"
235 external is_undef : llvalue -> bool = "llvm_is_undef"
237 (*--... Operations on scalar constants .....................................--*)
238 external const_int : lltype -> int -> llvalue = "llvm_const_int"
239 external const_of_int64 : lltype -> Int64.t -> bool -> llvalue
240 = "llvm_const_of_int64"
241 external const_float : lltype -> float -> llvalue = "llvm_const_float"
243 (*--... Operations on composite constants ..................................--*)
244 external const_string : string -> llvalue = "llvm_const_string"
245 external const_stringz : string -> llvalue = "llvm_const_stringz"
246 external const_array : lltype -> llvalue array -> llvalue = "llvm_const_array"
247 external const_struct : llvalue array -> llvalue = "llvm_const_struct"
248 external const_packed_struct : llvalue array -> llvalue
249 = "llvm_const_packed_struct"
250 external const_vector : llvalue array -> llvalue = "llvm_const_vector"
252 (*--... Constant expressions ...............................................--*)
253 external align_of : lltype -> llvalue = "LLVMAlignOf"
254 external size_of : lltype -> llvalue = "LLVMSizeOf"
255 external const_neg : llvalue -> llvalue = "LLVMConstNeg"
256 external const_not : llvalue -> llvalue = "LLVMConstNot"
257 external const_add : llvalue -> llvalue -> llvalue = "LLVMConstAdd"
258 external const_sub : llvalue -> llvalue -> llvalue = "LLVMConstSub"
259 external const_mul : llvalue -> llvalue -> llvalue = "LLVMConstMul"
260 external const_udiv : llvalue -> llvalue -> llvalue = "LLVMConstUDiv"
261 external const_sdiv : llvalue -> llvalue -> llvalue = "LLVMConstSDiv"
262 external const_fdiv : llvalue -> llvalue -> llvalue = "LLVMConstFDiv"
263 external const_urem : llvalue -> llvalue -> llvalue = "LLVMConstURem"
264 external const_srem : llvalue -> llvalue -> llvalue = "LLVMConstSRem"
265 external const_frem : llvalue -> llvalue -> llvalue = "LLVMConstFRem"
266 external const_and : llvalue -> llvalue -> llvalue = "LLVMConstAnd"
267 external const_or : llvalue -> llvalue -> llvalue = "LLVMConstOr"
268 external const_xor : llvalue -> llvalue -> llvalue = "LLVMConstXor"
269 external const_icmp : Icmp.t -> llvalue -> llvalue -> llvalue
271 external const_fcmp : Fcmp.t -> llvalue -> llvalue -> llvalue
273 external const_shl : llvalue -> llvalue -> llvalue = "LLVMConstShl"
274 external const_lshr : llvalue -> llvalue -> llvalue = "LLVMConstLShr"
275 external const_ashr : llvalue -> llvalue -> llvalue = "LLVMConstAShr"
276 external const_gep : llvalue -> llvalue array -> llvalue = "llvm_const_gep"
277 external const_trunc : llvalue -> lltype -> llvalue = "LLVMConstTrunc"
278 external const_sext : llvalue -> lltype -> llvalue = "LLVMConstSExt"
279 external const_zext : llvalue -> lltype -> llvalue = "LLVMConstZExt"
280 external const_fptrunc : llvalue -> lltype -> llvalue = "LLVMConstFPTrunc"
281 external const_fpext : llvalue -> lltype -> llvalue = "LLVMConstFPExt"
282 external const_uitofp : llvalue -> lltype -> llvalue = "LLVMConstUIToFP"
283 external const_sitofp : llvalue -> lltype -> llvalue = "LLVMConstSIToFP"
284 external const_fptoui : llvalue -> lltype -> llvalue = "LLVMConstFPToUI"
285 external const_fptosi : llvalue -> lltype -> llvalue = "LLVMConstFPToSI"
286 external const_ptrtoint : llvalue -> lltype -> llvalue = "LLVMConstPtrToInt"
287 external const_inttoptr : llvalue -> lltype -> llvalue = "LLVMConstIntToPtr"
288 external const_bitcast : llvalue -> lltype -> llvalue = "LLVMConstBitCast"
