From 3e0c83559397c87e06ef29c41385e7adc34573c2 Mon Sep 17 00:00:00 2001 From: Gordon Henriksen Date: Sun, 16 Mar 2008 20:08:03 +0000 Subject: C and Objective Caml bindings for the TargetData class. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48422 91177308-0d34-0410-b5e6-96231b3b80d8 --- bindings/ocaml/Makefile | 2 +- bindings/ocaml/target/Makefile | 20 +++++++ bindings/ocaml/target/llvm_target.ml | 44 ++++++++++++++ bindings/ocaml/target/llvm_target.mli | 102 +++++++++++++++++++++++++++++++ bindings/ocaml/target/target_ocaml.c | 109 ++++++++++++++++++++++++++++++++++ 5 files changed, 276 insertions(+), 1 deletion(-) create mode 100644 bindings/ocaml/target/Makefile create mode 100644 bindings/ocaml/target/llvm_target.ml create mode 100644 bindings/ocaml/target/llvm_target.mli create mode 100644 bindings/ocaml/target/target_ocaml.c (limited to 'bindings') diff --git a/bindings/ocaml/Makefile b/bindings/ocaml/Makefile index 868b110652..a89caefb4d 100644 --- a/bindings/ocaml/Makefile +++ b/bindings/ocaml/Makefile @@ -8,7 +8,7 @@ ##===----------------------------------------------------------------------===## LEVEL := ../.. -DIRS = llvm bitreader bitwriter analysis executionengine transforms +DIRS = llvm bitreader bitwriter analysis target executionengine transforms ExtraMakefiles = $(PROJ_OBJ_DIR)/Makefile.ocaml ocamldoc: diff --git a/bindings/ocaml/target/Makefile b/bindings/ocaml/target/Makefile new file mode 100644 index 0000000000..5cd677b766 --- /dev/null +++ b/bindings/ocaml/target/Makefile @@ -0,0 +1,20 @@ +##===- bindings/ocaml/target/Makefile ----------------------*- Makefile -*-===## +# +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. +# +##===----------------------------------------------------------------------===## +# +# This is the makefile for the Objective Caml Llvm_target interface. +# +##===----------------------------------------------------------------------===## + +LEVEL := ../../.. +LIBRARYNAME := llvm_target +DONT_BUILD_RELINKED := 1 +UsedComponents := target +UsedOcamlInterfaces := llvm + +include ../Makefile.ocaml diff --git a/bindings/ocaml/target/llvm_target.ml b/bindings/ocaml/target/llvm_target.ml new file mode 100644 index 0000000000..ea5341d5e8 --- /dev/null +++ b/bindings/ocaml/target/llvm_target.ml @@ -0,0 +1,44 @@ +(*===-- llvm_target.ml - 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. + * + *===----------------------------------------------------------------------===*) + +module Endian = struct + type t = + | Big + | Little +end + +module TargetData = struct + type t + + external create : string -> t = "llvm_targetdata_create" + external add : t -> [ unit + = "llvm_targetdata_add" + external as_string : t -> string = "llvm_targetdata_as_string" + external invalidate_struct_layout : t -> Llvm.lltype -> unit + = "llvm_targetdata_invalidate_struct_layout" + external dispose : t -> unit = "llvm_targetdata_dispose" +end + +external byte_order : TargetData.t -> Endian.t = "llvm_byte_order" +external pointer_size : TargetData.t -> int = "llvm_pointer_size" +external intptr_type : TargetData.t -> Llvm.lltype = "LLVMIntPtrType" +external size_in_bits : TargetData.t -> Llvm.lltype -> Int64.t + = "llvm_size_in_bits" +external store_size : TargetData.t -> Llvm.lltype -> Int64.t = "llvm_store_size" +external abi_size : TargetData.t -> Llvm.lltype -> Int64.t = "llvm_abi_size" +external abi_align : TargetData.t -> Llvm.lltype -> int = "llvm_abi_align" +external stack_align : TargetData.t -> Llvm.lltype -> int = "llvm_stack_align" +external preferred_align : TargetData.t -> Llvm.lltype -> int + = "llvm_preferred_align" +external preferred_align_of_global : TargetData.t -> Llvm.llvalue -> int + = "llvm_preferred_align_of_global" +external element_at_offset : TargetData.t -> Llvm.lltype -> Int64.t -> int + = "llvm_element_at_offset" +external offset_of_element : TargetData.t -> Llvm.lltype -> int -> Int64.t + = "llvm_offset_of_element" diff --git a/bindings/ocaml/target/llvm_target.mli b/bindings/ocaml/target/llvm_target.mli new file mode 100644 index 0000000000..a44758f95b --- /dev/null +++ b/bindings/ocaml/target/llvm_target.mli @@ -0,0 +1,102 @@ +(*===-- 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 TargetData : sig + type t + + (** [TargetData.create rep] parses the target data string representation [rep]. + See the constructor llvm::TargetData::TargetData. *) + 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 -> [ unit + = "llvm_targetdata_add" + + (** [as_string td] is the string representation of the target data [td]. + See the constructor llvm::TargetData::TargetData. *) + external as_string : t -> string = "llvm_targetdata_as_string" + + (** Struct layouts are speculatively cached. If a TargetDataRef is alive when + types are being refined and removed, this method must be called whenever a + struct type is removed to avoid a dangling pointer in this cache. + See the method llvm::TargetData::InvalidateStructLayoutInfo. *) + external invalidate_struct_layout : t -> Llvm.lltype -> unit + = "llvm_targetdata_invalidate_struct_layout" + + (** Deallocates a TargetData. + See the destructor llvm::TargetData::~TargetData. *) + external dispose : t -> unit = "llvm_targetdata_dispose" +end + +(** Returns the byte order of a target, either LLVMBigEndian or + LLVMLittleEndian. + See the method llvm::TargetData::isLittleEndian. *) +external byte_order : TargetData.t -> Endian.t = "llvm_byte_order" + +(** Returns the pointer size in bytes for a target. + See the method llvm::TargetData::getPointerSize. *) +external pointer_size : TargetData.t -> int = "llvm_pointer_size" + +(** Returns the integer type that is the same size as a pointer on a target. + See the method llvm::TargetData::getIntPtrType. *) +external intptr_type : TargetData.t -> Llvm.lltype = "LLVMIntPtrType" + +(** Computes the size of a type in bytes for a target. + See the method llvm::TargetData::getTypeSizeInBits. *) +external size_in_bits : TargetData.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::TargetData::getTypeStoreSize. *) +external store_size : TargetData.t -> Llvm.lltype -> Int64.t = "llvm_store_size" + +(** Computes the ABI size of a type in bytes for a target. + See the method llvm::TargetData::getABITypeSize. *) +external abi_size : TargetData.t -> Llvm.lltype -> Int64.t = "llvm_abi_size" + +(** Computes the ABI alignment of a type in bytes for a target. + See the method llvm::TargetData::getTypeABISize. *) +external abi_align : TargetData.t -> Llvm.lltype -> int = "llvm_abi_align" + +(** Computes the call frame alignment of a type in bytes for a target. + See the method llvm::TargetData::getTypeABISize. *) +external stack_align : TargetData.t -> Llvm.lltype -> int = "llvm_stack_align" + +(** Computes the preferred alignment of a type in bytes for a target. + See the method llvm::TargetData::getTypeABISize. *) +external preferred_align : TargetData.t -> Llvm.lltype -> int + = "llvm_preferred_align" + +(** Computes the preferred alignment of a global variable in bytes for a target. + See the method llvm::TargetData::getPreferredAlignment. *) +external preferred_align_of_global : TargetData.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 : TargetData.