1(*===-- llvm/llvm.mli - LLVM OCaml Interface ------------------------------===* 2 * 3 * The LLVM Compiler Infrastructure 4 * 5 * This file is distributed under the University of Illinois Open Source 6 * License. See LICENSE.TXT for details. 7 * 8 *===----------------------------------------------------------------------===*) 9 10(** Core API. 11 12 This interface provides an OCaml API for the LLVM intermediate 13 representation, the classes in the VMCore library. *) 14 15 16(** {6 Abstract types} 17 18 These abstract types correlate directly to the LLVMCore classes. *) 19 20(** The top-level container for all LLVM global data. See the 21 [llvm::LLVMContext] class. *) 22type llcontext 23 24(** The top-level container for all other LLVM Intermediate Representation (IR) 25 objects. See the [llvm::Module] class. *) 26type llmodule 27 28(** Each value in the LLVM IR has a type, an instance of [lltype]. See the 29 [llvm::Type] class. *) 30type lltype 31 32(** Any value in the LLVM IR. Functions, instructions, global variables, 33 constants, and much more are all [llvalues]. See the [llvm::Value] class. 34 This type covers a wide range of subclasses. *) 35type llvalue 36 37(** Used to store users and usees of values. See the [llvm::Use] class. *) 38type lluse 39 40(** A basic block in LLVM IR. See the [llvm::BasicBlock] class. *) 41type llbasicblock 42 43(** Used to generate instructions in the LLVM IR. See the [llvm::LLVMBuilder] 44 class. *) 45type llbuilder 46 47(** Used to efficiently handle large buffers of read-only binary data. 48 See the [llvm::MemoryBuffer] class. *) 49type llmemorybuffer 50 51(** The kind id of metadata attached to an instruction. *) 52type llmdkind 53 54(** The kind of an [lltype], the result of [classify_type ty]. See the 55 [llvm::Type::TypeID] enumeration. *) 56module TypeKind : sig 57 type t = 58 Void 59 | Half 60 | Float 61 | Double 62 | X86fp80 63 | Fp128 64 | Ppc_fp128 65 | Label 66 | Integer 67 | Function 68 | Struct 69 | Array 70 | Pointer 71 | Vector 72 | Metadata 73 | X86_mmx 74end 75 76(** The linkage of a global value, accessed with {!linkage} and 77 {!set_linkage}. See [llvm::GlobalValue::LinkageTypes]. *) 78module Linkage : sig 79 type t = 80 External 81 | Available_externally 82 | Link_once 83 | Link_once_odr 84 | Link_once_odr_auto_hide 85 | Weak 86 | Weak_odr 87 | Appending 88 | Internal 89 | Private 90 | Dllimport 91 | Dllexport 92 | External_weak 93 | Ghost 94 | Common 95 | Linker_private 96 | Linker_private_weak 97end 98 99(** The linker visibility of a global value, accessed with {!visibility} and 100 {!set_visibility}. See [llvm::GlobalValue::VisibilityTypes]. *) 101module Visibility : sig 102 type t = 103 Default 104 | Hidden 105 | Protected 106end 107 108(** The DLL storage class of a global value, accessed with {!dll_storage_class} and 109 {!set_dll_storage_class}. See [llvm::GlobalValue::DLLStorageClassTypes]. *) 110module DLLStorageClass : sig 111 type t = 112 | Default 113 | DLLImport 114 | DLLExport 115end 116 117(** The following calling convention values may be accessed with 118 {!function_call_conv} and {!set_function_call_conv}. Calling 119 conventions are open-ended. *) 120module CallConv : sig 121 val c : int (** [c] is the C calling convention. *) 122 val fast : int (** [fast] is the calling convention to allow LLVM 123 maximum optimization opportunities. Use only with 124 internal linkage. *) 125 val cold : int (** [cold] is the calling convention for 126 callee-save. *) 127 val x86_stdcall : int (** [x86_stdcall] is the familiar stdcall calling 128 convention from C. *) 129 val x86_fastcall : int (** [x86_fastcall] is the familiar fastcall calling 130 convention from C. *) 131end 132 133(** The attribute kind of a function parameter, result or the function itself. 134 See [llvm::Attribute::AttrKind]. *) 135module Attribute : sig 136 type t = 137 | Zext 138 | Sext 139 | Noreturn 140 | Inreg 141 | Structret 142 | Nounwind 143 | Noalias 144 | Byval 145 | Nest 146 | Readnone 147 | Readonly 148 | Noinline 149 | Alwaysinline 150 | Optsize 151 | Ssp 152 | Sspreq 153 | Alignment of int 154 | Nocapture 155 | Noredzone 156 | Noimplicitfloat 157 | Naked 158 | Inlinehint 159 | Stackalignment of int 160 | ReturnsTwice 161 | UWTable 162 | NonLazyBind 163end 164 165(** The predicate for an integer comparison ([icmp]) instruction. 166 See the [llvm::ICmpInst::Predicate] enumeration. *) 167module Icmp : sig 168 type t = 169 | Eq (** Equal *) 170 | Ne (** Not equal *) 171 | Ugt (** Unsigned greater than *) 172 | Uge (** Unsigned greater or equal *) 173 | Ult (** Unsigned less than *) 174 | Ule (** Unsigned less or equal *) 175 | Sgt (** Signed greater than *) 176 | Sge (** Signed greater or equal *) 177 | Slt (** Signed less than *) 178 | Sle (** Signed less or equal *) 179end 180 181(** The predicate for a floating-point comparison ([fcmp]) instruction. 182 Ordered means that neither operand is a QNAN while unordered means 183 that either operand may be a QNAN. 184 See the [llvm::FCmpInst::Predicate] enumeration. *) 185module Fcmp : sig 186 type t = 187 | False (** Always false *) 188 | Oeq (** Ordered and equal *) 189 | Ogt (** Ordered and greater than *) 190 | Oge (** Ordered and greater or equal *) 191 | Olt (** Ordered and less than *) 192 | Ole (** Ordered and less or equal *) 193 | One (** Ordered and not equal *) 194 | Ord (** Ordered (no operand is NaN) *) 195 | Uno (** Unordered (one operand at least is NaN) *) 196 | Ueq (** Unordered and equal *) 197 | Ugt (** Unordered and greater than *) 198 | Uge (** Unordered and greater or equal *) 199 | Ult (** Unordered and less than *) 200 | Ule (** Unordered and less or equal *) 201 | Une (** Unordered and not equal *) 202 | True (** Always true *) 203end 204 205(** The opcodes for LLVM instructions and constant expressions. *) 206module Opcode : sig 207 type t = 208 | Invalid (** Not an instruction *) 209 210 | Ret (** Terminator Instructions *) 211 | Br 212 | Switch 213 | IndirectBr 214 | Invoke 215 | Invalid2 216 | Unreachable 217 218 | Add (** Standard Binary Operators *) 219 | FAdd 220 | Sub 221 | FSub 222 | Mul 223 | FMul 224 | UDiv 225 | SDiv 226 | FDiv 227 | URem 228 | SRem 229 | FRem 230 231 | Shl (** Logical Operators *) 232 | LShr 233 | AShr 234 | And 235 | Or 236 | Xor 237 238 | Alloca (** Memory Operators *) 239 | Load 240 | Store 241 | GetElementPtr 242 243 | Trunc (** Cast Operators *) 244 | ZExt 245 | SExt 246 | FPToUI 247 | FPToSI 248 | UIToFP 249 | SIToFP 250 | FPTrunc 251 | FPExt 252 | PtrToInt 253 | IntToPtr 254 | BitCast 255 256 | ICmp (** Other Operators *) 257 | FCmp 258 | PHI 259 | Call 260 | Select 261 | UserOp1 262 | UserOp2 263 | VAArg 264 | ExtractElement 265 | InsertElement 266 | ShuffleVector 267 | ExtractValue 268 | InsertValue 269 | Fence 270 | AtomicCmpXchg 271 | AtomicRMW 272 | Resume 273 | LandingPad 274end 275 276(** The type of a clause of a [landingpad] instruction. 277 See [llvm::LandingPadInst::ClauseType]. *) 278module LandingPadClauseTy : sig 279 type t = 280 | Catch 281 | Filter 282end 283 284(** The thread local mode of a global value, accessed with {!thread_local_mode} 285 and {!set_thread_local_mode}. 286 See [llvm::GlobalVariable::ThreadLocalMode]. *) 287module ThreadLocalMode : sig 288 type t = 289 | None 290 | GeneralDynamic 291 | LocalDynamic 292 | InitialExec 293 | LocalExec 294end 295 296(** The ordering of an atomic [load], [store], [cmpxchg], [atomicrmw] or 297 [fence] instruction. See [llvm::AtomicOrdering]. *) 298module AtomicOrdering : sig 299 type t = 300 | NotAtomic 301 | Unordered 302 | Monotonic 303 | Invalid (** removed due to API changes *) 304 | Acquire 305 | Release 306 | AcqiureRelease 307 | SequentiallyConsistent 308end 309 310(** The opcode of an [atomicrmw] instruction. 311 See [llvm::AtomicRMWInst::BinOp]. *) 312module AtomicRMWBinOp : sig 313 type t = 314 | Xchg 315 | Add 316 | Sub 317 | And 318 | Nand 319 | Or 320 | Xor 321 | Max 322 | Min 323 | UMax 324 | UMin 325end 326 327(** The kind of an [llvalue], the result of [classify_value v]. 328 See the various [LLVMIsA*] functions. *) 329module ValueKind : sig 330 type t = 331 | NullValue 332 | Argument 333 | BasicBlock 334 | InlineAsm 335 | MDNode 336 | MDString 337 | BlockAddress 338 | ConstantAggregateZero 339 | ConstantArray 340 | ConstantDataArray 341 | ConstantDataVector 342 | ConstantExpr 343 | ConstantFP 344 | ConstantInt 345 | ConstantPointerNull 346 | ConstantStruct 347 | ConstantVector 348 | Function 349 | GlobalAlias 350 | GlobalVariable 351 | UndefValue 352 | Instruction of Opcode.t 353end 354 355(** The kind of [Diagnostic], the result of [Diagnostic.severity d]. 356 See [llvm::DiagnosticSeverity]. *) 357module DiagnosticSeverity : sig 358 type t = 359 | Error 360 | Warning 361 | Remark 362 | Note 363end 364 365 366(** {6 Iteration} *) 367 368(** [Before b] and [At_end a] specify positions from the start of the ['b] list 369 of [a]. [llpos] is used to specify positions in and for forward iteration 370 through the various value lists maintained by the LLVM IR. *) 371type ('a, 'b) llpos = 372| At_end of 'a 373| Before of 'b 374 375(** [After b] and [At_start a] specify positions from the end of the ['b] list 376 of [a]. [llrev_pos] is used for reverse iteration through the various value 377 lists maintained by the LLVM IR. *) 378type ('a, 'b) llrev_pos = 379| At_start of 'a 380| After of 'b 381 382 383(** {6 Exceptions} *) 384 385exception IoError of string 386 387 388(** {6 Global configuration} *) 389 390(** [enable_pretty_stacktraces ()] enables LLVM's built-in stack trace code. 391 This intercepts the OS's crash signals and prints which component of LLVM 392 you were in at the time of the crash. *) 393val enable_pretty_stacktrace : unit -> unit 394 395(** [install_fatal_error_handler f] installs [f] as LLVM's fatal error handler. 396 The handler will receive the reason for termination as a string. After 397 the handler has been executed, LLVM calls [exit(1)]. *) 398val install_fatal_error_handler : (string -> unit) -> unit 399 400(** [reset_fatal_error_handler ()] resets LLVM's fatal error handler. *) 401val reset_fatal_error_handler : unit -> unit 402 403(** [parse_command_line_options ?overview args] parses [args] using 404 the LLVM command line parser. Note that the only stable thing about this 405 function is its signature; you cannot rely on any particular set of command 406 line arguments being interpreted the same way across LLVM versions. 407 408 See the function [llvm::cl::ParseCommandLineOptions()]. *) 409val parse_command_line_options : ?overview:string -> string array -> unit 410 411(** {6 Context error handling} *) 412 413module Diagnostic : sig 414 type t 415 416 (** [description d] returns a textual description of [d]. *) 417 val description : t -> string 418 419 (** [severity d] returns the severity of [d]. *) 420 val severity : t -> DiagnosticSeverity.t 421end 422 423(** [set_diagnostic_handler c h] set the diagnostic handler of [c] to [h]. 424 See the method [llvm::LLVMContext::setDiagnosticHandler]. *) 425val set_diagnostic_handler : llcontext -> (Diagnostic.t -> unit) option -> unit 426 427(** {6 Contexts} *) 428 429(** [create_context ()] creates a context for storing the "global" state in 430 LLVM. See the constructor [llvm::LLVMContext]. *) 431val create_context : unit -> llcontext 432 433(** [destroy_context ()] destroys a context. See the destructor 434 [llvm::LLVMContext::~LLVMContext]. *) 435val dispose_context : llcontext -> unit 436 437(** See the function [LLVMGetGlobalContext]. *) 438val global_context : unit -> llcontext 439 440(** [mdkind_id context name] returns the MDKind ID that corresponds to the 441 name [name] in the context [context]. See the function 442 [llvm::LLVMContext::getMDKindID]. *) 443val mdkind_id : llcontext -> string -> llmdkind 444 445 446(** {6 Modules} *) 447 448(** [create_module context id] creates a module with the supplied module ID in 449 the context [context]. Modules are not garbage collected; it is mandatory 450 to call {!dispose_module} to free memory. See the constructor 451 [llvm::Module::Module]. *) 452val create_module : llcontext -> string -> llmodule 453 454(** [dispose_module m] destroys a module [m] and all of the IR objects it 455 contained. All references to subordinate objects are invalidated; 456 referencing them will invoke undefined behavior. See the destructor 457 [llvm::Module::~Module]. *) 458val dispose_module : llmodule -> unit 459 460(** [target_triple m] is the target specifier for the module [m], something like 461 [i686-apple-darwin8]. See the method [llvm::Module::getTargetTriple]. *) 462val target_triple: llmodule -> string 463 464(** [target_triple triple m] changes the target specifier for the module [m] to 465 the string [triple]. See the method [llvm::Module::setTargetTriple]. *) 466val set_target_triple: string -> llmodule -> unit 467 468(** [data_layout m] is the data layout specifier for the module [m], something 469 like [e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-...-a0:0:64-f80:128:128]. See the 470 method [llvm::Module::getDataLayout]. *) 471val data_layout: llmodule -> string 472 473(** [set_data_layout s m] changes the data layout specifier for the module [m] 474 to the string [s]. See the method [llvm::Module::setDataLayout]. *) 475val set_data_layout: string -> llmodule -> unit 476 477(** [dump_module m] prints the .ll representation of the module [m] to standard 478 error. See the method [llvm::Module::dump]. *) 479val dump_module : llmodule -> unit 480 481(** [print_module f m] prints the .ll representation of the module [m] 482 to file [f]. See the method [llvm::Module::print]. *) 483val print_module : string -> llmodule -> unit 484 485(** [string_of_llmodule m] returns the .ll representation of the module [m] 486 as a string. See the method [llvm::Module::print]. *) 487val string_of_llmodule : llmodule -> string 488 489(** [set_module_inline_asm m asm] sets the inline assembler for the module. See 490 the method [llvm::Module::setModuleInlineAsm]. *) 491val set_module_inline_asm : llmodule -> string -> unit 492 493(** [module_context m] returns the context of the specified module. 