289 external const_select : llvalue -> llvalue -> llvalue -> llvalue
291 external const_extractelement : llvalue -> llvalue -> llvalue
292 = "LLVMConstExtractElement"
293 external const_insertelement : llvalue -> llvalue -> llvalue -> llvalue
294 = "LLVMConstInsertElement"
295 external const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue
296 = "LLVMConstShuffleVector"
298 (*--... Operations on global variables, functions, and aliases (globals) ...--*)
299 external global_parent : llvalue -> llmodule = "LLVMGetGlobalParent"
300 external is_declaration : llvalue -> bool = "llvm_is_declaration"
301 external linkage : llvalue -> Linkage.t = "llvm_linkage"
302 external set_linkage : Linkage.t -> llvalue -> unit = "llvm_set_linkage"
303 external section : llvalue -> string = "llvm_section"
304 external set_section : string -> llvalue -> unit = "llvm_set_section"
305 external visibility : llvalue -> Visibility.t = "llvm_visibility"
306 external set_visibility : Visibility.t -> llvalue -> unit = "llvm_set_visibility"
307 external alignment : llvalue -> int = "llvm_alignment"
308 external set_alignment : int -> llvalue -> unit = "llvm_set_alignment"
309 external is_global_constant : llvalue -> bool = "llvm_is_global_constant"
310 external set_global_constant : bool -> llvalue -> unit
311 = "llvm_set_global_constant"
313 (*--... Operations on global variables .....................................--*)
314 external declare_global : lltype -> string -> llmodule -> llvalue
315 = "llvm_declare_global"
316 external define_global : string -> llvalue -> llmodule -> llvalue
317 = "llvm_define_global"
318 external lookup_global : string -> llmodule -> llvalue option
319 = "llvm_lookup_global"
320 external delete_global : llvalue -> unit = "llvm_delete_global"
321 external global_initializer : llvalue -> llvalue = "LLVMGetInitializer"
322 external set_initializer : llvalue -> llvalue -> unit = "llvm_set_initializer"
323 external remove_initializer : llvalue -> unit = "llvm_remove_initializer"
324 external is_thread_local : llvalue -> bool = "llvm_is_thread_local"
325 external set_thread_local : bool -> llvalue -> unit = "llvm_set_thread_local"
326 external global_begin : llmodule -> (llmodule, llvalue) llpos
327 = "llvm_global_begin"
328 external global_succ : llvalue -> (llmodule, llvalue) llpos
330 external global_end : llmodule -> (llmodule, llvalue) llrev_pos
332 external global_pred : llvalue -> (llmodule, llvalue) llrev_pos
335 let rec iter_global_range f i e =
336 if i = e then () else
338 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
341 iter_global_range f (global_succ bb) e
343 let iter_globals f m =
344 iter_global_range f (global_begin m) (At_end m)
346 let rec fold_left_global_range f init i e =
347 if i = e then init else
349 | At_end _ -> raise (Invalid_argument "Invalid global variable range.")
350 | Before bb -> fold_left_global_range f (f init bb) (global_succ bb) e
352 let fold_left_globals f init m =
353 fold_left_global_range f init (global_begin m) (At_end m)
355 let rec rev_iter_global_range f i e =
356 if i = e then () else
358 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
361 rev_iter_global_range f (global_pred bb) e
363 let rev_iter_globals f m =
364 rev_iter_global_range f (global_end m) (At_start m)
366 let rec fold_right_global_range f i e init =
367 if i = e then init else
369 | At_start _ -> raise (Invalid_argument "Invalid global variable range.")