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 : TargetData.t -> Llvm.lltype -> int -> Int64.t + = "llvm_offset_of_element" diff --git a/bindings/ocaml/target/target_ocaml.c b/bindings/ocaml/target/target_ocaml.c new file mode 100644 index 0000000000..cc20e8187a --- /dev/null +++ b/bindings/ocaml/target/target_ocaml.c @@ -0,0 +1,109 @@ +/*===-- target_ocaml.c - LLVM Ocaml Glue ------------------------*- C++ -*-===*\ +|* *| +|* The LLVM Compiler Infrastructure *| +|* *| +|* This file is distributed under the University of Illinois Open Source *| +|* License. See LICENSE.TXT for details. *| +|* *| +|*===----------------------------------------------------------------------===*| +|* *| +|* This file glues LLVM's ocaml interface to its C interface. These functions *| +|* are by and large transparent wrappers to the corresponding C functions. *| +|* *| +|* Note that these functions intentionally take liberties with the CAMLparamX *| +|* macros, since most of the parameters are not GC heap objects. *| +|* *| +\*===----------------------------------------------------------------------===*/ + +#include "llvm-c/Target.h" +#include "caml/alloc.h" + +/* string -> TargetData.t */ +CAMLprim LLVMTargetDataRef llvm_targetdata_create(value StringRep) { + return LLVMCreateTargetData(String_val(StringRep)); +} + +/* TargetData.t -> [ unit */ +CAMLprim value llvm_targetdata_add(LLVMTargetDataRef TD, LLVMPassManagerRef PM){ + LLVMAddTargetData(TD, PM); + return Val_unit; +} + +/* TargetData.t -> string */ +CAMLprim value llvm_targetdata_as_string(LLVMTargetDataRef TD) { + char *StringRep = LLVMCopyStringRepOfTargetData(TD); + value Copy = copy_string(StringRep); + LLVMDisposeMessage(StringRep); + return Copy; +} + +/* TargetData.t -> Llvm.lltype -> unit */ +CAMLprim value llvm_targetdata_invalidate_struct_layout(LLVMTargetDataRef TD, + LLVMTypeRef Ty) { + LLVMInvalidateStructLayout(TD, Ty); + return Val_unit; +} + +/* TargetData.t -> unit */ +CAMLprim value llvm_targetdata_dispose(LLVMTargetDataRef TD) { + LLVMDisposeTargetData(TD); + return Val_unit; +} + +/* TargetData.t -> Endian.t */ +CAMLprim value llvm_byte_order(LLVMTargetDataRef TD) { + return Val_int(LLVMByteOrder(TD)); +} + +/* TargetData.t -> int */ +CAMLprim value llvm_pointer_size(LLVMTargetDataRef TD) { + return Val_int(LLVMPointerSize(TD)); +} + +/* TargetData.t -> Llvm.lltype -> Int64.t */ +CAMLprim value llvm_size_in_bits(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return caml_copy_int64(LLVMSizeOfTypeInBits(TD, Ty)); +} + +/* TargetData.t -> Llvm.lltype -> Int64.t */ +CAMLprim value llvm_store_size(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return caml_copy_int64(LLVMStoreSizeOfType(TD, Ty)); +} + +/* TargetData.t -> Llvm.lltype -> Int64.t */ +CAMLprim value llvm_abi_size(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return caml_copy_int64(LLVMABISizeOfType(TD, Ty)); +} + +/* TargetData.t -> Llvm.lltype -> int */ +CAMLprim value llvm_abi_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return Val_int(LLVMABIAlignmentOfType(TD, Ty)); +} + +/* TargetData.t -> Llvm.lltype -> int */ +CAMLprim value llvm_stack_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return Val_int(LLVMCallFrameAlignmentOfType(TD, Ty)); +} + +/* TargetData.t -> Llvm.lltype -> int */ +CAMLprim value llvm_preferred_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) { + return Val_int(LLVMPreferredAlignmentOfType(TD, Ty)); +} + +/* TargetData.t -> Llvm.llvalue -> int */ +CAMLprim value llvm_preferred_align_of_global(LLVMTargetDataRef TD, + LLVMValueRef GlobalVar) { + return Val_int(LLVMPreferredAlignmentOfGlobal(TD, GlobalVar)); +} + +/* TargetData.t -> Llvm.lltype -> Int64.t -> int */ +CAMLprim value llvm_element_at_offset(LLVMTargetDataRef TD, LLVMTypeRef Ty, + value Offset) { + return Val_int(LLVMElementAtOffset(TD, Ty, Int_val(Offset))); +} + +/* TargetData.t -> Llvm.lltype -> int -> Int64.t */ +CAMLprim value llvm_offset_of_element(LLVMTargetDataRef TD, LLVMTypeRef Ty, + value Index) { + return caml_copy_int64(LLVMOffsetOfElement(TD, Ty, Int_val(Index))); +} -- cgit v1.2.3