llvm-6502/bindings/ocaml/llvm/llvm_ocaml.c
Gabor Greif ab8588bf3c use typenames equivalent to
(u)intval, because latter are not
present in older caml/mlvalues.h
(e.g. 2004/07/07, 1.48.6.1)

Using this as a workaround for now,
until --without-ocaml works
or we settle on a better solution


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42160 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-20 10:20:34 +00:00

431 lines
14 KiB
C

/*===-- llvm_ocaml.h - LLVM Ocaml Glue --------------------------*- C++ -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file was developed by Gordon Henriksen and 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/Core.h"
#include "caml/alloc.h"
#include "caml/mlvalues.h"
#include "caml/memory.h"
#include "llvm/Config/config.h"
#include <stdio.h>
#ifdef HAVE_ALLOCA_H
#include <alloca.h>
#endif
/*===-- Modules -----------------------------------------------------------===*/
/* string -> llmodule */
CAMLprim value llvm_create_module(value ModuleID) {
return (value) LLVMModuleCreateWithName(String_val(ModuleID));
}
/* llmodule -> unit */
CAMLprim value llvm_dispose_module(value M) {
LLVMDisposeModule((LLVMModuleRef) M);
return Val_unit;
}
/* string -> lltype -> llmodule -> bool */
CAMLprim value llvm_add_type_name(value Name, value Ty, value M) {
int res = LLVMAddTypeName((LLVMModuleRef) M,
String_val(Name), (LLVMTypeRef) Ty);
return Val_bool(res == 0);
}
/*===-- Types -------------------------------------------------------------===*/
/* lltype -> type_kind */
CAMLprim value llvm_classify_type(value Ty) {
return Val_int(LLVMGetTypeKind((LLVMTypeRef) Ty));
}
/* lltype -> lltype -> unit */
CAMLprim value llvm_refine_abstract_type(value ConcreteTy, value AbstractTy) {
LLVMRefineAbstractType((LLVMTypeRef) AbstractTy, (LLVMTypeRef) ConcreteTy);
return (value) Val_unit;
}
/*--... Operations on integer types ........................................--*/
/* unit -> lltype */
CAMLprim value llvm_i1_type (value Unit) { return (value) LLVMInt1Type(); }
CAMLprim value llvm_i8_type (value Unit) { return (value) LLVMInt8Type(); }
CAMLprim value llvm_i16_type(value Unit) { return (value) LLVMInt16Type(); }
CAMLprim value llvm_i32_type(value Unit) { return (value) LLVMInt32Type(); }
CAMLprim value llvm_i64_type(value Unit) { return (value) LLVMInt64Type(); }
/* int -> lltype */
CAMLprim value llvm_make_integer_type(value Width) {
return (value) LLVMCreateIntegerType(Int_val(Width));
}
/* lltype -> int */
CAMLprim value llvm_integer_bitwidth(value IntegerTy) {
return Val_int(LLVMGetIntegerTypeWidth((LLVMTypeRef) IntegerTy));
}
/*--... Operations on real types ...........................................--*/
/* unit -> lltype */
CAMLprim value llvm_float_type(value Unit) {
return (value) LLVMFloatType();
}
/* unit -> lltype */
CAMLprim value llvm_double_type(value Unit) {
return (value) LLVMDoubleType();
}
/* unit -> lltype */
CAMLprim value llvm_x86fp80_type(value Unit) {
return (value) LLVMX86FP80Type();
}
/* unit -> lltype */
CAMLprim value llvm_fp128_type(value Unit) {
return (value) LLVMFP128Type();
}
/* unit -> lltype */
CAMLprim value llvm_ppc_fp128_type(value Unit) {
return (value) LLVMPPCFP128Type();