370 | After bb -> fold_right_global_range f (global_pred bb) e (f bb init)
372 let fold_right_globals f m init =
373 fold_right_global_range f (global_end m) (At_start m) init
375 (*--... Operations on functions ............................................--*)
376 external declare_function : string -> lltype -> llmodule -> llvalue
377 = "llvm_declare_function"
378 external define_function : string -> lltype -> llmodule -> llvalue
379 = "llvm_define_function"
380 external lookup_function : string -> llmodule -> llvalue option
381 = "llvm_lookup_function"
382 external delete_function : llvalue -> unit = "llvm_delete_function"
383 external is_intrinsic : llvalue -> bool = "llvm_is_intrinsic"
384 external function_call_conv : llvalue -> int = "llvm_function_call_conv"
385 external set_function_call_conv : int -> llvalue -> unit
386 = "llvm_set_function_call_conv"
387 external gc : llvalue -> string option = "llvm_gc"
388 external set_gc : string option -> llvalue -> unit = "llvm_set_gc"
389 external function_begin : llmodule -> (llmodule, llvalue) llpos
390 = "llvm_function_begin"
391 external function_succ : llvalue -> (llmodule, llvalue) llpos
392 = "llvm_function_succ"
393 external function_end : llmodule -> (llmodule, llvalue) llrev_pos
394 = "llvm_function_end"
395 external function_pred : llvalue -> (llmodule, llvalue) llrev_pos
396 = "llvm_function_pred"
398 let rec iter_function_range f i e =
399 if i = e then () else
401 | At_end _ -> raise (Invalid_argument "Invalid function range.")
404 iter_function_range f (function_succ fn) e
406 let iter_functions f m =
407 iter_function_range f (function_begin m) (At_end m)
409 let rec fold_left_function_range f init i e =
410 if i = e then init else
412 | At_end _ -> raise (Invalid_argument "Invalid function range.")
413 | Before fn -> fold_left_function_range f (f init fn) (function_succ fn) e
415 let fold_left_functions f init m =
416 fold_left_function_range f init (function_begin m) (At_end m)
418 let rec rev_iter_function_range f i e =
419 if i = e then () else
421 | At_start _ -> raise (Invalid_argument "Invalid function range.")
424 rev_iter_function_range f (function_pred fn) e
426 let rev_iter_functions f m =
427 rev_iter_function_range f (function_end m) (At_start m)
429 let rec fold_right_function_range f i e init =
430 if i = e then init else
432 | At_start _ -> raise (Invalid_argument "Invalid function range.")
433 | After fn -> fold_right_function_range f (function_pred fn) e (f fn init)
435 let fold_right_functions f m init =
436 fold_right_function_range f (function_end m) (At_start m) init
438 external add_function_attr : llvalue -> Attribute.t -> unit
439 = "llvm_add_function_attr"
440 external remove_function_attr : llvalue -> Attribute.t -> unit
441 = "llvm_remove_function_attr"
443 (*--... Operations on params ...............................................--*)
444 external params : llvalue -> llvalue array = "llvm_params"
445 external param : llvalue -> int -> llvalue = "llvm_param"
446 external param_parent : llvalue -> llvalue = "LLVMGetParamParent"
447 external param_begin : llvalue -> (llvalue, llvalue) llpos = "llvm_param_begin"
448 external param_succ : llvalue -> (llvalue, llvalue) llpos = "llvm_param_succ"
449 external param_end : llvalue -> (llvalue, llvalue) llrev_pos = "llvm_param_end"
450 external param_pred : llvalue -> (llvalue, llvalue) llrev_pos ="llvm_param_pred"
452 let rec iter_param_range f i e =
453 if i = e then () else
455 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
458 iter_param_range f (param_succ p) e
460 let iter_params f fn =
461 iter_param_range f (param_begin fn) (At_end fn)
463 let rec fold_left_param_range f init i e =
464 if i = e then init else
466 | At_end _ -> raise (Invalid_argument "Invalid parameter range.")