494 See the method [llvm::Module::getContext] *) 495val module_context : llmodule -> llcontext 496 497 498(** {6 Types} *) 499 500(** [classify_type ty] returns the {!TypeKind.t} corresponding to the type [ty]. 501 See the method [llvm::Type::getTypeID]. *) 502val classify_type : lltype -> TypeKind.t 503 504(** [type_is_sized ty] returns whether the type has a size or not. 505 If it doesn't then it is not safe to call the [DataLayout::] methods on it. 506 *) 507val type_is_sized : lltype -> bool 508 509(** [type_context ty] returns the {!llcontext} corresponding to the type [ty]. 510 See the method [llvm::Type::getContext]. *) 511val type_context : lltype -> llcontext 512 513(** [dump_type ty] prints the .ll representation of the type [ty] to standard 514 error. See the method [llvm::Type::dump]. *) 515val dump_type : lltype -> unit 516 517(** [string_of_lltype ty] returns a string describing the type [ty]. *) 518val string_of_lltype : lltype -> string 519 520 521(** {7 Operations on integer types} *) 522 523(** [i1_type c] returns an integer type of bitwidth 1 in the context [c]. See 524 [llvm::Type::Int1Ty]. *) 525val i1_type : llcontext -> lltype 526 527(** [i8_type c] returns an integer type of bitwidth 8 in the context [c]. See 528 [llvm::Type::Int8Ty]. *) 529val i8_type : llcontext -> lltype 530 531(** [i16_type c] returns an integer type of bitwidth 16 in the context [c]. See 532 [llvm::Type::Int16Ty]. *) 533val i16_type : llcontext -> lltype 534 535(** [i32_type c] returns an integer type of bitwidth 32 in the context [c]. See 536 [llvm::Type::Int32Ty]. *) 537val i32_type : llcontext -> lltype 538 539(** [i64_type c] returns an integer type of bitwidth 64 in the context [c]. See 540 [llvm::Type::Int64Ty]. *) 541val i64_type : llcontext -> lltype 542 543(** [integer_type c n] returns an integer type of bitwidth [n] in the context 544 [c]. See the method [llvm::IntegerType::get]. *) 545val integer_type : llcontext -> int -> lltype 546 547(** [integer_bitwidth c ty] returns the number of bits in the integer type [ty] 548 in the context [c]. See the method [llvm::IntegerType::getBitWidth]. *) 549val integer_bitwidth : lltype -> int 550 551 552(** {7 Operations on real types} *) 553 554(** [float_type c] returns the IEEE 32-bit floating point type in the context 555 [c]. See [llvm::Type::FloatTy]. *) 556val float_type : llcontext -> lltype 557 558(** [double_type c] returns the IEEE 64-bit floating point type in the context 559 [c]. See [llvm::Type::DoubleTy]. *) 560val double_type : llcontext -> lltype 561 562(** [x86fp80_type c] returns the x87 80-bit floating point type in the context 563 [c]. See [llvm::Type::X86_FP80Ty]. *) 564val x86fp80_type : llcontext -> lltype 565 566(** [fp128_type c] returns the IEEE 128-bit floating point type in the context 567 [c]. See [llvm::Type::FP128Ty]. *) 568val fp128_type : llcontext -> lltype 569 570(** [ppc_fp128_type c] returns the PowerPC 128-bit floating point type in the 571 context [c]. See [llvm::Type::PPC_FP128Ty]. *) 572val ppc_fp128_type : llcontext -> lltype 573 574 575(** {7 Operations on function types} *) 576 577(** [function_type ret_ty param_tys] returns the function type returning 578 [ret_ty] and taking [param_tys] as parameters. 579 See the method [llvm::FunctionType::get]. *) 580val function_type : lltype -> lltype array -> lltype 581 582(** [var_arg_function_type ret_ty param_tys] is just like 583 [function_type ret_ty param_tys] except that it returns the function type 584 which also takes a variable number of arguments. 585 See the method [llvm::FunctionType::get]. *) 586val var_arg_function_type : lltype -> lltype array -> lltype 587 588(** [is_var_arg fty] returns [true] if [fty] is a varargs function type, [false] 589 otherwise. See the method [llvm::FunctionType::isVarArg]. *) 590val is_var_arg : lltype -> bool 591 592(** [return_type fty] gets the return type of the function type [fty]. 593 See the method [llvm::FunctionType::getReturnType]. *) 594val return_type : lltype -> lltype 595 596(** [param_types fty] gets the parameter types of the function type [fty]. 597 See the method [llvm::FunctionType::getParamType]. *) 598val param_types : lltype -> lltype array 599 600 601(** {7 Operations on struct types} *) 602 603(** [struct_type context tys] returns the structure type in the context 604 [context] containing in the types in the array [tys]. See the method 605 [llvm::StructType::get]. *) 606val struct_type : llcontext -> lltype array -> lltype 607 608(** [packed_struct_type context ys] returns the packed structure type in the 609 context [context] containing in the types in the array [tys]. See the method 610 [llvm::StructType::get]. *) 611val packed_struct_type : llcontext -> lltype array -> lltype 612 613(** [struct_name ty] returns the name of the named structure type [ty], 614 or None if the structure type is not named *) 615val struct_name : lltype -> string option 616 617(** [named_struct_type context name] returns the named structure type [name] 618 in the context [context]. 619 See the method [llvm::StructType::get]. *) 620val named_struct_type : llcontext -> string -> lltype 621 622(** [struct_set_body ty elts ispacked] sets the body of the named struct [ty] 623 to the [elts] elements. 624 See the moethd [llvm::StructType::setBody]. *) 625val struct_set_body : lltype -> lltype array -> bool -> unit 626 627(** [struct_element_types sty] returns the constituent types of the struct type 628 [sty]. See the method [llvm::StructType::getElementType]. *) 629val struct_element_types : lltype -> lltype array 630 631(** [is_packed sty] returns [true] if the structure type [sty] is packed, 632 [false] otherwise. See the method [llvm::StructType::isPacked]. *) 633val is_packed : lltype -> bool 634 635(** [is_opaque sty] returns [true] if the structure type [sty] is opaque. 636 [false] otherwise. See the method [llvm::StructType::isOpaque]. *) 637val is_opaque : lltype -> bool 638 639 640(** {7 Operations on pointer, vector, and array types} *) 641 642(** [array_type ty n] returns the array type containing [n] elements of type 643 [ty]. See the method [llvm::ArrayType::get]. *) 644val array_type : lltype -> int -> lltype 645 646(** [pointer_type ty] returns the pointer type referencing objects of type 647 [ty] in the default address space (0). 648 See the method [llvm::PointerType::getUnqual]. *) 649val pointer_type : lltype -> lltype 650 651(** [qualified_pointer_type ty as] returns the pointer type referencing objects 652 of type [ty] in address space [as]. 653 See the method [llvm::PointerType::get]. *) 654val qualified_pointer_type : lltype -> int -> lltype 655 656(** [vector_type ty n] returns the array type containing [n] elements of the 657 primitive type [ty]. See the method [llvm::ArrayType::get]. *) 658val vector_type : lltype -> int -> lltype 659 660(** [element_type ty] returns the element type of the pointer, vector, or array 661 type [ty]. See the method [llvm::SequentialType::get]. *) 662val element_type : lltype -> lltype 663 664(** [element_type aty] returns the element count of the array type [aty]. 665 See the method [llvm::ArrayType::getNumElements]. *) 666val array_length : lltype -> int 667 668(** [address_space pty] returns the address space qualifier of the pointer type 669 [pty]. See the method [llvm::PointerType::getAddressSpace]. *) 670val address_space : lltype -> int 671 672(** [element_type ty] returns the element count of the vector type [ty]. 673 See the method [llvm::VectorType::getNumElements]. *) 674val vector_size : lltype -> int 675 676 677(** {7 Operations on other types} *) 678 679(** [void_type c] creates a type of a function which does not return any 680 value in the context [c]. See [llvm::Type::VoidTy]. *) 681val void_type : llcontext -> lltype 682 683(** [label_type c] creates a type of a basic block in the context [c]. See 684 [llvm::Type::LabelTy]. *) 685val label_type : llcontext -> lltype 686 687(** [x86_mmx_type c] returns the x86 64-bit MMX register type in the 688 context [c]. See [llvm::Type::X86_MMXTy]. *) 689val x86_mmx_type : llcontext -> lltype 690 691(** [type_by_name m name] returns the specified type from the current module 692 if it exists. 693 See the method [llvm::Module::getTypeByName] *) 694val type_by_name : llmodule -> string -> lltype option 695 696 697(** {6 Values} *) 698 699(** [type_of v] returns the type of the value [v]. 700 See the method [llvm::Value::getType]. *) 701val type_of : llvalue -> lltype 702 703(** [classify_value v] returns the kind of the value [v]. *) 704val classify_value : llvalue -> ValueKind.t 705 706(** [value_name v] returns the name of the value [v]. For global values, this is 707 the symbol name. For instructions and basic blocks, it is the SSA register 708 name. It is meaningless for constants. 709 See the method [llvm::Value::getName]. *) 710val value_name : llvalue -> string 711 712(** [set_value_name n v] sets the name of the value [v] to [n]. See the method 713 [llvm::Value::setName]. *) 714val set_value_name : string -> llvalue -> unit 715 716(** [dump_value v] prints the .ll representation of the value [v] to standard 717 error. See the method [llvm::Value::dump]. *) 718val dump_value : llvalue -> unit 719 720(** [string_of_llvalue v] returns a string describing the value [v]. *) 721val string_of_llvalue : llvalue -> string 722 723(** [replace_all_uses_with old new] replaces all uses of the value [old] 724 with the value [new]. See the method [llvm::Value::replaceAllUsesWith]. *) 725val replace_all_uses_with : llvalue -> llvalue -> unit 726 727 728(** {6 Uses} *) 729 730(** [use_begin v] returns the first position in the use list for the value [v]. 731 [use_begin] and [use_succ] can e used to iterate over the use list in order. 732 See the method [llvm::Value::use_begin]. *) 733val use_begin : llvalue -> lluse option 734 735(** [use_succ u] returns the use list position succeeding [u]. 736 See the method [llvm::use_value_iterator::operator++]. *) 737val use_succ : lluse -> lluse option 738 739(** [user u] returns the user of the use [u]. 740 See the method [llvm::Use::getUser]. *) 741val user : lluse -> llvalue 742 743(** [used_value u] returns the usee of the use [u]. 744 See the method [llvm::Use::getUsedValue]. *) 745val used_value : lluse -> llvalue 746 747(** [iter_uses f v] applies function [f] to each of the users of the value [v] 748 in order. Tail recursive. *) 749val iter_uses : (lluse -> unit) -> llvalue -> unit 750 751(** [fold_left_uses f init v] is [f (... (f init u1) ...) uN] where 752 [u1,...,uN] are the users of the value [v]. Tail recursive. *) 753val fold_left_uses : ('a -> lluse -> 'a) -> 'a -> llvalue -> 'a 754 755(** [fold_right_uses f v init] is [f u1 (... (f uN init) ...)] where 756 [u1,...,uN] are the users of the value [v]. Not tail recursive. *) 757val fold_right_uses : (lluse -> 'a -> 'a) -> llvalue -> 'a -> 'a 758 759 760(** {6 Users} *) 761 762(** [operand v i] returns the operand at index [i] for the value [v]. See the 763 method [llvm::User::getOperand]. *) 764val operand : llvalue -> int -> llvalue 765 766(** [operand_use v i] returns the use of the operand at index [i] for the value [v]. See the 767 method [llvm::User::getOperandUse]. *) 768val operand_use : llvalue -> int -> lluse 769 770 771(** [set_operand v i o] sets the operand of the value [v] at the index [i] to 772 the value [o]. 773 See the method [llvm::User::setOperand]. *) 774val set_operand : llvalue -> int -> llvalue -> unit 775 776(** [num_operands v] returns the number of operands for the value [v]. 777 See the method [llvm::User::getNumOperands]. *) 778val num_operands : llvalue -> int 779 780 781(** {7 Operations on constants of (mostly) any type} *) 782 783(** [is_constant v] returns [true] if the value [v] is a constant, [false] 784 otherwise. Similar to [llvm::isa<Constant>]. *) 785val is_constant : llvalue -> bool 786 787(** [const_null ty] returns the constant null (zero) of the type [ty]. 788 See the method [llvm::Constant::getNullValue]. *) 789val const_null : lltype -> llvalue 790 791(** [const_all_ones ty] returns the constant '-1' of the integer or vector type 792 [ty]. See the method [llvm::Constant::getAllOnesValue]. *) 793val const_all_ones : (*int|vec*)lltype -> llvalue 794 795(** [const_pointer_null ty] returns the constant null (zero) pointer of the type 796 [ty]. See the method [llvm::ConstantPointerNull::get]. *) 797val const_pointer_null : lltype -> llvalue 798 799(** [undef ty] returns the undefined value of the type [ty]. 800 See the method [llvm::UndefValue::get]. *) 801val undef : lltype -> llvalue 802 803(** [is_null v] returns [true] if the value [v] is the null (zero) value. 804 See the method [llvm::Constant::isNullValue]. *) 805val is_null : llvalue -> bool 806 807(** [is_undef v] returns [true] if the value [v] is an undefined value, [false] 808 otherwise. Similar to [llvm::isa<UndefValue>]. *) 809val is_undef : llvalue -> bool 810 811(** [constexpr_opcode v] returns an [Opcode.t] corresponding to constexpr 812 value [v], or [Opcode.Invalid] if [v] is not a constexpr. *) 813val constexpr_opcode : llvalue -> Opcode.t 814 815 816(** {7 Operations on instructions} *) 817 818(** [has_metadata i] returns whether or not the instruction [i] has any 819 metadata attached to it. See the function 820 [llvm::Instruction::hasMetadata]. *) 821val has_metadata : llvalue -> bool 822 823(** [metadata i kind] optionally returns the metadata associated with the 824 kind [kind] in the instruction [i] See the function 825 [llvm::Instruction::getMetadata]. *) 826val metadata : llvalue -> llmdkind -> llvalue option 827 828(** [set_metadata i kind md] sets the metadata [md] of kind [kind] in the 829 instruction [i]. See the function [llvm::Instruction::setMetadata]. *) 830val set_metadata : llvalue -> llmdkind -> llvalue -> unit 831 832(** [clear_metadata i kind] clears the metadata of kind [kind] in the 833 instruction [i]. See the function [llvm::Instruction::setMetadata]. *) 834val clear_metadata : llvalue -> llmdkind -> unit 835 836 837(** {7 Operations on metadata} *) 838 839(** [mdstring c s] returns the MDString of the string [s] in the context [c]. 