}
/*--... Operations on function types .......................................--*/
/* lltype -> lltype array -> bool -> lltype */
CAMLprim value llvm_make_function_type(value RetTy, value ParamTys,
value IsVarArg) {
return (value) LLVMCreateFunctionType((LLVMTypeRef) RetTy,
(LLVMTypeRef *) ParamTys,
Wosize_val(ParamTys),
Bool_val(IsVarArg));
}
/* lltype -> bool */
CAMLprim value llvm_is_var_arg(value FunTy) {
return Val_bool(LLVMIsFunctionVarArg((LLVMTypeRef) FunTy));
}
/* lltype -> lltype */
CAMLprim value llvm_return_type(value FunTy) {
return (value) LLVMGetFunctionReturnType((LLVMTypeRef) FunTy);
}
/* lltype -> lltype array */
CAMLprim value llvm_param_types(value FunTy) {
unsigned Count = LLVMGetFunctionParamCount((LLVMTypeRef) FunTy);
LLVMTypeRef *FunTys = alloca(Count * sizeof(LLVMTypeRef));
/* copy into an ocaml array */
unsigned i;
value ParamTys = caml_alloc(Count, 0);
LLVMGetFunctionParamTypes((LLVMTypeRef) FunTy, FunTys);
for (i = 0; i != Count; ++i)
Store_field(ParamTys, i, (value) FunTys[i]);
return ParamTys;
}
/*--... Operations on struct types .........................................--*/
/* lltype array -> bool -> lltype */
CAMLprim value llvm_make_struct_type(value ElementTypes, value Packed) {
return (value) LLVMCreateStructType((LLVMTypeRef *) ElementTypes,
Wosize_val(ElementTypes),
Bool_val(Packed));
}
/* lltype -> lltype array */
CAMLprim value llvm_element_types(value StructTy) {
unsigned Count = LLVMGetStructElementCount((LLVMTypeRef) StructTy);
LLVMTypeRef *Tys = alloca(Count * sizeof(LLVMTypeRef));
/* copy into an ocaml array */
unsigned i;
value ElementTys = caml_alloc(Count, 0);
LLVMGetStructElementTypes((LLVMTypeRef) StructTy, Tys);
for (i = 0; i != Count; ++i)
Store_field(ElementTys, i, (value) Tys[i]);
return ElementTys;
}
CAMLprim value llvm_is_packed(value StructTy) {
return Val_bool(LLVMIsPackedStruct((LLVMTypeRef) StructTy));
}
/*--... Operations on array, pointer, and vector types .....................--*/
/* lltype -> int -> lltype */
CAMLprim value llvm_make_array_type(value ElementTy, value Count) {
return (value) LLVMCreateArrayType((LLVMTypeRef) ElementTy, Int_val(Count));
}
/* lltype -> lltype */
CAMLprim value llvm_make_pointer_type(value ElementTy) {
return (value) LLVMCreatePointerType((LLVMTypeRef) ElementTy);
}
/* lltype -> int -> lltype */
CAMLprim value llvm_make_vector_type(value ElementTy, value Count) {
return (value) LLVMCreateVectorType((LLVMTypeRef) ElementTy, Int_val(Count));
}
/* lltype -> lltype */
CAMLprim value llvm_element_type(value Ty) {
return (value) LLVMGetElementType((LLVMTypeRef) Ty);
}
/* lltype -> int */
CAMLprim value llvm_array_length(value ArrayTy) {
return Val_int(LLVMGetArrayLength((LLVMTypeRef) ArrayTy));
}
/* lltype -> int */
CAMLprim value llvm_vector_size(value VectorTy) {
return Val_int(LLVMGetVectorSize((LLVMTypeRef) VectorTy));
}
/*--... Operations on other types ..........................................--*/
/* unit -> lltype */
CAMLprim value llvm_void_type (value Unit) { return (value) LLVMVoidType(); }
CAMLprim value llvm_label_type(value Unit) { return (value) LLVMLabelType(); }
/* unit -> lltype */
CAMLprim value llvm_make_opaque_type(value Unit) {