467 | Before p -> fold_left_param_range f (f init p) (param_succ p) e
469 let fold_left_params f init fn =
470 fold_left_param_range f init (param_begin fn) (At_end fn)
472 let rec rev_iter_param_range f i e =
473 if i = e then () else
475 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
478 rev_iter_param_range f (param_pred p) e
480 let rev_iter_params f fn =
481 rev_iter_param_range f (param_end fn) (At_start fn)
483 let rec fold_right_param_range f init i e =
484 if i = e then init else
486 | At_start _ -> raise (Invalid_argument "Invalid parameter range.")
487 | After p -> fold_right_param_range f (f p init) (param_pred p) e
489 let fold_right_params f fn init =
490 fold_right_param_range f init (param_end fn) (At_start fn)
492 external add_param_attr : llvalue -> Attribute.t -> unit
493 = "llvm_add_param_attr"
494 external remove_param_attr : llvalue -> Attribute.t -> unit
495 = "llvm_remove_param_attr"
496 external set_param_alignment : llvalue -> int -> unit
497 = "llvm_set_param_alignment"
499 (*--... Operations on basic blocks .........................................--*)
500 external value_of_block : llbasicblock -> llvalue = "LLVMBasicBlockAsValue"
501 external value_is_block : llvalue -> bool = "llvm_value_is_block"
502 external block_of_value : llvalue -> llbasicblock = "LLVMValueAsBasicBlock"
503 external block_parent : llbasicblock -> llvalue = "LLVMGetBasicBlockParent"
504 external basic_blocks : llvalue -> llbasicblock array = "llvm_basic_blocks"
505 external entry_block : llvalue -> llbasicblock = "LLVMGetEntryBasicBlock"
506 external delete_block : llbasicblock -> unit = "llvm_delete_block"
507 external append_block : string -> llvalue -> llbasicblock = "llvm_append_block"
508 external insert_block : string -> llbasicblock -> llbasicblock
509 = "llvm_insert_block"
510 external block_begin : llvalue -> (llvalue, llbasicblock) llpos
512 external block_succ : llbasicblock -> (llvalue, llbasicblock) llpos
514 external block_end : llvalue -> (llvalue, llbasicblock) llrev_pos
516 external block_pred : llbasicblock -> (llvalue, llbasicblock) llrev_pos
519 let rec iter_block_range f i e =
520 if i = e then () else
522 | At_end _ -> raise (Invalid_argument "Invalid block range.")
525 iter_block_range f (block_succ bb) e
527 let iter_blocks f fn =
528 iter_block_range f (block_begin fn) (At_end fn)
530 let rec fold_left_block_range f init i e =
531 if i = e then init else
533 | At_end _ -> raise (Invalid_argument "Invalid block range.")
534 | Before bb -> fold_left_block_range f (f init bb) (block_succ bb) e
536 let fold_left_blocks f init fn =
537 fold_left_block_range f init (block_begin fn) (At_end fn)
539 let rec rev_iter_block_range f i e =
540 if i = e then () else
542 | At_start _ -> raise (Invalid_argument "Invalid block range.")
545 rev_iter_block_range f (block_pred bb) e
547 let rev_iter_blocks f fn =
548 rev_iter_block_range f (block_end fn) (At_start fn)
550 let rec fold_right_block_range f init i e =
551 if i = e then init else
553 | At_start _ -> raise (Invalid_argument "Invalid block range.")
554 | After bb -> fold_right_block_range f (f bb init) (block_pred bb) e
556 let fold_right_blocks f fn init =
557 fold_right_block_range f init (block_end fn) (At_start fn)
559 (*--... Operations on instructions .........................................--*)
560 external instr_parent : llvalue -> llbasicblock = "LLVMGetInstructionParent"
561 external instr_begin : llbasicblock -> (llbasicblock, llvalue) llpos
563 external instr_succ : llvalue -> (llbasicblock, llvalue) llpos
565 external instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos
567 external instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos
570 let rec iter_instrs_range f i e =
571 if i = e then () else
573 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
576 iter_instrs_range f (instr_succ i) e
578 let iter_instrs f bb =
579 iter_instrs_range f (instr_begin bb) (At_end bb)
581 let rec fold_left_instrs_range f init i e =
582 if i = e then init else
584 | At_end _ -> raise (Invalid_argument "Invalid instruction range.")