840 See the method [llvm::MDNode::get]. *) 841val mdstring : llcontext -> string -> llvalue 842 843(** [mdnode c elts] returns the MDNode containing the values [elts] in the 844 context [c]. 845 See the method [llvm::MDNode::get]. *) 846val mdnode : llcontext -> llvalue array -> llvalue 847 848(** [mdnull c ] returns a null MDNode in context [c]. *) 849val mdnull : llcontext -> llvalue 850 851(** [get_mdstring v] returns the MDString. 852 See the method [llvm::MDString::getString] *) 853val get_mdstring : llvalue -> string option 854 855(** [get_mdnode_operands v] returns the operands in the MDNode. *) 856(* See the method [llvm::MDNode::getOperand] *) 857val get_mdnode_operands : llvalue -> llvalue array 858 859(** [get_named_metadata m name] returns all the MDNodes belonging to the named 860 metadata (if any). 861 See the method [llvm::NamedMDNode::getOperand]. *) 862val get_named_metadata : llmodule -> string -> llvalue array 863 864(** [add_named_metadata_operand m name v] adds [v] as the last operand of 865 metadata named [name] in module [m]. If the metadata does not exist, 866 it is created. 867 See the methods [llvm::Module::getNamedMetadata()] and 868 [llvm::MDNode::addOperand()]. *) 869val add_named_metadata_operand : llmodule -> string -> llvalue -> unit 870 871 872(** {7 Operations on scalar constants} *) 873 874(** [const_int ty i] returns the integer constant of type [ty] and value [i]. 875 See the method [llvm::ConstantInt::get]. *) 876val const_int : lltype -> int -> llvalue 877 878(** [const_of_int64 ty i] returns the integer constant of type [ty] and value 879 [i]. See the method [llvm::ConstantInt::get]. *) 880val const_of_int64 : lltype -> Int64.t -> bool -> llvalue 881 882(** [int64_of_const c] returns the int64 value of the [c] constant integer. 883 None is returned if this is not an integer constant, or bitwidth exceeds 64. 884 See the method [llvm::ConstantInt::getSExtValue].*) 885val int64_of_const : llvalue -> Int64.t option 886 887(** [const_int_of_string ty s r] returns the integer constant of type [ty] and 888 value [s], with the radix [r]. See the method [llvm::ConstantInt::get]. *) 889val const_int_of_string : lltype -> string -> int -> llvalue 890 891(** [const_float ty n] returns the floating point constant of type [ty] and 892 value [n]. See the method [llvm::ConstantFP::get]. *) 893val const_float : lltype -> float -> llvalue 894 895(** [float_of_const c] returns the float value of the [c] constant float. 896 None is returned if this is not an float constant. 897 See the method [llvm::ConstantFP::getDoubleValue].*) 898val float_of_const : llvalue -> float option 899 900(** [const_float_of_string ty s] returns the floating point constant of type 901 [ty] and value [n]. See the method [llvm::ConstantFP::get]. *) 902val const_float_of_string : lltype -> string -> llvalue 903 904(** {7 Operations on composite constants} *) 905 906(** [const_string c s] returns the constant [i8] array with the values of the 907 characters in the string [s] in the context [c]. The array is not 908 null-terminated (but see {!const_stringz}). This value can in turn be used 909 as the initializer for a global variable. See the method 910 [llvm::ConstantArray::get]. *) 911val const_string : llcontext -> string -> llvalue 912 913(** [const_stringz c s] returns the constant [i8] array with the values of the 914 characters in the string [s] and a null terminator in the context [c]. This 915 value can in turn be used as the initializer for a global variable. 916 See the method [llvm::ConstantArray::get]. *) 917val const_stringz : llcontext -> string -> llvalue 918 919(** [const_array ty elts] returns the constant array of type 920 [array_type ty (Array.length elts)] and containing the values [elts]. 921 This value can in turn be used as the initializer for a global variable. 922 See the method [llvm::ConstantArray::get]. *) 923val const_array : lltype -> llvalue array -> llvalue 924 925(** [const_struct context elts] returns the structured constant of type 926 [struct_type (Array.map type_of elts)] and containing the values [elts] 927 in the context [context]. This value can in turn be used as the initializer 928 for a global variable. See the method [llvm::ConstantStruct::getAnon]. *) 929val const_struct : llcontext -> llvalue array -> llvalue 930 931(** [const_named_struct namedty elts] returns the structured constant of type 932 [namedty] (which must be a named structure type) and containing the values [elts]. 933 This value can in turn be used as the initializer 934 for a global variable. See the method [llvm::ConstantStruct::get]. *) 935val const_named_struct : lltype -> llvalue array -> llvalue 936 937(** [const_packed_struct context elts] returns the structured constant of 938 type {!packed_struct_type} [(Array.map type_of elts)] and containing the 939 values [elts] in the context [context]. This value can in turn be used as 940 the initializer for a global variable. See the method 941 [llvm::ConstantStruct::get]. *) 942val const_packed_struct : llcontext -> llvalue array -> llvalue 943 944(** [const_vector elts] returns the vector constant of type 945 [vector_type (type_of elts.(0)) (Array.length elts)] and containing the 946 values [elts]. See the method [llvm::ConstantVector::get]. *) 947val const_vector : llvalue array -> llvalue 948 949(** [string_of_const c] returns [Some str] if [c] is a string constant, 950 or [None] if this is not a string constant. *) 951val string_of_const : llvalue -> string option 952 953(** [const_element c] returns a constant for a specified index's element. 954 See the method ConstantDataSequential::getElementAsConstant. *) 955val const_element : llvalue -> int -> llvalue 956 957 958(** {7 Constant expressions} *) 959 960(** [align_of ty] returns the alignof constant for the type [ty]. This is 961 equivalent to [const_ptrtoint (const_gep (const_null (pointer_type {i8,ty})) 962 (const_int i32_type 0) (const_int i32_type 1)) i32_type], but considerably 963 more readable. See the method [llvm::ConstantExpr::getAlignOf]. *) 964val align_of : lltype -> llvalue 965 966(** [size_of ty] returns the sizeof constant for the type [ty]. This is 967 equivalent to [const_ptrtoint (const_gep (const_null (pointer_type ty)) 968 (const_int i32_type 1)) i64_type], but considerably more readable. 969 See the method [llvm::ConstantExpr::getSizeOf]. *) 970val size_of : lltype -> llvalue 971 972(** [const_neg c] returns the arithmetic negation of the constant [c]. 973 See the method [llvm::ConstantExpr::getNeg]. *) 974val const_neg : llvalue -> llvalue 975 976(** [const_nsw_neg c] returns the arithmetic negation of the constant [c] with 977 no signed wrapping. The result is undefined if the negation overflows. 978 See the method [llvm::ConstantExpr::getNSWNeg]. *) 979val const_nsw_neg : llvalue -> llvalue 980 981(** [const_nuw_neg c] returns the arithmetic negation of the constant [c] with 982 no unsigned wrapping. The result is undefined if the negation overflows. 983 See the method [llvm::ConstantExpr::getNUWNeg]. *) 984val const_nuw_neg : llvalue -> llvalue 985 986(** [const_fneg c] returns the arithmetic negation of the constant float [c]. 987 See the method [llvm::ConstantExpr::getFNeg]. *) 988val const_fneg : llvalue -> llvalue 989 990(** [const_not c] returns the bitwise inverse of the constant [c]. 991 See the method [llvm::ConstantExpr::getNot]. *) 992val const_not : llvalue -> llvalue 993 994(** [const_add c1 c2] returns the constant sum of two constants. 995 See the method [llvm::ConstantExpr::getAdd]. *) 996val const_add : llvalue -> llvalue -> llvalue 997 998(** [const_nsw_add c1 c2] returns the constant sum of two constants with no 999 signed wrapping. The result is undefined if the sum overflows. 1000 See the method [llvm::ConstantExpr::getNSWAdd]. *) 1001val const_nsw_add : llvalue -> llvalue -> llvalue 1002 1003(** [const_nuw_add c1 c2] returns the constant sum of two constants with no 1004 unsigned wrapping. The result is undefined if the sum overflows. 1005 See the method [llvm::ConstantExpr::getNSWAdd]. *) 1006val const_nuw_add : llvalue -> llvalue -> llvalue 1007 1008(** [const_fadd c1 c2] returns the constant sum of two constant floats. 1009 See the method [llvm::ConstantExpr::getFAdd]. *) 1010val const_fadd : llvalue -> llvalue -> llvalue 1011 1012(** [const_sub c1 c2] returns the constant difference, [c1 - c2], of two 1013 constants. See the method [llvm::ConstantExpr::getSub]. *) 1014val const_sub : llvalue -> llvalue -> llvalue 1015 1016(** [const_nsw_sub c1 c2] returns the constant difference of two constants with 1017 no signed wrapping. The result is undefined if the sum overflows. 1018 See the method [llvm::ConstantExpr::getNSWSub]. *) 1019val const_nsw_sub : llvalue -> llvalue -> llvalue 1020 1021(** [const_nuw_sub c1 c2] returns the constant difference of two constants with 1022 no unsigned wrapping. The result is undefined if the sum overflows. 1023 See the method [llvm::ConstantExpr::getNSWSub]. *) 1024val const_nuw_sub : llvalue -> llvalue -> llvalue 1025 1026(** [const_fsub c1 c2] returns the constant difference, [c1 - c2], of two 1027 constant floats. See the method [llvm::ConstantExpr::getFSub]. *) 1028val const_fsub : llvalue -> llvalue -> llvalue 1029 1030(** [const_mul c1 c2] returns the constant product of two constants. 1031 See the method [llvm::ConstantExpr::getMul]. *) 1032val const_mul : llvalue -> llvalue -> llvalue 1033 1034(** [const_nsw_mul c1 c2] returns the constant product of two constants with 1035 no signed wrapping. The result is undefined if the sum overflows. 1036 See the method [llvm::ConstantExpr::getNSWMul]. *) 1037val const_nsw_mul : llvalue -> llvalue -> llvalue 1038 1039(** [const_nuw_mul c1 c2] returns the constant product of two constants with 1040 no unsigned wrapping. The result is undefined if the sum overflows. 1041 See the method [llvm::ConstantExpr::getNSWMul]. *) 1042val const_nuw_mul : llvalue -> llvalue -> llvalue 1043 1044(** [const_fmul c1 c2] returns the constant product of two constants floats. 1045 See the method [llvm::ConstantExpr::getFMul]. *) 1046val const_fmul : llvalue -> llvalue -> llvalue 1047 1048(** [const_udiv c1 c2] returns the constant quotient [c1 / c2] of two unsigned 1049 integer constants. 1050 See the method [llvm::ConstantExpr::getUDiv]. *) 1051val const_udiv : llvalue -> llvalue -> llvalue 1052 1053(** [const_sdiv c1 c2] returns the constant quotient [c1 / c2] of two signed 1054 integer constants. 1055 See the method [llvm::ConstantExpr::getSDiv]. *) 1056val const_sdiv : llvalue -> llvalue -> llvalue 1057 1058(** [const_exact_sdiv c1 c2] returns the constant quotient [c1 / c2] of two 1059 signed integer constants. The result is undefined if the result is rounded 1060 or overflows. See the method [llvm::ConstantExpr::getExactSDiv]. *) 1061val const_exact_sdiv : llvalue -> llvalue -> llvalue 1062 1063(** [const_fdiv c1 c2] returns the constant quotient [c1 / c2] of two floating 1064 point constants. 1065 See the method [llvm::ConstantExpr::getFDiv]. *) 1066val const_fdiv : llvalue -> llvalue -> llvalue 1067 1068(** [const_urem c1 c2] returns the constant remainder [c1 MOD c2] of two 1069 unsigned integer constants. 1070 See the method [llvm::ConstantExpr::getURem]. *) 1071val const_urem : llvalue -> llvalue -> llvalue 1072 1073(** [const_srem c1 c2] returns the constant remainder [c1 MOD c2] of two 1074 signed integer constants. 1075 See the method [llvm::ConstantExpr::getSRem]. *) 1076val const_srem : llvalue -> llvalue -> llvalue 1077 1078(** [const_frem c1 c2] returns the constant remainder [c1 MOD c2] of two 1079 signed floating point constants. 1080 See the method [llvm::ConstantExpr::getFRem]. *) 1081val const_frem : llvalue -> llvalue -> llvalue 1082 1083(** [const_and c1 c2] returns the constant bitwise [AND] of two integer 1084 constants. 1085 See the method [llvm::ConstantExpr::getAnd]. *) 1086val const_and : llvalue -> llvalue -> llvalue 1087 1088(** [const_or c1 c2] returns the constant bitwise [OR] of two integer 1089 constants. 1090 See the method [llvm::ConstantExpr::getOr]. *) 1091val const_or : llvalue -> llvalue -> llvalue 1092 1093(** [const_xor c1 c2] returns the constant bitwise [XOR] of two integer 1094 constants. 1095 See the method [llvm::ConstantExpr::getXor]. *) 1096val const_xor : llvalue -> llvalue -> llvalue 1097 1098(** [const_icmp pred c1 c2] returns the constant comparison of two integer 1099 constants, [c1 pred c2]. 1100 See the method [llvm::ConstantExpr::getICmp]. *) 1101val const_icmp : Icmp.t -> llvalue -> llvalue -> llvalue 1102 1103(** [const_fcmp pred c1 c2] returns the constant comparison of two floating 1104 point constants, [c1 pred c2]. 1105 See the method [llvm::ConstantExpr::getFCmp]. *) 1106val const_fcmp : Fcmp.t -> llvalue -> llvalue -> llvalue 1107 1108(** [const_shl c1 c2] returns the constant integer [c1] left-shifted by the 1109 constant integer [c2]. 1110 See the method [llvm::ConstantExpr::getShl]. *) 1111val const_shl : llvalue -> llvalue -> llvalue 1112 1113(** [const_lshr c1 c2] returns the constant integer [c1] right-shifted by the 1114 constant integer [c2] with zero extension. 1115 See the method [llvm::ConstantExpr::getLShr]. *) 1116val const_lshr : llvalue -> llvalue -> llvalue 1117 1118(** [const_ashr c1 c2] returns the constant integer [c1] right-shifted by the 1119 constant integer [c2] with sign extension. 1120 See the method [llvm::ConstantExpr::getAShr]. *) 1121val const_ashr : llvalue -> llvalue -> llvalue 1122 1123(** [const_gep pc indices] returns the constant [getElementPtr] of [pc] with the 1124 constant integers indices from the array [indices]. 1125 See the method [llvm::ConstantExpr::getGetElementPtr]. *) 1126val const_gep : llvalue -> llvalue array -> llvalue 1127 1128(** [const_in_bounds_gep pc indices] returns the constant [getElementPtr] of [pc] 1129 with the constant integers indices from the array [indices]. 