bindings/ocaml/target/target_ocaml.c

   1 /*===-- target_ocaml.c - LLVM Ocaml Glue ------------------------*- C++ -*-===*\
   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 |* This file glues LLVM's ocaml interface to its C interface. These functions *|
  11 |* are by and large transparent wrappers to the corresponding C functions.    *|
  12 |*                                                                            *|
  13 |* Note that these functions intentionally take liberties with the CAMLparamX *|
  14 |* macros, since most of the parameters are not GC heap objects.              *|
  15 |*                                                                            *|
  16 \*===----------------------------------------------------------------------===*/
  17
  18 #include "llvm-c/Target.h"
  19 #include "caml/alloc.h"
  20
  21 /* string -> TargetData.t */
  22 CAMLprim LLVMTargetDataRef llvm_targetdata_create(value StringRep) {
  23   return LLVMCreateTargetData(String_val(StringRep));
  24 }
  25
  26 /* TargetData.t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
  27 CAMLprim value llvm_targetdata_add(LLVMTargetDataRef TD, LLVMPassManagerRef PM){
  28   LLVMAddTargetData(TD, PM);
  29   return Val_unit;
  30 }
  31
  32 /* TargetData.t -> string */
  33 CAMLprim value llvm_targetdata_as_string(LLVMTargetDataRef TD) {
  34   char *StringRep = LLVMCopyStringRepOfTargetData(TD);
  35   value Copy = copy_string(StringRep);
  36   LLVMDisposeMessage(StringRep);
  37   return Copy;
  38 }
  39
  40 /* TargetData.t -> Llvm.lltype -> unit */
  41 CAMLprim value llvm_targetdata_invalidate_struct_layout(LLVMTargetDataRef TD,
  42                                                         LLVMTypeRef Ty) {
  43   LLVMInvalidateStructLayout(TD, Ty);
  44   return Val_unit;
  45 }
  46
  47 /* TargetData.t -> unit */
  48 CAMLprim value llvm_targetdata_dispose(LLVMTargetDataRef TD) {
  49   LLVMDisposeTargetData(TD);
  50   return Val_unit;
  51 }
  52
  53 /* TargetData.t -> Endian.t */
  54 CAMLprim value llvm_byte_order(LLVMTargetDataRef TD) {
  55   return Val_int(LLVMByteOrder(TD));
  56 }
  57
  58 /* TargetData.t -> int */
  59 CAMLprim value llvm_pointer_size(LLVMTargetDataRef TD) {
  60   return Val_int(LLVMPointerSize(TD));
  61 }
  62
  63 /* TargetData.t -> Llvm.lltype -> Int64.t */
  64 CAMLprim value llvm_size_in_bits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  65   return caml_copy_int64(LLVMSizeOfTypeInBits(TD, Ty));
  66 }
  67
  68 /* TargetData.t -> Llvm.lltype -> Int64.t */
  69 CAMLprim value llvm_store_size(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  70   return caml_copy_int64(LLVMStoreSizeOfType(TD, Ty));
  71 }
  72
  73 /* TargetData.t -> Llvm.lltype -> Int64.t */
  74 CAMLprim value llvm_abi_size(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  75   return caml_copy_int64(LLVMABISizeOfType(TD, Ty));
  76 }
  77
  78 /* TargetData.t -> Llvm.lltype -> int */
  79 CAMLprim value llvm_abi_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  80   return Val_int(LLVMABIAlignmentOfType(TD, Ty));
  81 }
  82
  83 /* TargetData.t -> Llvm.lltype -> int */
  84 CAMLprim value llvm_stack_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  85   return Val_int(LLVMCallFrameAlignmentOfType(TD, Ty));
  86 }
  87
  88 /* TargetData.t -> Llvm.lltype -> int */
  89 CAMLprim value llvm_preferred_align(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
  90   return Val_int(LLVMPreferredAlignmentOfType(TD, Ty));
  91 }
  92
  93 /* TargetData.t -> Llvm.llvalue -> int */
  94 CAMLprim value llvm_preferred_align_of_global(LLVMTargetDataRef TD,
  95                                               LLVMValueRef GlobalVar) {
  96   return Val_int(LLVMPreferredAlignmentOfGlobal(TD, GlobalVar));
  97 }
  98
  99 /* TargetData.t -> Llvm.lltype -> Int64.t -> int */
 100 CAMLprim value llvm_element_at_offset(LLVMTargetDataRef TD, LLVMTypeRef Ty,
 101                                       value Offset) {
 102   return Val_int(LLVMElementAtOffset(TD, Ty, Int_val(Offset)));
 103 }
 104
 105 /* TargetData.t -> Llvm.lltype -> int -> Int64.t */
 106 CAMLprim value llvm_offset_of_element(LLVMTargetDataRef TD, LLVMTypeRef Ty,
 107                                       value Index) {
 108   return caml_copy_int64(LLVMOffsetOfElement(TD, Ty, Int_val(Index)));
 109 }