585 | Before i -> fold_left_instrs_range f (f init i) (instr_succ i) e
587 let fold_left_instrs f init bb =
588 fold_left_instrs_range f init (instr_begin bb) (At_end bb)
590 let rec rev_iter_instrs_range f i e =
591 if i = e then () else
593 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
596 rev_iter_instrs_range f (instr_pred i) e
598 let rev_iter_instrs f bb =
599 rev_iter_instrs_range f (instr_end bb) (At_start bb)
601 let rec fold_right_instr_range f i e init =
602 if i = e then init else
604 | At_start _ -> raise (Invalid_argument "Invalid instruction range.")
605 | After i -> fold_right_instr_range f (instr_pred i) e (f i init)
607 let fold_right_instrs f bb init =
608 fold_right_instr_range f (instr_end bb) (At_start bb) init
611 (*--... Operations on call sites ...........................................--*)
612 external instruction_call_conv: llvalue -> int
613 = "llvm_instruction_call_conv"
614 external set_instruction_call_conv: int -> llvalue -> unit
615 = "llvm_set_instruction_call_conv"
616 external add_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
617 = "llvm_add_instruction_param_attr"
618 external remove_instruction_param_attr : llvalue -> int -> Attribute.t -> unit
619 = "llvm_remove_instruction_param_attr"
621 (*--... Operations on call instructions (only) .............................--*)
622 external is_tail_call : llvalue -> bool = "llvm_is_tail_call"
623 external set_tail_call : bool -> llvalue -> unit = "llvm_set_tail_call"
625 (*--... Operations on phi nodes ............................................--*)
626 external add_incoming : (llvalue * llbasicblock) -> llvalue -> unit
627 = "llvm_add_incoming"
628 external incoming : llvalue -> (llvalue * llbasicblock) list = "llvm_incoming"
631 (*===-- Instruction builders ----------------------------------------------===*)
632 external builder : unit -> llbuilder = "llvm_builder"
633 external position_builder : (llbasicblock, llvalue) llpos -> llbuilder -> unit
634 = "llvm_position_builder"
635 external insertion_block : llbuilder -> llbasicblock = "llvm_insertion_block"
638 let b = builder () in
639 position_builder ip b;
642 let builder_before i = builder_at (Before i)
643 let builder_at_end bb = builder_at (At_end bb)
645 let position_before i = position_builder (Before i)
646 let position_at_end bb = position_builder (At_end bb)
649 (*--... Terminators ........................................................--*)
650 external build_ret_void : llbuilder -> llvalue = "llvm_build_ret_void"
651 external build_ret : llvalue -> llbuilder -> llvalue = "llvm_build_ret"
652 external build_br : llbasicblock -> llbuilder -> llvalue = "llvm_build_br"
653 external build_cond_br : llvalue -> llbasicblock -> llbasicblock -> llbuilder ->
654 llvalue = "llvm_build_cond_br"
655 external build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue
656 = "llvm_build_switch"
657 external add_case : llvalue -> llvalue -> llbasicblock -> unit
659 external build_invoke : llvalue -> llvalue array -> llbasicblock ->
660 llbasicblock -> string -> llbuilder -> llvalue
661 = "llvm_build_invoke_bc" "llvm_build_invoke_nat"
662 external build_unwind : llbuilder -> llvalue = "llvm_build_unwind"
663 external build_unreachable : llbuilder -> llvalue = "llvm_build_unreachable"
665 (*--... Arithmetic .........................................................--*)
666 external build_add : llvalue -> llvalue -> string -> llbuilder -> llvalue
668 external build_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue
670 external build_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue
672 external build_udiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
674 external build_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
676 external build_fdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue
678 external build_urem : llvalue -> llvalue -> string -> llbuilder -> llvalue
680 external build_srem : llvalue -> llvalue -> string -> llbuilder -> llvalue
682 external build_frem : llvalue -> llvalue -> string -> llbuilder -> llvalue
684 external build_shl : llvalue -> llvalue -> string -> llbuilder -> llvalue
686 external build_lshr : llvalue -> llvalue -> string -> llbuilder -> llvalue
688 external build_ashr : llvalue -> llvalue -> string -> llbuilder -> llvalue
690 external build_and : llvalue -> llvalue -> string -> llbuilder -> llvalue
692 external build_or : llvalue -> llvalue -> string -> llbuilder -> llvalue
694 external build_xor : llvalue -> llvalue -> string -> llbuilder -> llvalue
696 external build_neg : llvalue -> string -> llbuilder -> llvalue
698 external build_not : llvalue -> string -> llbuilder -> llvalue
701 (*--... Memory .............................................................--*)
702 external build_malloc : lltype -> string -> llbuilder -> llvalue
703 = "llvm_build_malloc"
704 external build_array_malloc : lltype -> llvalue -> string -> llbuilder ->
705 llvalue = "llvm_build_array_malloc"
706 external build_alloca : lltype -> string -> llbuilder -> llvalue
707 = "llvm_build_alloca"
708 external build_array_alloca : lltype -> llvalue -> string -> llbuilder ->
709 llvalue = "llvm_build_array_alloca"
710 external build_free : llvalue -> llbuilder -> llvalue = "llvm_build_free"
711 external build_load : llvalue -> string -> llbuilder -> llvalue
713 external build_store : llvalue -> llvalue -> llbuilder -> llvalue
715 external build_gep : llvalue -> llvalue array -> string -> llbuilder -> llvalue
718 (*--... Casts ..............................................................--*)
719 external build_trunc : llvalue -> lltype -> string -> llbuilder -> llvalue
721 external build_zext : llvalue -> lltype -> string -> llbuilder -> llvalue
723 external build_sext : llvalue -> lltype -> string -> llbuilder -> llvalue
725 external build_fptoui : llvalue -> lltype -> string -> llbuilder -> llvalue
726 = "llvm_build_fptoui"
727 external build_fptosi : llvalue -> lltype -> string -> llbuilder -> llvalue
728 = "llvm_build_fptosi"
729 external build_uitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
730 = "llvm_build_uitofp"
731 external build_sitofp : llvalue -> lltype -> string -> llbuilder -> llvalue
732 = "llvm_build_sitofp"
733 external build_fptrunc : llvalue -> lltype -> string -> llbuilder -> llvalue
734 = "llvm_build_fptrunc"
735 external build_fpext : llvalue -> lltype -> string -> llbuilder -> llvalue
737 external build_ptrtoint : llvalue -> lltype -> string -> llbuilder -> llvalue
738 = "llvm_build_prttoint"
739 external build_inttoptr : llvalue -> lltype -> string -> llbuilder -> llvalue
740 = "llvm_build_inttoptr"
741 external build_bitcast : llvalue -> lltype -> string -> llbuilder -> llvalue
742 = "llvm_build_bitcast"
744 (*--... Comparisons ........................................................--*)
745 external build_icmp : Icmp.t -> llvalue -> llvalue -> string ->
746 llbuilder -> llvalue = "llvm_build_icmp"
747 external build_fcmp : Fcmp.t -> llvalue -> llvalue -> string ->
748 llbuilder -> llvalue = "llvm_build_fcmp"
750 (*--... Miscellaneous instructions .........................................--*)