1130 See the method [llvm::ConstantExpr::getInBoundsGetElementPtr]. *) 1131val const_in_bounds_gep : llvalue -> llvalue array -> llvalue 1132 1133(** [const_trunc c ty] returns the constant truncation of integer constant [c] 1134 to the smaller integer type [ty]. 1135 See the method [llvm::ConstantExpr::getTrunc]. *) 1136val const_trunc : llvalue -> lltype -> llvalue 1137 1138(** [const_sext c ty] returns the constant sign extension of integer constant 1139 [c] to the larger integer type [ty]. 1140 See the method [llvm::ConstantExpr::getSExt]. *) 1141val const_sext : llvalue -> lltype -> llvalue 1142 1143(** [const_zext c ty] returns the constant zero extension of integer constant 1144 [c] to the larger integer type [ty]. 1145 See the method [llvm::ConstantExpr::getZExt]. *) 1146val const_zext : llvalue -> lltype -> llvalue 1147 1148(** [const_fptrunc c ty] returns the constant truncation of floating point 1149 constant [c] to the smaller floating point type [ty]. 1150 See the method [llvm::ConstantExpr::getFPTrunc]. *) 1151val const_fptrunc : llvalue -> lltype -> llvalue 1152 1153(** [const_fpext c ty] returns the constant extension of floating point constant 1154 [c] to the larger floating point type [ty]. 1155 See the method [llvm::ConstantExpr::getFPExt]. *) 1156val const_fpext : llvalue -> lltype -> llvalue 1157 1158(** [const_uitofp c ty] returns the constant floating point conversion of 1159 unsigned integer constant [c] to the floating point type [ty]. 1160 See the method [llvm::ConstantExpr::getUIToFP]. *) 1161val const_uitofp : llvalue -> lltype -> llvalue 1162 1163(** [const_sitofp c ty] returns the constant floating point conversion of 1164 signed integer constant [c] to the floating point type [ty]. 1165 See the method [llvm::ConstantExpr::getSIToFP]. *) 1166val const_sitofp : llvalue -> lltype -> llvalue 1167 1168(** [const_fptoui c ty] returns the constant unsigned integer conversion of 1169 floating point constant [c] to integer type [ty]. 1170 See the method [llvm::ConstantExpr::getFPToUI]. *) 1171val const_fptoui : llvalue -> lltype -> llvalue 1172 1173(** [const_fptoui c ty] returns the constant unsigned integer conversion of 1174 floating point constant [c] to integer type [ty]. 1175 See the method [llvm::ConstantExpr::getFPToSI]. *) 1176val const_fptosi : llvalue -> lltype -> llvalue 1177 1178(** [const_ptrtoint c ty] returns the constant integer conversion of 1179 pointer constant [c] to integer type [ty]. 1180 See the method [llvm::ConstantExpr::getPtrToInt]. *) 1181val const_ptrtoint : llvalue -> lltype -> llvalue 1182 1183(** [const_inttoptr c ty] returns the constant pointer conversion of 1184 integer constant [c] to pointer type [ty]. 1185 See the method [llvm::ConstantExpr::getIntToPtr]. *) 1186val const_inttoptr : llvalue -> lltype -> llvalue 1187 1188(** [const_bitcast c ty] returns the constant bitwise conversion of constant [c] 1189 to type [ty] of equal size. 1190 See the method [llvm::ConstantExpr::getBitCast]. *) 1191val const_bitcast : llvalue -> lltype -> llvalue 1192 1193(** [const_zext_or_bitcast c ty] returns a constant zext or bitwise cast 1194 conversion of constant [c] to type [ty]. 1195 See the method [llvm::ConstantExpr::getZExtOrBitCast]. *) 1196val const_zext_or_bitcast : llvalue -> lltype -> llvalue 1197 1198(** [const_sext_or_bitcast c ty] returns a constant sext or bitwise cast 1199 conversion of constant [c] to type [ty]. 1200 See the method [llvm::ConstantExpr::getSExtOrBitCast]. *) 1201val const_sext_or_bitcast : llvalue -> lltype -> llvalue 1202 1203(** [const_trunc_or_bitcast c ty] returns a constant trunc or bitwise cast 1204 conversion of constant [c] to type [ty]. 1205 See the method [llvm::ConstantExpr::getTruncOrBitCast]. *) 1206val const_trunc_or_bitcast : llvalue -> lltype -> llvalue 1207 1208(** [const_pointercast c ty] returns a constant bitcast or a pointer-to-int 1209 cast conversion of constant [c] to type [ty] of equal size. 1210 See the method [llvm::ConstantExpr::getPointerCast]. *) 1211val const_pointercast : llvalue -> lltype -> llvalue 1212 1213(** [const_intcast c ty ~is_signed] returns a constant sext/zext, bitcast, 1214 or trunc for integer -> integer casts of constant [c] to type [ty]. 1215 When converting a narrower value to a wider one, whether sext or zext 1216 will be used is controlled by [is_signed]. 1217 See the method [llvm::ConstantExpr::getIntegerCast]. *) 1218val const_intcast : llvalue -> lltype -> is_signed:bool -> llvalue 1219 1220(** [const_fpcast c ty] returns a constant fpext, bitcast, or fptrunc for fp -> 1221 fp casts of constant [c] to type [ty]. 1222 See the method [llvm::ConstantExpr::getFPCast]. *) 1223val const_fpcast : llvalue -> lltype -> llvalue 1224 1225(** [const_select cond t f] returns the constant conditional which returns value 1226 [t] if the boolean constant [cond] is true and the value [f] otherwise. 1227 See the method [llvm::ConstantExpr::getSelect]. *) 1228val const_select : llvalue -> llvalue -> llvalue -> llvalue 1229 1230(** [const_extractelement vec i] returns the constant [i]th element of 1231 constant vector [vec]. [i] must be a constant [i32] value unsigned less than 1232 the size of the vector. 1233 See the method [llvm::ConstantExpr::getExtractElement]. *) 1234val const_extractelement : llvalue -> llvalue -> llvalue 1235 1236(** [const_insertelement vec v i] returns the constant vector with the same 1237 elements as constant vector [v] but the [i]th element replaced by the 1238 constant [v]. [v] must be a constant value with the type of the vector 1239 elements. [i] must be a constant [i32] value unsigned less than the size 1240 of the vector. 1241 See the method [llvm::ConstantExpr::getInsertElement]. *) 1242val const_insertelement : llvalue -> llvalue -> llvalue -> llvalue 1243 1244(** [const_shufflevector a b mask] returns a constant [shufflevector]. 1245 See the LLVM Language Reference for details on the [shufflevector] 1246 instruction. 1247 See the method [llvm::ConstantExpr::getShuffleVector]. *) 1248val const_shufflevector : llvalue -> llvalue -> llvalue -> llvalue 1249 1250(** [const_extractvalue agg idxs] returns the constant [idxs]th value of 1251 constant aggregate [agg]. Each [idxs] must be less than the size of the 1252 aggregate. See the method [llvm::ConstantExpr::getExtractValue]. *) 1253val const_extractvalue : llvalue -> int array -> llvalue 1254 1255(** [const_insertvalue agg val idxs] inserts the value [val] in the specified 1256 indexs [idxs] in the aggegate [agg]. Each [idxs] must be less than the size 1257 of the aggregate. See the method [llvm::ConstantExpr::getInsertValue]. *) 1258val const_insertvalue : llvalue -> llvalue -> int array -> llvalue 1259 1260(** [const_inline_asm ty asm con side align] inserts a inline assembly string. 1261 See the method [llvm::InlineAsm::get]. *) 1262val const_inline_asm : lltype -> string -> string -> bool -> bool -> llvalue 1263 1264(** [block_address f bb] returns the address of the basic block [bb] in the 1265 function [f]. See the method [llvm::BasicBlock::get]. *) 1266val block_address : llvalue -> llbasicblock -> llvalue 1267 1268 1269(** {7 Operations on global variables, functions, and aliases (globals)} *) 1270 1271(** [global_parent g] is the enclosing module of the global value [g]. 1272 See the method [llvm::GlobalValue::getParent]. *) 1273val global_parent : llvalue -> llmodule 1274 1275(** [is_declaration g] returns [true] if the global value [g] is a declaration 1276 only. Returns [false] otherwise. 1277 See the method [llvm::GlobalValue::isDeclaration]. *) 1278val is_declaration : llvalue -> bool 1279 1280(** [linkage g] returns the linkage of the global value [g]. 1281 See the method [llvm::GlobalValue::getLinkage]. *) 1282val linkage : llvalue -> Linkage.t 1283 1284(** [set_linkage l g] sets the linkage of the global value [g] to [l]. 1285 See the method [llvm::GlobalValue::setLinkage]. *) 1286val set_linkage : Linkage.t -> llvalue -> unit 1287 1288(** [unnamed_addr g] returns [true] if the global value [g] has the unnamed_addr 1289 attribute. Returns [false] otherwise. 1290 See the method [llvm::GlobalValue::getUnnamedAddr]. *) 1291val unnamed_addr : llvalue -> bool 1292 1293(** [set_unnamed_addr b g] if [b] is [true], sets the unnamed_addr attribute of 1294 the global value [g]. Unset it otherwise. 1295 See the method [llvm::GlobalValue::setUnnamedAddr]. *) 1296val set_unnamed_addr : bool -> llvalue -> unit 1297 1298(** [section g] returns the linker section of the global value [g]. 1299 See the method [llvm::GlobalValue::getSection]. *) 1300val section : llvalue -> string 1301 1302(** [set_section s g] sets the linker section of the global value [g] to [s]. 1303 See the method [llvm::GlobalValue::setSection]. *) 1304val set_section : string -> llvalue -> unit 1305 1306(** [visibility g] returns the linker visibility of the global value [g]. 1307 See the method [llvm::GlobalValue::getVisibility]. *) 1308val visibility : llvalue -> Visibility.t 1309 1310(** [set_visibility v g] sets the linker visibility of the global value [g] to 1311 [v]. See the method [llvm::GlobalValue::setVisibility]. *) 1312val set_visibility : Visibility.t -> llvalue -> unit 1313 1314(** [dll_storage_class g] returns the DLL storage class of the global value [g]. 1315 See the method [llvm::GlobalValue::getDLLStorageClass]. *) 1316val dll_storage_class : llvalue -> DLLStorageClass.t 1317 1318(** [set_dll_storage_class v g] sets the DLL storage class of the global value [g] to 1319 [v]. See the method [llvm::GlobalValue::setDLLStorageClass]. *) 1320val set_dll_storage_class : DLLStorageClass.t -> llvalue -> unit 1321 1322(** [alignment g] returns the required alignment of the global value [g]. 1323 See the method [llvm::GlobalValue::getAlignment]. *) 1324val alignment : llvalue -> int 1325 1326(** [set_alignment n g] sets the required alignment of the global value [g] to 1327 [n] bytes. See the method [llvm::GlobalValue::setAlignment]. *) 1328val set_alignment : int -> llvalue -> unit 1329 1330 1331(** {7 Operations on global variables} *) 1332 1333(** [declare_global ty name m] returns a new global variable of type [ty] and 1334 with name [name] in module [m] in the default address space (0). If such a 1335 global variable already exists, it is returned. If the type of the existing 1336 global differs, then a bitcast to [ty] is returned. *) 1337val declare_global : lltype -> string -> llmodule -> llvalue 1338 1339(** [declare_qualified_global ty name addrspace m] returns a new global variable 1340 of type [ty] and with name [name] in module [m] in the address space 1341 [addrspace]. If such a global variable already exists, it is returned. If 1342 the type of the existing global differs, then a bitcast to [ty] is 1343 returned. *) 1344val declare_qualified_global : lltype -> string -> int -> llmodule -> llvalue 1345 1346(** [define_global name init m] returns a new global with name [name] and 1347 initializer [init] in module [m] in the default address space (0). If the 1348 named global already exists, it is renamed. 1349 See the constructor of [llvm::GlobalVariable]. *) 1350val define_global : string -> llvalue -> llmodule -> llvalue 1351 1352(** [define_qualified_global name init addrspace m] returns a new global with 1353 name [name] and initializer [init] in module [m] in the address space 1354 [addrspace]. If the named global already exists, it is renamed. 1355 See the constructor of [llvm::GlobalVariable]. *) 1356val define_qualified_global : string -> llvalue -> int -> llmodule -> llvalue 1357 1358(** [lookup_global name m] returns [Some g] if a global variable with name 1359 [name] exists in module [m]. If no such global exists, returns [None]. 1360 See the [llvm::GlobalVariable] constructor. *) 1361val lookup_global : string -> llmodule -> llvalue option 1362 1363(** [delete_global gv] destroys the global variable [gv]. 1364 See the method [llvm::GlobalVariable::eraseFromParent]. *) 1365val delete_global : llvalue -> unit 1366 1367(** [global_begin m] returns the first position in the global variable list of 1368 the module [m]. [global_begin] and [global_succ] can be used to iterate 1369 over the global list in order. 1370 See the method [llvm::Module::global_begin]. *) 1371val global_begin : llmodule -> (llmodule, llvalue) llpos 1372 1373(** [global_succ gv] returns the global variable list position succeeding 1374 [Before gv]. 1375 See the method [llvm::Module::global_iterator::operator++]. *) 1376val global_succ : llvalue -> (llmodule, llvalue) llpos 1377 1378(** [iter_globals f m] applies function [f] to each of the global variables of 1379 module [m] in order. Tail recursive. *) 1380val iter_globals : (llvalue -> unit) -> llmodule -> unit 1381 1382(** [fold_left_globals f init m] is [f (... (f init g1) ...) gN] where 1383 [g1,...,gN] are the global variables of module [m]. Tail recursive. *) 1384val fold_left_globals : ('a -> llvalue -> 'a) -> 'a -> llmodule -> 'a 1385 1386(** [global_end m] returns the last position in the global variable list of the 1387 module [m]. [global_end] and [global_pred] can be used to iterate over the 1388 global list in reverse. 1389 See the method [llvm::Module::global_end]. *) 1390val global_end : llmodule -> (llmodule, llvalue) llrev_pos 1391 1392(** [global_pred gv] returns the global variable list position preceding 1393 [After gv]. 1394 See the method [llvm::Module::global_iterator::operator--]. *) 1395val global_pred : llvalue -> (llmodule, llvalue) llrev_pos 1396 1397(** [rev_iter_globals f m] applies function [f] to each of the global variables 1398 of module [m] in reverse order. Tail recursive. *) 1399val rev_iter_globals : (llvalue -> unit) -> llmodule -> unit 1400 1401(** [fold_right_globals f m init] is [f g1 (... (f gN init) ...)] where 1402 [g1,...,gN] are the global variables of module [m]. Tail recursive. *) 1403val fold_right_globals : (llvalue -> 'a -> 'a) -> llmodule -> 'a -> 'a 1404 1405(** [is_global_constant gv] returns [true] if the global variabile [gv] is a 1406 constant. Returns [false] otherwise. 