return (value) LLVMCreateOpaqueType();
}
/*===-- VALUES ------------------------------------------------------------===*/
/* llvalue -> lltype */
CAMLprim value llvm_type_of(value Val) {
return (value) LLVMGetTypeOfValue((LLVMValueRef) Val);
}
/* llvalue -> string */
CAMLprim value llvm_value_name(value Val) {
return caml_copy_string(LLVMGetValueName((LLVMValueRef) Val));
}
/* string -> llvalue -> unit */
CAMLprim value llvm_set_value_name(value Name, value Val) {
LLVMSetValueName((LLVMValueRef) Val, String_val(Name));
return Val_unit;
}
/*--... Operations on constants of (mostly) any type .......................--*/
/* lltype -> llvalue */
CAMLprim value llvm_make_null(value Ty) {
return (value) LLVMGetNull((LLVMTypeRef) Ty);
}
/* lltype -> llvalue */
CAMLprim value llvm_make_all_ones(value Ty) {
return (value) LLVMGetAllOnes((LLVMTypeRef) Ty);
}
/* lltype -> llvalue */
CAMLprim value llvm_make_undef(value Ty) {
return (value) LLVMGetUndef((LLVMTypeRef) Ty);
}
/* llvalue -> bool */
CAMLprim value llvm_is_constant(value Ty) {
return Val_bool(LLVMIsConstant((LLVMValueRef) Ty));
}
/* llvalue -> bool */
CAMLprim value llvm_is_null(value Val) {
return Val_bool(LLVMIsNull((LLVMValueRef) Val));
}
/* llvalue -> bool */
CAMLprim value llvm_is_undef(value Ty) {
return Val_bool(LLVMIsUndef((LLVMValueRef) Ty));
}
/*--... Operations on scalar constants .....................................--*/
/* lltype -> int -> bool -> llvalue */
CAMLprim value llvm_make_int_constant(value IntTy, value N, value SExt) {
/* GCC warns if we use the ternary operator. */
unsigned long long N2;
if (Bool_val(SExt))
N2 = (value) Int_val(N);
else
N2 = (mlsize_t) Int_val(N);
return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, N2, Bool_val(SExt));
}
/* lltype -> Int64.t -> bool -> llvalue */
CAMLprim value llvm_make_int64_constant(value IntTy, value N, value SExt) {
return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, Int64_val(N),
Bool_val(SExt));
}
/* lltype -> float -> llvalue */
CAMLprim value llvm_make_real_constant(value RealTy, value N) {
return (value) LLVMGetRealConstant((LLVMTypeRef) RealTy, Double_val(N));
}
/*--... Operations on composite constants ..................................--*/
/* string -> bool -> llvalue */
CAMLprim value llvm_make_string_constant(value Str, value NullTerminate) {
return (value) LLVMGetStringConstant(String_val(Str),
caml_string_length(Str),
Bool_val(NullTerminate) == 0);
}
/* lltype -> llvalue array -> llvalue */
CAMLprim value llvm_make_array_constant(value ElementTy, value ElementVals) {
return (value) LLVMGetArrayConstant((LLVMTypeRef) ElementTy,
(LLVMValueRef*) Op_val(ElementVals),
Wosize_val(ElementVals));
}
/* llvalue array -> bool -> llvalue */
CAMLprim value llvm_make_struct_constant(value ElementVals, value Packed) {
return (value) LLVMGetStructConstant((LLVMValueRef*) Op_val(ElementVals),
Wosize_val(ElementVals),
Bool_val(Packed));
}
/* llvalue array -> llvalue */
CAMLprim value llvm_make_vector_constant(value ElementVals) {
return (value) LLVMGetVectorConstant((LLVMValueRef*) Op_val(ElementVals),
Wosize_val(ElementVals));
}
/*--... Operations on global variables, functions, and aliases (globals) ...--*/