751 external build_phi : (llvalue * llbasicblock) list -> string -> llbuilder ->
752 llvalue = "llvm_build_phi"
753 external build_call : llvalue -> llvalue array -> string -> llbuilder -> llvalue
755 external build_select : llvalue -> llvalue -> llvalue -> string -> llbuilder ->
756 llvalue = "llvm_build_select"
757 external build_va_arg : llvalue -> lltype -> string -> llbuilder -> llvalue
758 = "llvm_build_va_arg"
759 external build_extractelement : llvalue -> llvalue -> string -> llbuilder ->
760 llvalue = "llvm_build_extractelement"
761 external build_insertelement : llvalue -> llvalue -> llvalue -> string ->
762 llbuilder -> llvalue = "llvm_build_insertelement"
763 external build_shufflevector : llvalue -> llvalue -> llvalue -> string ->
764 llbuilder -> llvalue = "llvm_build_shufflevector"
767 (*===-- Module providers --------------------------------------------------===*)
769 module ModuleProvider = struct
770 external create : llmodule -> llmoduleprovider
771 = "LLVMCreateModuleProviderForExistingModule"
772 external dispose : llmoduleprovider -> unit = "llvm_dispose_module_provider"
776 (*===-- Memory buffers ----------------------------------------------------===*)
778 module MemoryBuffer = struct
779 external of_file : string -> llmemorybuffer = "llvm_memorybuffer_of_file"
780 external of_stdin : unit -> llmemorybuffer = "llvm_memorybuffer_of_stdin"
781 external dispose : llmemorybuffer -> unit = "llvm_memorybuffer_dispose"
785 (*===-- Pass Manager ------------------------------------------------------===*)
787 module PassManager = struct
789 type any = [ `Module | `Function ]
790 external create : unit -> [ `Module ] t = "llvm_passmanager_create"
791 external create_function : llmoduleprovider -> [ `Function ] t
792 = "LLVMCreateFunctionPassManager"
793 external run_module : llmodule -> [ `Module ] t -> bool
794 = "llvm_passmanager_run_module"
795 external initialize : [ `Function ] t -> bool = "llvm_passmanager_initialize"
796 external run_function : llvalue -> [ `Function ] t -> bool
797 = "llvm_passmanager_run_function"
798 external finalize : [ `Function ] t -> bool = "llvm_passmanager_finalize"
799 external dispose : [< any ] t -> unit = "llvm_passmanager_dispose"
803 (*===-- Non-Externs -------------------------------------------------------===*)
804 (* These functions are built using the externals, so must be declared late. *)
806 let concat2 sep arr =
808 if 0 < Array.length arr then begin
810 for i = 1 to (Array.length arr) - 1 do
811 s := !s ^ sep ^ arr.(i)
816 let rec string_of_lltype ty =
817 (* FIXME: stop infinite recursion! :) *)
818 match classify_type ty with
819 TypeKind.Integer -> "i" ^ string_of_int (integer_bitwidth ty)
820 | TypeKind.Pointer -> (string_of_lltype (element_type ty)) ^ "*"
822 let s = "{ " ^ (concat2 ", " (
823 Array.map string_of_lltype (element_types ty)
828 | TypeKind.Array -> "[" ^ (string_of_int (array_length ty)) ^
829 " x " ^ (string_of_lltype (element_type ty)) ^ "]"
830 | TypeKind.Vector -> "<" ^ (string_of_int (vector_size ty)) ^
831 " x " ^ (string_of_lltype (element_type ty)) ^ ">"
832 | TypeKind.Opaque -> "opaque"
833 | TypeKind.Function -> string_of_lltype (return_type ty) ^
834 " (" ^ (concat2 ", " (
835 Array.map string_of_lltype (param_types ty)
837 | TypeKind.Label -> "label"
838 | TypeKind.Ppc_fp128 -> "ppc_fp128"
839 | TypeKind.Fp128 -> "fp128"
840 | TypeKind.X86fp80 -> "x86_fp80"
841 | TypeKind.Double -> "double"
842 | TypeKind.Float -> "float"
843 | TypeKind.Void -> "void"
844 | TypeKind.Metadata -> "metadata"