1407 See the method [llvm::GlobalVariable::isConstant]. *) 1408val is_global_constant : llvalue -> bool 1409 1410(** [set_global_constant c gv] sets the global variable [gv] to be a constant if 1411 [c] is [true] and not if [c] is [false]. 1412 See the method [llvm::GlobalVariable::setConstant]. *) 1413val set_global_constant : bool -> llvalue -> unit 1414 1415(** [global_initializer gv] returns the initializer for the global variable 1416 [gv]. See the method [llvm::GlobalVariable::getInitializer]. *) 1417val global_initializer : llvalue -> llvalue 1418 1419(** [set_initializer c gv] sets the initializer for the global variable 1420 [gv] to the constant [c]. 1421 See the method [llvm::GlobalVariable::setInitializer]. *) 1422val set_initializer : llvalue -> llvalue -> unit 1423 1424(** [remove_initializer gv] unsets the initializer for the global variable 1425 [gv]. 1426 See the method [llvm::GlobalVariable::setInitializer]. *) 1427val remove_initializer : llvalue -> unit 1428 1429(** [is_thread_local gv] returns [true] if the global variable [gv] is 1430 thread-local and [false] otherwise. 1431 See the method [llvm::GlobalVariable::isThreadLocal]. *) 1432val is_thread_local : llvalue -> bool 1433 1434(** [set_thread_local c gv] sets the global variable [gv] to be thread local if 1435 [c] is [true] and not otherwise. 1436 See the method [llvm::GlobalVariable::setThreadLocal]. *) 1437val set_thread_local : bool -> llvalue -> unit 1438 1439(** [is_thread_local gv] returns the thread local mode of the global 1440 variable [gv]. 1441 See the method [llvm::GlobalVariable::getThreadLocalMode]. *) 1442val thread_local_mode : llvalue -> ThreadLocalMode.t 1443 1444(** [set_thread_local c gv] sets the thread local mode of the global 1445 variable [gv]. 1446 See the method [llvm::GlobalVariable::setThreadLocalMode]. *) 1447val set_thread_local_mode : ThreadLocalMode.t -> llvalue -> unit 1448 1449(** [is_externally_initialized gv] returns [true] if the global 1450 variable [gv] is externally initialized and [false] otherwise. 1451 See the method [llvm::GlobalVariable::isExternallyInitialized]. *) 1452val is_externally_initialized : llvalue -> bool 1453 1454(** [set_externally_initialized c gv] sets the global variable [gv] to be 1455 externally initialized if [c] is [true] and not otherwise. 1456 See the method [llvm::GlobalVariable::setExternallyInitialized]. *) 1457val set_externally_initialized : bool -> llvalue -> unit 1458 1459 1460(** {7 Operations on aliases} *) 1461 1462(** [add_alias m t a n] inserts an alias in the module [m] with the type [t] and 1463 the aliasee [a] with the name [n]. 1464 See the constructor for [llvm::GlobalAlias]. *) 1465val add_alias : llmodule -> lltype -> llvalue -> string -> llvalue 1466 1467 1468(** {7 Operations on functions} *) 1469 1470(** [declare_function name ty m] returns a new function of type [ty] and 1471 with name [name] in module [m]. If such a function already exists, 1472 it is returned. If the type of the existing function differs, then a bitcast 1473 to [ty] is returned. *) 1474val declare_function : string -> lltype -> llmodule -> llvalue 1475 1476(** [define_function name ty m] creates a new function with name [name] and 1477 type [ty] in module [m]. If the named function already exists, it is 1478 renamed. An entry basic block is created in the function. 1479 See the constructor of [llvm::GlobalVariable]. *) 1480val define_function : string -> lltype -> llmodule -> llvalue 1481 1482(** [lookup_function name m] returns [Some f] if a function with name 1483 [name] exists in module [m]. If no such function exists, returns [None]. 1484 See the method [llvm::Module] constructor. *) 1485val lookup_function : string -> llmodule -> llvalue option 1486 1487(** [delete_function f] destroys the function [f]. 1488 See the method [llvm::Function::eraseFromParent]. *) 1489val delete_function : llvalue -> unit 1490 1491(** [function_begin m] returns the first position in the function list of the 1492 module [m]. [function_begin] and [function_succ] can be used to iterate over 1493 the function list in order. 1494 See the method [llvm::Module::begin]. *) 1495val function_begin : llmodule -> (llmodule, llvalue) llpos 1496 1497(** [function_succ gv] returns the function list position succeeding 1498 [Before gv]. 1499 See the method [llvm::Module::iterator::operator++]. *) 1500val function_succ : llvalue -> (llmodule, llvalue) llpos 1501 1502(** [iter_functions f m] applies function [f] to each of the functions of module 1503 [m] in order. Tail recursive. *) 1504val iter_functions : (llvalue -> unit) -> llmodule -> unit 1505 1506(** [fold_left_function f init m] is [f (... (f init f1) ...) fN] where 1507 [f1,...,fN] are the functions of module [m]. Tail recursive. *) 1508val fold_left_functions : ('a -> llvalue -> 'a) -> 'a -> llmodule -> 'a 1509 1510(** [function_end m] returns the last position in the function list of 1511 the module [m]. [function_end] and [function_pred] can be used to iterate 1512 over the function list in reverse. 1513 See the method [llvm::Module::end]. *) 1514val function_end : llmodule -> (llmodule, llvalue) llrev_pos 1515 1516(** [function_pred gv] returns the function list position preceding [After gv]. 1517 See the method [llvm::Module::iterator::operator--]. *) 1518val function_pred : llvalue -> (llmodule, llvalue) llrev_pos 1519 1520(** [rev_iter_functions f fn] applies function [f] to each of the functions of 1521 module [m] in reverse order. Tail recursive. *) 1522val rev_iter_functions : (llvalue -> unit) -> llmodule -> unit 1523 1524(** [fold_right_functions f m init] is [f (... (f init fN) ...) f1] where 1525 [f1,...,fN] are the functions of module [m]. Tail recursive. *) 1526val fold_right_functions : (llvalue -> 'a -> 'a) -> llmodule -> 'a -> 'a 1527 1528(** [is_intrinsic f] returns true if the function [f] is an intrinsic. 1529 See the method [llvm::Function::isIntrinsic]. *) 1530val is_intrinsic : llvalue -> bool 1531 1532(** [function_call_conv f] returns the calling convention of the function [f]. 1533 See the method [llvm::Function::getCallingConv]. *) 1534val function_call_conv : llvalue -> int 1535 1536(** [set_function_call_conv cc f] sets the calling convention of the function 1537 [f] to the calling convention numbered [cc]. 1538 See the method [llvm::Function::setCallingConv]. *) 1539val set_function_call_conv : int -> llvalue -> unit 1540 1541(** [gc f] returns [Some name] if the function [f] has a garbage 1542 collection algorithm specified and [None] otherwise. 1543 See the method [llvm::Function::getGC]. *) 1544val gc : llvalue -> string option 1545 1546(** [set_gc gc f] sets the collection algorithm for the function [f] to 1547 [gc]. See the method [llvm::Function::setGC]. *) 1548val set_gc : string option -> llvalue -> unit 1549 1550(** [add_function_attr f a] adds attribute [a] to the return type of function 1551 [f]. *) 1552val add_function_attr : llvalue -> Attribute.t -> unit 1553 1554(** [add_target_dependent_function_attr f a] adds target-dependent attribute 1555 [a] to function [f]. *) 1556val add_target_dependent_function_attr : llvalue -> string -> string -> unit 1557 1558(** [function_attr f] returns the function attribute for the function [f]. 1559 See the method [llvm::Function::getAttributes] *) 1560val function_attr : llvalue -> Attribute.t list 1561 1562(** [remove_function_attr f a] removes attribute [a] from the return type of 1563 function [f]. *) 1564val remove_function_attr : llvalue -> Attribute.t -> unit 1565 1566 1567(** {7 Operations on params} *) 1568 1569(** [params f] returns the parameters of function [f]. 1570 See the method [llvm::Function::getArgumentList]. *) 1571val params : llvalue -> llvalue array 1572 1573(** [param f n] returns the [n]th parameter of function [f]. 1574 See the method [llvm::Function::getArgumentList]. *) 1575val param : llvalue -> int -> llvalue 1576 1577(** [param_attr p] returns the attributes of parameter [p]. 1578 See the methods [llvm::Function::getAttributes] and 1579 [llvm::Attributes::getParamAttributes] *) 1580val param_attr : llvalue -> Attribute.t list 1581 1582(** [param_parent p] returns the parent function that owns the parameter. 1583 See the method [llvm::Argument::getParent]. *) 1584val param_parent : llvalue -> llvalue 1585 1586(** [param_begin f] returns the first position in the parameter list of the 1587 function [f]. [param_begin] and [param_succ] can be used to iterate over 1588 the parameter list in order. 1589 See the method [llvm::Function::arg_begin]. *) 1590val param_begin : llvalue -> (llvalue, llvalue) llpos 1591 1592(** [param_succ bb] returns the parameter list position succeeding 1593 [Before bb]. 1594 See the method [llvm::Function::arg_iterator::operator++]. *) 1595val param_succ : llvalue -> (llvalue, llvalue) llpos 1596 1597(** [iter_params f fn] applies function [f] to each of the parameters 1598 of function [fn] in order. Tail recursive. *) 1599val iter_params : (llvalue -> unit) -> llvalue -> unit 1600 1601(** [fold_left_params f init fn] is [f (... (f init b1) ...) bN] where 1602 [b1,...,bN] are the parameters of function [fn]. Tail recursive. *) 1603val fold_left_params : ('a -> llvalue -> 'a) -> 'a -> llvalue -> 'a 1604 1605(** [param_end f] returns the last position in the parameter list of 1606 the function [f]. [param_end] and [param_pred] can be used to iterate 1607 over the parameter list in reverse. 1608 See the method [llvm::Function::arg_end]. *) 1609val param_end : llvalue -> (llvalue, llvalue) llrev_pos 1610 1611(** [param_pred gv] returns the function list position preceding [After gv]. 1612 See the method [llvm::Function::arg_iterator::operator--]. *) 1613val param_pred : llvalue -> (llvalue, llvalue) llrev_pos 1614 1615(** [rev_iter_params f fn] applies function [f] to each of the parameters 1616 of function [fn] in reverse order. Tail recursive. *) 1617val rev_iter_params : (llvalue -> unit) -> llvalue -> unit 1618 1619(** [fold_right_params f fn init] is [f (... (f init bN) ...) b1] where 1620 [b1,...,bN] are the parameters of function [fn]. Tail recursive. *) 1621val fold_right_params : (llvalue -> 'a -> 'a) -> llvalue -> 'a -> 'a 1622 1623(** [add_param p a] adds attribute [a] to parameter [p]. *) 1624val add_param_attr : llvalue -> Attribute.t -> unit 1625 1626(** [remove_param_attr p a] removes attribute [a] from parameter [p]. *) 1627val remove_param_attr : llvalue -> Attribute.t -> unit 1628 1629(** [set_param_alignment p a] set the alignment of parameter [p] to [a]. *) 1630val set_param_alignment : llvalue -> int -> unit 1631 1632 1633(** {7 Operations on basic blocks} *) 1634 1635(** [basic_blocks fn] returns the basic blocks of the function [f]. 1636 See the method [llvm::Function::getBasicBlockList]. *) 1637val basic_blocks : llvalue -> llbasicblock array 1638 1639(** [entry_block fn] returns the entry basic block of the function [f]. 1640 See the method [llvm::Function::getEntryBlock]. *) 1641val entry_block : llvalue -> llbasicblock 1642 1643(** [delete_block bb] deletes the basic block [bb]. 1644 See the method [llvm::BasicBlock::eraseFromParent]. *) 1645val delete_block : llbasicblock -> unit 1646 1647(** [remove_block bb] removes the basic block [bb] from its parent function. 1648 See the method [llvm::BasicBlock::removeFromParent]. *) 1649val remove_block : llbasicblock -> unit 1650 1651(** [move_block_before pos bb] moves the basic block [bb] before [pos]. 1652 See the method [llvm::BasicBlock::moveBefore]. *) 1653val move_block_before : llbasicblock -> llbasicblock -> unit 1654 1655(** [move_block_after pos bb] moves the basic block [bb] after [pos]. 1656 See the method [llvm::BasicBlock::moveAfter]. *) 1657val move_block_after : llbasicblock -> llbasicblock -> unit 1658 1659(** [append_block c name f] creates a new basic block named [name] at the end of 1660 function [f] in the context [c]. 1661 See the constructor of [llvm::BasicBlock]. *) 1662val append_block : llcontext -> string -> llvalue -> llbasicblock 1663 1664(** [insert_block c name bb] creates a new basic block named [name] before the 1665 basic block [bb] in the context [c]. 1666 See the constructor of [llvm::BasicBlock]. *) 1667val insert_block : llcontext -> string -> llbasicblock -> llbasicblock 1668 1669(** [block_parent bb] returns the parent function that owns the basic block. 1670 See the method [llvm::BasicBlock::getParent]. *) 1671val block_parent : llbasicblock -> llvalue 1672 1673(** [block_begin f] returns the first position in the basic block list of the 1674 function [f]. [block_begin] and [block_succ] can be used to iterate over 1675 the basic block list in order. 1676 See the method [llvm::Function::begin]. *) 1677val block_begin : llvalue -> (llvalue, llbasicblock) llpos 1678 1679(** [block_succ bb] returns the basic block list position succeeding 1680 [Before bb]. 1681 See the method [llvm::Function::iterator::operator++]. *) 1682val block_succ : llbasicblock -> (llvalue, llbasicblock) llpos 1683 1684(** [iter_blocks f fn] applies function [f] to each of the basic blocks 1685 of function [fn] in order. Tail recursive. *) 1686val iter_blocks : (llbasicblock -> unit) -> llvalue -> unit 1687 1688(** [fold_left_blocks f init fn] is [f (... (f init b1) ...) bN] where 1689 [b1,...,bN] are the basic blocks of function [fn]. Tail recursive. *) 1690val fold_left_blocks : ('a -> llbasicblock -> 'a) -> 'a -> llvalue -> 'a 1691 1692(** [block_end f] returns the last position in the basic block list of 1693 the function [f]. [block_end] and [block_pred] can be used to iterate 1694 over the basic block list in reverse. 1695 See the method [llvm::Function::end]. *) 1696val block_end : llvalue -> (llvalue, llbasicblock) llrev_pos 1697 1698(** [block_pred bb] returns the basic block list position preceding [After bb]. 