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(*===-- llvm_target.mli - LLVM OCaml Interface -----------------*- OCaml -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*)
(** Target Information.
This interface provides an OCaml API for LLVM target information,
the classes in the Target library. *)
module Endian : sig
type t =
| Big
| Little
end
module DataLayout : sig
type t
(** [DataLayout.create rep] parses the target data string representation [rep].
See the constructor llvm::DataLayout::DataLayout. *)
external create : string -> t = "llvm_targetdata_create"
(** [add_target_data td pm] adds the target data [td] to the pass manager [pm].
Does not take ownership of the target data.
See the method llvm::PassManagerBase::add. *)
external add : t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit
= "llvm_targetdata_add"
(** [as_string td] is the string representation of the target data [td].
See the constructor llvm::DataLayout::DataLayout. *)
external as_string : t -> string = "llvm_targetdata_as_string"
(** Deallocates a DataLayout.
See the destructor llvm::DataLayout::~DataLayout. *)
external dispose : t -> unit = "llvm_targetdata_dispose"
end
(** Returns the byte order of a target, either LLVMBigEndian or
LLVMLittleEndian.
See the method llvm::DataLayout::isLittleEndian. *)
external byte_order : DataLayout.t -> Endian.t = "llvm_byte_order"
(** Returns the pointer size in bytes for a target.
See the method llvm::DataLayout::getPointerSize. *)
external pointer_size : DataLayout.t -> int = "llvm_pointer_size"
(** Returns the integer type that is the same size as a pointer on a target.
See the method llvm::DataLayout::getIntPtrType. *)
external intptr_type : DataLayout.t -> Llvm.lltype = "LLVMIntPtrType"
(** Computes the size of a type in bits for a target.
See the method llvm::DataLayout::getTypeSizeInBits. *)
external size_in_bits : DataLayout.t -> Llvm.lltype -> Int64.t
= "llvm_size_in_bits"
(** Computes the storage size of a type in bytes for a target.
See the method llvm::DataLayout::getTypeStoreSize. *)
external store_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_store_size"
(** Computes the ABI size of a type in bytes for a target.
See the method llvm::DataLayout::getTypeAllocSize. *)
external abi_size : DataLayout.t -> Llvm.lltype -> Int64.t = "llvm_abi_size"
(** Computes the ABI alignment of a type in bytes for a target.
See the method llvm::DataLayout::getTypeABISize. *)
external abi_align : DataLayout.t -> Llvm.lltype -> int = "llvm_abi_align"
(** Computes the call frame alignment of a type in bytes for a target.
See the method llvm::DataLayout::getTypeABISize. *)
external stack_align : DataLayout.t -> Llvm.lltype -> int = "llvm_stack_align"
(** Computes the preferred alignment of a type in bytes for a target.
See the method llvm::DataLayout::getTypeABISize. *)
external preferred_align : DataLayout.t -> Llvm.lltype -> int
= "llvm_preferred_align"
(** Computes the preferred alignment of a global variable in bytes for a target.
See the method llvm::DataLayout::getPreferredAlignment. *)
external preferred_align_of_global : DataLayout.t -> Llvm.llvalue -> int
= "llvm_preferred_align_of_global"
(** Computes the structure element that contains the byte offset for a target.
See the method llvm::StructLayout::getElementContainingOffset. *)
external element_at_offset : DataLayout.t -> Llvm.lltype -> Int64.t -> int
= "llvm_element_at_offset"
(** Computes the byte offset of the indexed struct element for a target.
See the method llvm::StructLayout::getElementContainingOffset. *)
external offset_of_element : DataLayout.t -> Llvm.lltype -> int -> Int64.t
= "llvm_offset_of_element"
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