/* llvalue -> bool */
CAMLprim value llvm_is_declaration(value Global) {
return Val_bool(LLVMIsDeclaration((LLVMValueRef) Global));
}
/* llvalue -> linkage */
CAMLprim value llvm_linkage(value Global) {
return Val_int(LLVMGetLinkage((LLVMValueRef) Global));
}
/* linkage -> llvalue -> unit */
CAMLprim value llvm_set_linkage(value Linkage, value Global) {
LLVMSetLinkage((LLVMValueRef) Global, Int_val(Linkage));
return Val_unit;
}
/* llvalue -> string */
CAMLprim value llvm_section(value Global) {
return caml_copy_string(LLVMGetSection((LLVMValueRef) Global));
}
/* string -> llvalue -> unit */
CAMLprim value llvm_set_section(value Section, value Global) {
LLVMSetSection((LLVMValueRef) Global, String_val(Section));
return Val_unit;
}
/* llvalue -> visibility */
CAMLprim value llvm_visibility(value Global) {
return Val_int(LLVMGetVisibility((LLVMValueRef) Global));
}
/* visibility -> llvalue -> unit */
CAMLprim value llvm_set_visibility(value Viz, value Global) {
LLVMSetVisibility((LLVMValueRef) Global, Int_val(Viz));
return Val_unit;
}
/* llvalue -> int */
CAMLprim value llvm_alignment(value Global) {
return Val_int(LLVMGetAlignment((LLVMValueRef) Global));
}
/* int -> llvalue -> unit */
CAMLprim value llvm_set_alignment(value Bytes, value Global) {
LLVMSetAlignment((LLVMValueRef) Global, Int_val(Bytes));
return Val_unit;
}
/*--... Operations on global variables .....................................--*/
/* lltype -> string -> llmodule -> llvalue */
CAMLprim value llvm_add_global(value Ty, value Name, value M) {
return (value) LLVMAddGlobal((LLVMModuleRef) M,
(LLVMTypeRef) Ty, String_val(Name));
}
/* lltype -> string -> llmodule -> llvalue */
CAMLprim value llvm_declare_global(value Ty, value Name, value M) {
return (value) LLVMAddGlobal((LLVMModuleRef) M,
(LLVMTypeRef) Ty, String_val(Name));
}
/* string -> llvalue -> llmodule -> llvalue */
CAMLprim value llvm_define_global(value Name, value ConstantVal, value M) {
LLVMValueRef Initializer = (LLVMValueRef) ConstantVal;
LLVMValueRef GlobalVar = LLVMAddGlobal((LLVMModuleRef) M,
LLVMGetTypeOfValue(Initializer),
String_val(Name));
LLVMSetInitializer(GlobalVar, Initializer);
return (value) GlobalVar;
}
/* llvalue -> unit */
CAMLprim value llvm_delete_global(value GlobalVar) {
LLVMDeleteGlobal((LLVMValueRef) GlobalVar);
return Val_unit;
}
/* llvalue -> llvalue */
CAMLprim value llvm_global_initializer(value GlobalVar) {
return (value) LLVMGetInitializer((LLVMValueRef) GlobalVar);
}
/* llvalue -> llvalue -> unit */
CAMLprim value llvm_set_initializer(value ConstantVal, value GlobalVar) {
LLVMSetInitializer((LLVMValueRef) GlobalVar, (LLVMValueRef) ConstantVal);
return Val_unit;
}
/* llvalue -> unit */
CAMLprim value llvm_remove_initializer(value GlobalVar) {
LLVMSetInitializer((LLVMValueRef) GlobalVar, NULL);
return Val_unit;
}
/* llvalue -> bool */
CAMLprim value llvm_is_thread_local(value GlobalVar) {
return Val_bool(LLVMIsThreadLocal((LLVMValueRef) GlobalVar));
}
/* bool -> llvalue -> unit */
CAMLprim value llvm_set_thread_local(value IsThreadLocal, value GlobalVar) {
LLVMSetThreadLocal((LLVMValueRef) GlobalVar, Bool_val(IsThreadLocal));
return Val_unit;
}