1699 See the method [llvm::Function::iterator::operator--]. *) 1700val block_pred : llbasicblock -> (llvalue, llbasicblock) llrev_pos 1701 1702(** [block_terminator bb] returns the terminator of the basic block [bb]. *) 1703val block_terminator : llbasicblock -> llvalue option 1704 1705(** [rev_iter_blocks f fn] applies function [f] to each of the basic blocks 1706 of function [fn] in reverse order. Tail recursive. *) 1707val rev_iter_blocks : (llbasicblock -> unit) -> llvalue -> unit 1708 1709(** [fold_right_blocks f fn init] is [f (... (f init bN) ...) b1] where 1710 [b1,...,bN] are the basic blocks of function [fn]. Tail recursive. *) 1711val fold_right_blocks : (llbasicblock -> 'a -> 'a) -> llvalue -> 'a -> 'a 1712 1713(** [value_of_block bb] losslessly casts [bb] to an [llvalue]. *) 1714val value_of_block : llbasicblock -> llvalue 1715 1716(** [value_is_block v] returns [true] if the value [v] is a basic block and 1717 [false] otherwise. 1718 Similar to [llvm::isa<BasicBlock>]. *) 1719val value_is_block : llvalue -> bool 1720 1721(** [block_of_value v] losslessly casts [v] to an [llbasicblock]. *) 1722val block_of_value : llvalue -> llbasicblock 1723 1724 1725(** {7 Operations on instructions} *) 1726 1727(** [instr_parent i] is the enclosing basic block of the instruction [i]. 1728 See the method [llvm::Instruction::getParent]. *) 1729val instr_parent : llvalue -> llbasicblock 1730 1731(** [delete_instruction i] deletes the instruction [i]. 1732 * See the method [llvm::Instruction::eraseFromParent]. *) 1733val delete_instruction : llvalue -> unit 1734 1735(** [instr_begin bb] returns the first position in the instruction list of the 1736 basic block [bb]. [instr_begin] and [instr_succ] can be used to iterate over 1737 the instruction list in order. 1738 See the method [llvm::BasicBlock::begin]. *) 1739val instr_begin : llbasicblock -> (llbasicblock, llvalue) llpos 1740 1741(** [instr_succ i] returns the instruction list position succeeding [Before i]. 1742 See the method [llvm::BasicBlock::iterator::operator++]. *) 1743val instr_succ : llvalue -> (llbasicblock, llvalue) llpos 1744 1745(** [iter_instrs f bb] applies function [f] to each of the instructions of basic 1746 block [bb] in order. Tail recursive. *) 1747val iter_instrs: (llvalue -> unit) -> llbasicblock -> unit 1748 1749(** [fold_left_instrs f init bb] is [f (... (f init g1) ...) gN] where 1750 [g1,...,gN] are the instructions of basic block [bb]. Tail recursive. *) 1751val fold_left_instrs: ('a -> llvalue -> 'a) -> 'a -> llbasicblock -> 'a 1752 1753(** [instr_end bb] returns the last position in the instruction list of the 1754 basic block [bb]. [instr_end] and [instr_pred] can be used to iterate over 1755 the instruction list in reverse. 1756 See the method [llvm::BasicBlock::end]. *) 1757val instr_end : llbasicblock -> (llbasicblock, llvalue) llrev_pos 1758 1759(** [instr_pred i] returns the instruction list position preceding [After i]. 1760 See the method [llvm::BasicBlock::iterator::operator--]. *) 1761val instr_pred : llvalue -> (llbasicblock, llvalue) llrev_pos 1762 1763(** [fold_right_instrs f bb init] is [f (... (f init fN) ...) f1] where 1764 [f1,...,fN] are the instructions of basic block [bb]. Tail recursive. *) 1765val fold_right_instrs: (llvalue -> 'a -> 'a) -> llbasicblock -> 'a -> 'a 1766 1767(** [inst_opcode i] returns the [Opcode.t] corresponding to instruction [i], 1768 or [Opcode.Invalid] if [i] is not an instruction. *) 1769val instr_opcode : llvalue -> Opcode.t 1770 1771(** [icmp_predicate i] returns the [Icmp.t] corresponding to an [icmp] 1772 instruction [i]. *) 1773val icmp_predicate : llvalue -> Icmp.t option 1774 1775(** [fcmp_predicate i] returns the [fcmp.t] corresponding to an [fcmp] 1776 instruction [i]. *) 1777val fcmp_predicate : llvalue -> Fcmp.t option 1778 1779(** [inst_clone i] returns a copy of instruction [i], 1780 The instruction has no parent, and no name. 1781 See the method [llvm::Instruction::clone]. *) 1782val instr_clone : llvalue -> llvalue 1783 1784 1785(** {7 Operations on call sites} *) 1786 1787(** [instruction_call_conv ci] is the calling convention for the call or invoke 1788 instruction [ci], which may be one of the values from the module 1789 {!CallConv}. See the method [llvm::CallInst::getCallingConv] and 1790 [llvm::InvokeInst::getCallingConv]. *) 1791val instruction_call_conv: llvalue -> int 1792 1793(** [set_instruction_call_conv cc ci] sets the calling convention for the call 1794 or invoke instruction [ci] to the integer [cc], which can be one of the 1795 values from the module {!CallConv}. 1796 See the method [llvm::CallInst::setCallingConv] 1797 and [llvm::InvokeInst::setCallingConv]. *) 1798val set_instruction_call_conv: int -> llvalue -> unit 1799 1800(** [add_instruction_param_attr ci i a] adds attribute [a] to the [i]th 1801 parameter of the call or invoke instruction [ci]. [i]=0 denotes the return 1802 value. *) 1803val add_instruction_param_attr : llvalue -> int -> Attribute.t -> unit 1804 1805(** [remove_instruction_param_attr ci i a] removes attribute [a] from the 1806 [i]th parameter of the call or invoke instruction [ci]. [i]=0 denotes the 1807 return value. *) 1808val remove_instruction_param_attr : llvalue -> int -> Attribute.t -> unit 1809 1810 1811(** {7 Operations on call instructions (only)} *) 1812 1813(** [is_tail_call ci] is [true] if the call instruction [ci] is flagged as 1814 eligible for tail call optimization, [false] otherwise. 1815 See the method [llvm::CallInst::isTailCall]. *) 1816val is_tail_call : llvalue -> bool 1817 1818(** [set_tail_call tc ci] flags the call instruction [ci] as eligible for tail 1819 call optimization if [tc] is [true], clears otherwise. 1820 See the method [llvm::CallInst::setTailCall]. *) 1821val set_tail_call : bool -> llvalue -> unit 1822 1823 1824(** {7 Operations on load/store instructions (only)} *) 1825 1826(** [is_volatile i] is [true] if the load or store instruction [i] is marked 1827 as volatile. 1828 See the methods [llvm::LoadInst::isVolatile] and 1829 [llvm::StoreInst::isVolatile]. *) 1830val is_volatile : llvalue -> bool 1831 1832(** [set_volatile v i] marks the load or store instruction [i] as volatile 1833 if [v] is [true], unmarks otherwise. 1834 See the methods [llvm::LoadInst::setVolatile] and 1835 [llvm::StoreInst::setVolatile]. *) 1836val set_volatile : bool -> llvalue -> unit 1837 1838(** {7 Operations on terminators} *) 1839 1840(** [is_terminator v] returns true if the instruction [v] is a terminator. *) 1841val is_terminator : llvalue -> bool 1842 1843(** [successor v i] returns the successor at index [i] for the value [v]. 1844 See the method [llvm::TerminatorInst::getSuccessor]. *) 1845val successor : llvalue -> int -> llbasicblock 1846 1847(** [set_successor v i o] sets the successor of the value [v] at the index [i] to 1848 the value [o]. 1849 See the method [llvm::TerminatorInst::setSuccessor]. *) 1850val set_successor : llvalue -> int -> llbasicblock -> unit 1851 1852(** [num_successors v] returns the number of successors for the value [v]. 1853 See the method [llvm::TerminatorInst::getNumSuccessors]. *) 1854val num_successors : llvalue -> int 1855 1856(** [successors v] returns the successors of [v]. *) 1857val successors : llvalue -> llbasicblock array 1858 1859(** [iter_successors f v] applies function f to each successor [v] in order. Tail recursive. *) 1860val iter_successors : (llbasicblock -> unit) -> llvalue -> unit 1861 1862(** [fold_successors f v init] is [f (... (f init vN) ...) v1] where [v1,...,vN] are the successors of [v]. Tail recursive. *) 1863val fold_successors : (llbasicblock -> 'a -> 'a) -> llvalue -> 'a -> 'a 1864 1865(** {7 Operations on branches} *) 1866 1867(** [is_conditional v] returns true if the branch instruction [v] is conditional. 1868 See the method [llvm::BranchInst::isConditional]. *) 1869val is_conditional : llvalue -> bool 1870 1871(** [condition v] return the condition of the branch instruction [v]. 1872 See the method [llvm::BranchInst::getCondition]. *) 1873val condition : llvalue -> llvalue 1874 1875(** [set_condition v c] sets the condition of the branch instruction [v] to the value [c]. 1876 See the method [llvm::BranchInst::setCondition]. *) 1877val set_condition : llvalue -> llvalue -> unit 1878 1879(** [get_branch c] returns a description of the branch instruction [c]. *) 1880val get_branch : llvalue -> 1881 [ `Conditional of llvalue * llbasicblock * llbasicblock 1882 | `Unconditional of llbasicblock ] 1883 option 1884 1885(** {7 Operations on phi nodes} *) 1886 1887(** [add_incoming (v, bb) pn] adds the value [v] to the phi node [pn] for use 1888 with branches from [bb]. See the method [llvm::PHINode::addIncoming]. *) 1889val add_incoming : (llvalue * llbasicblock) -> llvalue -> unit 1890 1891(** [incoming pn] returns the list of value-block pairs for phi node [pn]. 1892 See the method [llvm::PHINode::getIncomingValue]. *) 1893val incoming : llvalue -> (llvalue * llbasicblock) list 1894 1895 1896 1897(** {6 Instruction builders} *) 1898 1899(** [builder context] creates an instruction builder with no position in 1900 the context [context]. It is invalid to use this builder until its position 1901 is set with {!position_before} or {!position_at_end}. See the constructor 1902 for [llvm::LLVMBuilder]. *) 1903val builder : llcontext -> llbuilder 1904 1905(** [builder_at ip] creates an instruction builder positioned at [ip]. 1906 See the constructor for [llvm::LLVMBuilder]. *) 1907val builder_at : llcontext -> (llbasicblock, llvalue) llpos -> llbuilder 1908 1909(** [builder_before ins] creates an instruction builder positioned before the 1910 instruction [isn]. See the constructor for [llvm::LLVMBuilder]. *) 1911val builder_before : llcontext -> llvalue -> llbuilder 1912 1913(** [builder_at_end bb] creates an instruction builder positioned at the end of 1914 the basic block [bb]. See the constructor for [llvm::LLVMBuilder]. *) 1915val builder_at_end : llcontext -> llbasicblock -> llbuilder 1916 1917(** [position_builder ip bb] moves the instruction builder [bb] to the position 1918 [ip]. 1919 See the constructor for [llvm::LLVMBuilder]. *) 1920val position_builder : (llbasicblock, llvalue) llpos -> llbuilder -> unit 1921 1922(** [position_before ins b] moves the instruction builder [b] to before the 1923 instruction [isn]. See the method [llvm::LLVMBuilder::SetInsertPoint]. *) 1924val position_before : llvalue -> llbuilder -> unit 1925 1926(** [position_at_end bb b] moves the instruction builder [b] to the end of the 1927 basic block [bb]. See the method [llvm::LLVMBuilder::SetInsertPoint]. *) 1928val position_at_end : llbasicblock -> llbuilder -> unit 1929 1930(** [insertion_block b] returns the basic block that the builder [b] is 1931 positioned to insert into. Raises [Not_Found] if the instruction builder is 1932 uninitialized. 1933 See the method [llvm::LLVMBuilder::GetInsertBlock]. *) 1934val insertion_block : llbuilder -> llbasicblock 1935 1936(** [insert_into_builder i name b] inserts the specified instruction [i] at the 1937 position specified by the instruction builder [b]. 1938 See the method [llvm::LLVMBuilder::Insert]. *) 1939val insert_into_builder : llvalue -> string -> llbuilder -> unit 1940 1941 1942(** {7 Metadata} *) 1943 1944(** [set_current_debug_location b md] sets the current debug location [md] in 1945 the builder [b]. 1946 See the method [llvm::IRBuilder::SetDebugLocation]. *) 1947val set_current_debug_location : llbuilder -> llvalue -> unit 1948 1949(** [clear_current_debug_location b] clears the current debug location in the 1950 builder [b]. *) 1951val clear_current_debug_location : llbuilder -> unit 1952 1953(** [current_debug_location b] returns the current debug location, or None 1954 if none is currently set. 1955 See the method [llvm::IRBuilder::GetDebugLocation]. *) 1956val current_debug_location : llbuilder -> llvalue option 1957 1958(** [set_inst_debug_location b i] sets the current debug location of the builder 1959 [b] to the instruction [i]. 1960 See the method [llvm::IRBuilder::SetInstDebugLocation]. *) 1961val set_inst_debug_location : llbuilder -> llvalue -> unit 1962 1963 1964(** {7 Terminators} *) 1965 1966(** [build_ret_void b] creates a 1967 [ret void] 1968 instruction at the position specified by the instruction builder [b]. 1969 See the method [llvm::LLVMBuilder::CreateRetVoid]. *) 1970val build_ret_void : llbuilder -> llvalue 1971 1972(** [build_ret v b] creates a 1973 [ret %v] 1974 instruction at the position specified by the instruction builder [b]. 1975 See the method [llvm::LLVMBuilder::CreateRet]. *) 1976val build_ret : llvalue -> llbuilder -> llvalue 1977 1978(** [build_aggregate_ret vs b] creates a 1979 [ret {...} { %v1, %v2, ... } ] 1980 instruction at the position specified by the instruction builder [b]. 1981 See the method [llvm::LLVMBuilder::CreateAggregateRet]. *) 1982val build_aggregate_ret : llvalue array -> llbuilder -> llvalue 1983 1984(** [build_br bb b] creates a 1985 [br %bb] 1986 instruction at the position specified by the instruction builder [b]. 1987 See the method [llvm::LLVMBuilder::CreateBr]. *) 1988val build_br : llbasicblock -> llbuilder -> llvalue 1989 1990(** [build_cond_br cond tbb fbb b] creates a 1991 [br %cond, %tbb, %fbb] 1992 instruction at the position specified by the instruction builder [b]. 1993 See the method [llvm::LLVMBuilder::CreateCondBr]. *) 1994val build_cond_br : llvalue -> llbasicblock -> llbasicblock -> llbuilder -> 1995 llvalue 1996 1997(** [build_switch case elsebb count b] creates an empty 1998 [switch %case, %elsebb] 1999 instruction at the position specified by the instruction builder [b] with 2000 space reserved for [count] cases. 2001 See the method [llvm::LLVMBuilder::CreateSwitch]. *) 2002val build_switch : llvalue -> llbasicblock -> int -> llbuilder -> llvalue 2003 2004(** [build_malloc ty name b] creates an [malloc] 2005 instruction at the position specified by the instruction builder [b]. 2006 See the method [llvm::CallInst::CreateMalloc]. *) 2007val build_malloc : lltype -> string -> llbuilder -> llvalue 2008 2009(** [build_array_malloc ty val name b] creates an [array malloc] 2010 instruction at the position specified by the instruction builder [b]. 