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|
/*===-- 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"
#include "caml/custom.h"
#define TargetData_val(v) (*(LLVMTargetDataRef *)(Data_custom_val(v)))
static void llvm_finalize_target_data(value TargetData) {
LLVMDisposeTargetData(TargetData_val(TargetData));
}
static struct custom_operations llvm_target_data_ops = {
(char *) "LLVMTargetData",
llvm_finalize_target_data,
custom_compare_default,
custom_hash_default,
custom_serialize_default,
custom_deserialize_default
#ifdef custom_compare_ext_default
, custom_compare_ext_default
#endif
};
value llvm_alloc_target_data(LLVMTargetDataRef TargetData) {
value V = alloc_custom(&llvm_target_data_ops, sizeof(LLVMTargetDataRef), 0, 1);
TargetData_val(V) = TargetData;
return V;
}
/* string -> DataLayout.t */
CAMLprim value llvm_targetdata_create(value StringRep) {
return llvm_alloc_target_data(LLVMCreateTargetData(String_val(StringRep)));
}
/* DataLayout.t -> [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
CAMLprim value llvm_targetdata_add(value TD, LLVMPassManagerRef PM){
LLVMAddTargetData(TargetData_val(TD), PM);
return Val_unit;
}
/* DataLayout.t -> string */
CAMLprim value llvm_targetdata_as_string(value TD) {
char *StringRep = LLVMCopyStringRepOfTargetData(TargetData_val(TD));
value Copy = copy_string(StringRep);
LLVMDisposeMessage(StringRep);
return Copy;
}
/* DataLayout.t -> Endian.t */
CAMLprim value llvm_byte_order(value TD) {
return Val_int(LLVMByteOrder(TargetData_val(TD)));
}
/* DataLayout.t -> int */
CAMLprim value llvm_pointer_size(value TD) {
return Val_int(LLVMPointerSize(TargetData_val(TD)));
}
/* DataLayout.t -> Llvm.llcontext -> Llvm.lltype */
CAMLprim LLVMTypeRef llvm_intptr_type(value TD, LLVMContextRef C) {
return LLVMIntPtrTypeInContext(C, TargetData_val(TD));;
}
/* DataLayout.t -> Llvm.lltype -> Int64.t */
CAMLprim value llvm_size_in_bits(value TD, LLVMTypeRef Ty) {
return caml_copy_int64(LLVMSizeOfTypeInBits(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.lltype -> Int64.t */
CAMLprim value llvm_store_size(value TD, LLVMTypeRef Ty) {
return caml_copy_int64(LLVMStoreSizeOfType(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.lltype -> Int64.t */
CAMLprim value llvm_abi_size(value TD, LLVMTypeRef Ty) {
return caml_copy_int64(LLVMABISizeOfType(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.lltype -> int */
CAMLprim value llvm_abi_align(value TD, LLVMTypeRef Ty) {
return Val_int(LLVMABIAlignmentOfType(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.lltype -> int */
CAMLprim value llvm_stack_align(value TD, LLVMTypeRef Ty) {
return Val_int(LLVMCallFrameAlignmentOfType(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.lltype -> int */
CAMLprim value llvm_preferred_align(value TD, LLVMTypeRef Ty) {
return Val_int(LLVMPreferredAlignmentOfType(TargetData_val(TD), Ty));
}
/* DataLayout.t -> Llvm.llvalue -> int */
CAMLprim value llvm_preferred_align_of_global(value TD,
LLVMValueRef GlobalVar) {
return Val_int(LLVMPreferredAlignmentOfGlobal(TargetData_val(TD), GlobalVar));
}
/* DataLayout.t -> Llvm.lltype -> Int64.t -> int */
CAMLprim value llvm_element_at_offset(value TD, LLVMTypeRef Ty,
value Offset) {
return Val_int(LLVMElementAtOffset(TargetData_val(TD), Ty, Int64_val(Offset)));
}
/* DataLayout.t -> Llvm.lltype -> int -> Int64.t */
CAMLprim value llvm_offset_of_element(value TD, LLVMTypeRef Ty,
value Index) {
return caml_copy_int64(LLVMOffsetOfElement(TargetData_val(TD), Ty, Int_val(Index)));
}
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