2011 See the method [llvm::CallInst::CreateArrayMalloc]. *) 2012val build_array_malloc : lltype -> llvalue -> string -> llbuilder -> llvalue 2013 2014(** [build_free p b] creates a [free] 2015 instruction at the position specified by the instruction builder [b]. 2016 See the method [llvm::LLVMBuilder::CreateFree]. *) 2017val build_free : llvalue -> llbuilder -> llvalue 2018 2019(** [add_case sw onval bb] causes switch instruction [sw] to branch to [bb] 2020 when its input matches the constant [onval]. 2021 See the method [llvm::SwitchInst::addCase]. **) 2022val add_case : llvalue -> llvalue -> llbasicblock -> unit 2023 2024(** [switch_default_dest sw] returns the default destination of the [switch] 2025 instruction. 2026 See the method [llvm:;SwitchInst::getDefaultDest]. **) 2027val switch_default_dest : llvalue -> llbasicblock 2028 2029(** [build_indirect_br addr count b] creates a 2030 [indirectbr %addr] 2031 instruction at the position specified by the instruction builder [b] with 2032 space reserved for [count] destinations. 2033 See the method [llvm::LLVMBuilder::CreateIndirectBr]. *) 2034val build_indirect_br : llvalue -> int -> llbuilder -> llvalue 2035 2036(** [add_destination br bb] adds the basic block [bb] as a possible branch 2037 location for the indirectbr instruction [br]. 2038 See the method [llvm::IndirectBrInst::addDestination]. **) 2039val add_destination : llvalue -> llbasicblock -> unit 2040 2041(** [build_invoke fn args tobb unwindbb name b] creates an 2042 [%name = invoke %fn(args) to %tobb unwind %unwindbb] 2043 instruction at the position specified by the instruction builder [b]. 2044 See the method [llvm::LLVMBuilder::CreateInvoke]. *) 2045val build_invoke : llvalue -> llvalue array -> llbasicblock -> 2046 llbasicblock -> string -> llbuilder -> llvalue 2047 2048(** [build_landingpad ty persfn numclauses name b] creates an 2049 [landingpad] 2050 instruction at the position specified by the instruction builder [b]. 2051 See the method [llvm::LLVMBuilder::CreateLandingPad]. *) 2052val build_landingpad : lltype -> llvalue -> int -> string -> llbuilder -> 2053 llvalue 2054 2055(** [set_cleanup lp] sets the cleanup flag in the [landingpad]instruction. 2056 See the method [llvm::LandingPadInst::setCleanup]. *) 2057val set_cleanup : llvalue -> bool -> unit 2058 2059(** [add_clause lp clause] adds the clause to the [landingpad]instruction. 2060 See the method [llvm::LandingPadInst::addClause]. *) 2061val add_clause : llvalue -> llvalue -> unit 2062 2063(** [build_resume exn b] builds a [resume exn] instruction 2064 at the position specified by the instruction builder [b]. 2065 See the method [llvm::LLVMBuilder::CreateResume] *) 2066val build_resume : llvalue -> llbuilder -> llvalue 2067 2068(** [build_unreachable b] creates an 2069 [unreachable] 2070 instruction at the position specified by the instruction builder [b]. 2071 See the method [llvm::LLVMBuilder::CreateUnwind]. *) 2072val build_unreachable : llbuilder -> llvalue 2073 2074 2075(** {7 Arithmetic} *) 2076 2077(** [build_add x y name b] creates a 2078 [%name = add %x, %y] 2079 instruction at the position specified by the instruction builder [b]. 2080 See the method [llvm::LLVMBuilder::CreateAdd]. *) 2081val build_add : llvalue -> llvalue -> string -> llbuilder -> llvalue 2082 2083(** [build_nsw_add x y name b] creates a 2084 [%name = nsw add %x, %y] 2085 instruction at the position specified by the instruction builder [b]. 2086 See the method [llvm::LLVMBuilder::CreateNSWAdd]. *) 2087val build_nsw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue 2088 2089(** [build_nuw_add x y name b] creates a 2090 [%name = nuw add %x, %y] 2091 instruction at the position specified by the instruction builder [b]. 2092 See the method [llvm::LLVMBuilder::CreateNUWAdd]. *) 2093val build_nuw_add : llvalue -> llvalue -> string -> llbuilder -> llvalue 2094 2095(** [build_fadd x y name b] creates a 2096 [%name = fadd %x, %y] 2097 instruction at the position specified by the instruction builder [b]. 2098 See the method [llvm::LLVMBuilder::CreateFAdd]. *) 2099val build_fadd : llvalue -> llvalue -> string -> llbuilder -> llvalue 2100 2101(** [build_sub x y name b] creates a 2102 [%name = sub %x, %y] 2103 instruction at the position specified by the instruction builder [b]. 2104 See the method [llvm::LLVMBuilder::CreateSub]. *) 2105val build_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue 2106 2107(** [build_nsw_sub x y name b] creates a 2108 [%name = nsw sub %x, %y] 2109 instruction at the position specified by the instruction builder [b]. 2110 See the method [llvm::LLVMBuilder::CreateNSWSub]. *) 2111val build_nsw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue 2112 2113(** [build_nuw_sub x y name b] creates a 2114 [%name = nuw sub %x, %y] 2115 instruction at the position specified by the instruction builder [b]. 2116 See the method [llvm::LLVMBuilder::CreateNUWSub]. *) 2117val build_nuw_sub : llvalue -> llvalue -> string -> llbuilder -> llvalue 2118 2119(** [build_fsub x y name b] creates a 2120 [%name = fsub %x, %y] 2121 instruction at the position specified by the instruction builder [b]. 2122 See the method [llvm::LLVMBuilder::CreateFSub]. *) 2123val build_fsub : llvalue -> llvalue -> string -> llbuilder -> llvalue 2124 2125(** [build_mul x y name b] creates a 2126 [%name = mul %x, %y] 2127 instruction at the position specified by the instruction builder [b]. 2128 See the method [llvm::LLVMBuilder::CreateMul]. *) 2129val build_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue 2130 2131(** [build_nsw_mul x y name b] creates a 2132 [%name = nsw mul %x, %y] 2133 instruction at the position specified by the instruction builder [b]. 2134 See the method [llvm::LLVMBuilder::CreateNSWMul]. *) 2135val build_nsw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue 2136 2137(** [build_nuw_mul x y name b] creates a 2138 [%name = nuw mul %x, %y] 2139 instruction at the position specified by the instruction builder [b]. 2140 See the method [llvm::LLVMBuilder::CreateNUWMul]. *) 2141val build_nuw_mul : llvalue -> llvalue -> string -> llbuilder -> llvalue 2142 2143(** [build_fmul x y name b] creates a 2144 [%name = fmul %x, %y] 2145 instruction at the position specified by the instruction builder [b]. 2146 See the method [llvm::LLVMBuilder::CreateFMul]. *) 2147val build_fmul : llvalue -> llvalue -> string -> llbuilder -> llvalue 2148 2149(** [build_udiv x y name b] creates a 2150 [%name = udiv %x, %y] 2151 instruction at the position specified by the instruction builder [b]. 2152 See the method [llvm::LLVMBuilder::CreateUDiv]. *) 2153val build_udiv : llvalue -> llvalue -> string -> llbuilder -> llvalue 2154 2155(** [build_sdiv x y name b] creates a 2156 [%name = sdiv %x, %y] 2157 instruction at the position specified by the instruction builder [b]. 2158 See the method [llvm::LLVMBuilder::CreateSDiv]. *) 2159val build_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue 2160 2161(** [build_exact_sdiv x y name b] creates a 2162 [%name = exact sdiv %x, %y] 2163 instruction at the position specified by the instruction builder [b]. 2164 See the method [llvm::LLVMBuilder::CreateExactSDiv]. *) 2165val build_exact_sdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue 2166 2167(** [build_fdiv x y name b] creates a 2168 [%name = fdiv %x, %y] 2169 instruction at the position specified by the instruction builder [b]. 2170 See the method [llvm::LLVMBuilder::CreateFDiv]. *) 2171val build_fdiv : llvalue -> llvalue -> string -> llbuilder -> llvalue 2172 2173(** [build_urem x y name b] creates a 2174 [%name = urem %x, %y] 2175 instruction at the position specified by the instruction builder [b]. 2176 See the method [llvm::LLVMBuilder::CreateURem]. *) 2177val build_urem : llvalue -> llvalue -> string -> llbuilder -> llvalue 2178 2179(** [build_SRem x y name b] creates a 2180 [%name = srem %x, %y] 2181 instruction at the position specified by the instruction builder [b]. 2182 See the method [llvm::LLVMBuilder::CreateSRem]. *) 2183val build_srem : llvalue -> llvalue -> string -> llbuilder -> llvalue 2184 2185(** [build_frem x y name b] creates a 2186 [%name = frem %x, %y] 2187 instruction at the position specified by the instruction builder [b]. 2188 See the method [llvm::LLVMBuilder::CreateFRem]. *) 2189val build_frem : llvalue -> llvalue -> string -> llbuilder -> llvalue 2190 2191(** [build_shl x y name b] creates a 2192 [%name = shl %x, %y] 2193 instruction at the position specified by the instruction builder [b]. 2194 See the method [llvm::LLVMBuilder::CreateShl]. *) 2195val build_shl : llvalue -> llvalue -> string -> llbuilder -> llvalue 2196 2197(** [build_lshr x y name b] creates a 2198 [%name = lshr %x, %y] 2199 instruction at the position specified by the instruction builder [b]. 2200 See the method [llvm::LLVMBuilder::CreateLShr]. *) 2201val build_lshr : llvalue -> llvalue -> string -> llbuilder -> llvalue 2202 2203(** [build_ashr x y name b] creates a 2204 [%name = ashr %x, %y] 2205 instruction at the position specified by the instruction builder [b]. 2206 See the method [llvm::LLVMBuilder::CreateAShr]. *) 2207val build_ashr : llvalue -> llvalue -> string -> llbuilder -> llvalue 2208 2209(** [build_and x y name b] creates a 2210 [%name = and %x, %y] 2211 instruction at the position specified by the instruction builder [b]. 2212 See the method [llvm::LLVMBuilder::CreateAnd]. *) 2213val build_and : llvalue -> llvalue -> string -> llbuilder -> llvalue 2214 2215(** [build_or x y name b] creates a 2216 [%name = or %x, %y] 2217 instruction at the position specified by the instruction builder [b]. 2218 See the method [llvm::LLVMBuilder::CreateOr]. *) 2219val build_or : llvalue -> llvalue -> string -> llbuilder -> llvalue 2220 2221(** [build_xor x y name b] creates a 2222 [%name = xor %x, %y] 2223 instruction at the position specified by the instruction builder [b]. 2224 See the method [llvm::LLVMBuilder::CreateXor]. *) 2225val build_xor : llvalue -> llvalue -> string -> llbuilder -> llvalue 2226 2227(** [build_neg x name b] creates a 2228 [%name = sub 0, %x] 2229 instruction at the position specified by the instruction builder [b]. 2230 [-0.0] is used for floating point types to compute the correct sign. 2231 See the method [llvm::LLVMBuilder::CreateNeg]. *) 2232val build_neg : llvalue -> string -> llbuilder -> llvalue 2233 2234(** [build_nsw_neg x name b] creates a 2235 [%name = nsw sub 0, %x] 2236 instruction at the position specified by the instruction builder [b]. 2237 [-0.0] is used for floating point types to compute the correct sign. 2238 See the method [llvm::LLVMBuilder::CreateNeg]. *) 2239val build_nsw_neg : llvalue -> string -> llbuilder -> llvalue 2240 2241(** [build_nuw_neg x name b] creates a 2242 [%name = nuw sub 0, %x] 2243 instruction at the position specified by the instruction builder [b]. 2244 [-0.0] is used for floating point types to compute the correct sign. 2245 See the method [llvm::LLVMBuilder::CreateNeg]. *) 2246val build_nuw_neg : llvalue -> string -> llbuilder -> llvalue 2247 2248(** [build_fneg x name b] creates a 2249 [%name = fsub 0, %x] 2250 instruction at the position specified by the instruction builder [b]. 2251 [-0.0] is used for floating point types to compute the correct sign. 2252 See the method [llvm::LLVMBuilder::CreateFNeg]. *) 2253val build_fneg : llvalue -> string -> llbuilder -> llvalue 2254 2255(** [build_xor x name b] creates a 2256 [%name = xor %x, -1] 2257 instruction at the position specified by the instruction builder [b]. 2258 [-1] is the correct "all ones" value for the type of [x]. 2259 See the method [llvm::LLVMBuilder::CreateXor]. *) 2260val build_not : llvalue -> string -> llbuilder -> llvalue 2261 2262 2263(** {7 Memory} *) 2264 2265(** [build_alloca ty name b] creates a 2266 [%name = alloca %ty] 2267 instruction at the position specified by the instruction builder [b]. 2268 See the method [llvm::LLVMBuilder::CreateAlloca]. *) 2269val build_alloca : lltype -> string -> llbuilder -> llvalue 2270 2271(** [build_array_alloca ty n name b] creates a 2272 [%name = alloca %ty, %n] 2273 instruction at the position specified by the instruction builder [b]. 2274 See the method [llvm::LLVMBuilder::CreateAlloca]. *) 2275val build_array_alloca : lltype -> llvalue -> string -> llbuilder -> 2276 llvalue 2277 2278(** [build_load v name b] creates a 2279 [%name = load %v] 2280 instruction at the position specified by the instruction builder [b]. 2281 See the method [llvm::LLVMBuilder::CreateLoad]. *) 2282val build_load : llvalue -> string -> llbuilder -> llvalue 2283 2284(** [build_store v p b] creates a 2285 [store %v, %p] 2286 instruction at the position specified by the instruction builder [b]. 2287 See the method [llvm::LLVMBuilder::CreateStore]. *) 2288val build_store : llvalue -> llvalue -> llbuilder -> llvalue 2289 2290(** [build_atomicrmw op ptr val o st b] creates an [atomicrmw] instruction with 2291 operation [op] performed on pointer [ptr] and value [val] with ordering [o] 2292 and singlethread flag set to [st] at the position specified by 2293 the instruction builder [b]. 2294 See the method [llvm::IRBuilder::CreateAtomicRMW]. *) 2295val build_atomicrmw : AtomicRMWBinOp.t -> llvalue -> llvalue -> 2296 AtomicOrdering.t -> bool -> string -> llbuilder -> llvalue 2297 2298(** [build_gep p indices name b] creates a 2299 [%name = getelementptr %p, indices...] 2300 instruction at the position specified by the instruction builder [b]. 2301 See the method [llvm::LLVMBuilder::CreateGetElementPtr]. *) 2302val build_gep : llvalue -> llvalue array -> string -> llbuilder -> llvalue 2303 2304(** [build_in_bounds_gep p indices name b] creates a 2305 [%name = gelementptr inbounds %p, indices...] 2306 instruction at the position specified by the instruction builder [b]. 2307 See the method [llvm::LLVMBuilder::CreateInBoundsGetElementPtr]. *) 2308val build_in_bounds_gep : llvalue -> llvalue array -> string -> llbuilder -> 2309 llvalue 2310 2311(** [build_struct_gep p idx name b] creates a 2312 [%name = getelementptr %p, 0, idx] 2313 instruction at the position specified by the instruction builder [b]. 2314 See the method [llvm::LLVMBuilder::CreateStructGetElementPtr]. *) 2315val build_struct_gep : llvalue -> int -> string -> llbuilder -> 2316 llvalue 2317 2318(** [build_global_string str name b] creates a series of instructions that adds 2319 a global string at the position specified by the instruction builder [b]. 2320 See the method [llvm::LLVMBuilder::CreateGlobalString]. *) 2321val build_global_string : string -> string -> llbuilder -> llvalue 2322 2323(** [build_global_stringptr str name b] creates a series of instructions that 2324 adds a global string pointer at the position specified by the instruction 2325 builder [b]. 2326 See the method [llvm::LLVMBuilder::CreateGlobalStringPtr]. *) 2327val build_global_stringptr : string -> string -> llbuilder -> llvalue 2328 2329 2330(** {7 Casts} *) 2331 2332(** [build_trunc v ty name b] creates a 2333 [%name = trunc %p to %ty] 2334 instruction at the position specified by the instruction builder [b]. 2335 See the method [llvm::LLVMBuilder::CreateTrunc]. *) 2336val build_trunc : llvalue -> lltype -> string -> llbuilder -> llvalue 2337 2338(** [build_zext v ty name b] creates a 2339 [%name = zext %p to %ty] 2340 instruction at the position specified by the instruction builder [b]. 2341 See the method [llvm::LLVMBuilder::CreateZExt]. *) 2342val build_zext : llvalue -> lltype -> string -> llbuilder -> llvalue 2343 2344(** [build_sext v ty name b] creates a 2345 [%name = sext %p to %ty] 2346 instruction at the position specified by the instruction builder [b]. 2347 See the method [llvm::LLVMBuilder::CreateSExt]. *) 2348val build_sext : llvalue -> lltype -> string -> llbuilder -> llvalue 2349 2350(** [build_fptoui v ty name b] creates a 2351 [%name = fptoui %p to %ty] 2352 instruction at the position specified by the instruction builder [b]. 2353 See the method [llvm::LLVMBuilder::CreateFPToUI]. *) 2354val build_fptoui : llvalue -> lltype -> string -> llbuilder -> llvalue 2355 2356(** [build_fptosi v ty name b] creates a 2357 [%name = fptosi %p to %ty] 2358 instruction at the position specified by the instruction builder [b]. 2359 See the method [llvm::LLVMBuilder::CreateFPToSI]. *) 2360val build_fptosi : llvalue -> lltype -> string -> llbuilder -> llvalue 2361 2362(** [build_uitofp v ty name b] creates a 2363 [%name = uitofp %p to %ty] 2364 instruction at the position specified by the instruction builder [b]. 2365 See the method [llvm::LLVMBuilder::CreateUIToFP]. *) 2366val build_uitofp : llvalue -> lltype -> string -> llbuilder -> llvalue 2367 2368(** [build_sitofp v ty name b] creates a 2369 [%name = sitofp %p to %ty] 2370 instruction at the position specified by the instruction builder [b]. 2371 See the method [llvm::LLVMBuilder::CreateSIToFP]. *) 2372val build_sitofp : llvalue -> lltype -> string -> llbuilder -> llvalue 2373 2374(** [build_fptrunc v ty name b] creates a 2375 [%name = fptrunc %p to %ty] 2376 instruction at the position specified by the instruction builder [b]. 2377 See the method [llvm::LLVMBuilder::CreateFPTrunc]. *) 2378val build_fptrunc : llvalue -> lltype -> string -> llbuilder -> llvalue 2379 2380(** [build_fpext v ty name b] creates a 2381 [%name = fpext %p to %ty] 2382 instruction at the position specified by the instruction builder [b]. 2383 See the method [llvm::LLVMBuilder::CreateFPExt]. *) 2384val build_fpext : llvalue -> lltype -> string -> llbuilder -> llvalue 2385 2386(** [build_ptrtoint v ty name b] creates a 2387 [%name = prtotint %p to %ty] 2388 instruction at the position specified by the instruction builder [b]. 2389 See the method [llvm::LLVMBuilder::CreatePtrToInt]. *) 2390val build_ptrtoint : llvalue -> lltype -> string -> llbuilder -> llvalue 2391 2392(** [build_inttoptr v ty name b] creates a 2393 [%name = inttoptr %p to %ty] 2394 instruction at the position specified by the instruction builder [b]. 2395 See the method [llvm::LLVMBuilder::CreateIntToPtr]. *) 2396val build_inttoptr : llvalue -> lltype -> string -> llbuilder -> llvalue 2397 2398(** [build_bitcast v ty name b] creates a 2399 [%name = bitcast %p to %ty] 2400 instruction at the position specified by the instruction builder [b]. 2401 See the method [llvm::LLVMBuilder::CreateBitCast]. *) 2402val build_bitcast : llvalue -> lltype -> string -> llbuilder -> llvalue 2403 2404(** [build_zext_or_bitcast v ty name b] creates a zext or bitcast 2405 instruction at the position specified by the instruction builder [b]. 2406 See the method [llvm::LLVMBuilder::CreateZExtOrBitCast]. *) 2407val build_zext_or_bitcast : llvalue -> lltype -> string -> llbuilder -> 2408 llvalue 2409 2410(** [build_sext_or_bitcast v ty name b] creates a sext or bitcast 2411 instruction at the position specified by the instruction builder [b]. 2412 See the method [llvm::LLVMBuilder::CreateSExtOrBitCast]. *) 2413val build_sext_or_bitcast : llvalue -> lltype -> string -> llbuilder -> 2414 llvalue 2415 2416(** [build_trunc_or_bitcast v ty name b] creates a trunc or bitcast 2417 instruction at the position specified by the instruction builder [b]. 2418 See the method [llvm::LLVMBuilder::CreateZExtOrBitCast]. *) 2419val build_trunc_or_bitcast : llvalue -> lltype -> string -> llbuilder -> 2420 llvalue 2421 2422(** [build_pointercast v ty name b] creates a bitcast or pointer-to-int 2423 instruction at the position specified by the instruction builder [b]. 2424 See the method [llvm::LLVMBuilder::CreatePointerCast]. *) 2425val build_pointercast : llvalue -> lltype -> string -> llbuilder -> llvalue 2426 2427(** [build_intcast v ty name b] creates a zext, bitcast, or trunc 2428 instruction at the position specified by the instruction builder [b]. 2429 See the method [llvm::LLVMBuilder::CreateIntCast]. *) 2430val build_intcast : llvalue -> lltype -> string -> llbuilder -> llvalue 2431 2432(** [build_fpcast v ty name b] creates a fpext, bitcast, or fptrunc 2433 instruction at the position specified by the instruction builder [b]. 2434 See the method [llvm::LLVMBuilder::CreateFPCast]. *) 2435val build_fpcast : llvalue -> lltype -> string -> llbuilder -> llvalue 2436 2437 2438(** {7 Comparisons} *) 2439 2440(** [build_icmp pred x y name b] creates a 2441 [%name = icmp %pred %x, %y] 2442 instruction at the position specified by the instruction builder [b]. 2443 See the method [llvm::LLVMBuilder::CreateICmp]. *) 2444val build_icmp : Icmp.t -> llvalue -> llvalue -> string -> 2445 llbuilder -> llvalue 2446 2447(** [build_fcmp pred x y name b] creates a 2448 [%name = fcmp %pred %x, %y] 2449 instruction at the position specified by the instruction builder [b]. 2450 See the method [llvm::LLVMBuilder::CreateFCmp]. *) 2451val build_fcmp : Fcmp.t -> llvalue -> llvalue -> string -> 2452 llbuilder -> llvalue 2453 2454 2455(** {7 Miscellaneous instructions} *) 2456 2457(** [build_phi incoming name b] creates a 2458 [%name = phi %incoming] 2459 instruction at the position specified by the instruction builder [b]. 2460 [incoming] is a list of [(llvalue, llbasicblock)] tuples. 2461 See the method [llvm::LLVMBuilder::CreatePHI]. *) 2462val build_phi : (llvalue * llbasicblock) list -> string -> llbuilder -> 2463 llvalue 2464 2465(** [build_empty_phi ty name b] creates a 2466 [%name = phi %ty] instruction at the position specified by 2467 the instruction builder [b]. [ty] is the type of the instruction. 2468 See the method [llvm::LLVMBuilder::CreatePHI]. *) 2469val build_empty_phi : lltype -> string -> llbuilder -> llvalue 2470 2471(** [build_call fn args name b] creates a 2472 [%name = call %fn(args...)] 2473 instruction at the position specified by the instruction builder [b]. 2474 See the method [llvm::LLVMBuilder::CreateCall]. *) 2475val build_call : llvalue -> llvalue array -> string -> llbuilder -> llvalue 2476 2477(** [build_select cond thenv elsev name b] creates a 2478 [%name = select %cond, %thenv, %elsev] 2479 instruction at the position specified by the instruction builder [b]. 2480 See the method [llvm::LLVMBuilder::CreateSelect]. *) 2481val build_select : llvalue -> llvalue -> llvalue -> string -> llbuilder -> 2482 llvalue 2483 2484(** [build_va_arg valist argty name b] creates a 2485 [%name = va_arg %valist, %argty] 2486 instruction at the position specified by the instruction builder [b]. 2487 See the method [llvm::LLVMBuilder::CreateVAArg]. *) 2488val build_va_arg : llvalue -> lltype -> string -> llbuilder -> llvalue 2489 2490(** [build_extractelement vec i name b] creates a 2491 [%name = extractelement %vec, %i] 2492 instruction at the position specified by the instruction builder [b]. 2493 See the method [llvm::LLVMBuilder::CreateExtractElement]. *) 2494val build_extractelement : llvalue -> llvalue -> string -> llbuilder -> 2495 llvalue 2496 2497(** [build_insertelement vec elt i name b] creates a 2498 [%name = insertelement %vec, %elt, %i] 2499 instruction at the position specified by the instruction builder [b]. 2500 See the method [llvm::LLVMBuilder::CreateInsertElement]. *) 2501val build_insertelement : llvalue -> llvalue -> llvalue -> string -> 2502 llbuilder -> llvalue 2503 2504(** [build_shufflevector veca vecb mask name b] creates a 2505 [%name = shufflevector %veca, %vecb, %mask] 2506 instruction at the position specified by the instruction builder [b]. 2507 See the method [llvm::LLVMBuilder::CreateShuffleVector]. *) 2508val build_shufflevector : llvalue -> llvalue -> llvalue -> string -> 2509 llbuilder -> llvalue 2510 2511(** [build_extractvalue agg idx name b] creates a 2512 [%name = extractvalue %agg, %idx] 2513 instruction at the position specified by the instruction builder [b]. 2514 See the method [llvm::LLVMBuilder::CreateExtractValue]. *) 2515val build_extractvalue : llvalue -> int -> string -> llbuilder -> llvalue 2516 2517 2518(** [build_insertvalue agg val idx name b] creates a 2519 [%name = insertvalue %agg, %val, %idx] 2520 instruction at the position specified by the instruction builder [b]. 2521 See the method [llvm::LLVMBuilder::CreateInsertValue]. *) 2522val build_insertvalue : llvalue -> llvalue -> int -> string -> llbuilder -> 2523 llvalue 2524 2525(** [build_is_null val name b] creates a 2526 [%name = icmp eq %val, null] 2527 instruction at the position specified by the instruction builder [b]. 2528 See the method [llvm::LLVMBuilder::CreateIsNull]. *) 2529val build_is_null : llvalue -> string -> llbuilder -> llvalue 2530 2531(** [build_is_not_null val name b] creates a 2532 [%name = icmp ne %val, null] 2533 instruction at the position specified by the instruction builder [b]. 2534 See the method [llvm::LLVMBuilder::CreateIsNotNull]. *) 2535val build_is_not_null : llvalue -> string -> llbuilder -> llvalue 2536 2537(** [build_ptrdiff lhs rhs name b] creates a series of instructions that measure 2538 the difference between two pointer values at the position specified by the 2539 instruction builder [b]. 2540 See the method [llvm::LLVMBuilder::CreatePtrDiff]. *) 2541val build_ptrdiff : llvalue -> llvalue -> string -> llbuilder -> llvalue 2542 2543 2544(** {6 Memory buffers} *) 2545 2546module MemoryBuffer : sig 2547 (** [of_file p] is the memory buffer containing the contents of the file at 2548 path [p]. If the file could not be read, then [IoError msg] is 2549 raised. *) 2550 val of_file : string -> llmemorybuffer 2551 2552 (** [of_stdin ()] is the memory buffer containing the contents of standard input. 2553 If standard input is empty, then [IoError msg] is raised. *) 2554 val of_stdin : unit -> llmemorybuffer 2555 2556 (** [of_string ~name s] is the memory buffer containing the contents of string [s]. 2557 The name of memory buffer is set to [name] if it is provided. *) 2558 val of_string : ?name:string -> string -> llmemorybuffer 2559 2560 (** [as_string mb] is the string containing the contents of memory buffer [mb]. *) 2561 val as_string : llmemorybuffer -> string 2562 2563 (** Disposes of a memory buffer. *) 2564 val dispose : llmemorybuffer -> unit 2565end 2566 2567 2568(** {6 Pass Managers} *) 2569 2570module PassManager : sig 2571 (** *) 2572 type 'a t 2573 type any = [ `Module | `Function ] 2574 2575 (** [PassManager.create ()] constructs a new whole-module pass pipeline. This 2576 type of pipeline is suitable for link-time optimization and whole-module 2577 transformations. 2578 See the constructor of [llvm::PassManager]. *) 2579 val create : unit -> [ `Module ] t 2580 2581 (** [PassManager.create_function m] constructs a new function-by-function 2582 pass pipeline over the module [m]. It does not take ownership of [m]. 2583 This type of pipeline is suitable for code generation and JIT compilation 2584 tasks. 2585 See the constructor of [llvm::FunctionPassManager]. *) 2586 val create_function : llmodule -> [ `Function ] t 2587 2588 (** [run_module m pm] initializes, executes on the module [m], and finalizes 2589 all of the passes scheduled in the pass manager [pm]. Returns [true] if 2590 any of the passes modified the module, [false] otherwise. 2591 See the [llvm::PassManager::run] method. *) 2592 val run_module : llmodule -> [ `Module ] t -> bool 2593 2594 (** [initialize fpm] initializes all of the function passes scheduled in the 2595 function pass manager [fpm]. Returns [true] if any of the passes modified 2596 the module, [false] otherwise. 2597 See the [llvm::FunctionPassManager::doInitialization] method. *) 2598 val initialize : [ `Function ] t -> bool 2599 2600 (** [run_function f fpm] executes all of the function passes scheduled in the 2601 function pass manager [fpm] over the function [f]. Returns [true] if any 2602 of the passes modified [f], [false] otherwise. 2603 See the [llvm::FunctionPassManager::run] method. *) 2604 val run_function : llvalue -> [ `Function ] t -> bool 2605 2606 (** [finalize fpm] finalizes all of the function passes scheduled in in the 2607 function pass manager [fpm]. Returns [true] if any of the passes 2608 modified the module, [false] otherwise. 2609 See the [llvm::FunctionPassManager::doFinalization] method. *) 2610 val finalize : [ `Function ] t -> bool 2611 2612 (** Frees the memory of a pass pipeline. For function pipelines, does not free 2613 the module. 2614 See the destructor of [llvm::BasePassManager]. *) 2615 val dispose : [< any ] t -> unit 2616end 2617