mirror of
https://github.com/c64scene-ar/llvm-6502.git
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ab8588bf3c
(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
431 lines
14 KiB
C
431 lines
14 KiB
C
/*===-- llvm_ocaml.h - LLVM Ocaml Glue --------------------------*- C++ -*-===*\
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|* *|
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|* The LLVM Compiler Infrastructure *|
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|* *|
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|* This file was developed by Gordon Henriksen and is distributed under the *|
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|* University of Illinois Open Source License. See LICENSE.TXT for details. *|
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|* *|
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|*===----------------------------------------------------------------------===*|
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|* *|
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|* This file glues LLVM's ocaml interface to its C interface. These functions *|
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|* are by and large transparent wrappers to the corresponding C functions. *|
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|* *|
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|* Note that these functions intentionally take liberties with the CAMLparamX *|
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|* macros, since most of the parameters are not GC heap objects. *|
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|* *|
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\*===----------------------------------------------------------------------===*/
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#include "llvm-c/Core.h"
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#include "caml/alloc.h"
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#include "caml/mlvalues.h"
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#include "caml/memory.h"
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#include "llvm/Config/config.h"
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#include <stdio.h>
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#ifdef HAVE_ALLOCA_H
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#include <alloca.h>
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#endif
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/*===-- Modules -----------------------------------------------------------===*/
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/* string -> llmodule */
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CAMLprim value llvm_create_module(value ModuleID) {
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return (value) LLVMModuleCreateWithName(String_val(ModuleID));
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}
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/* llmodule -> unit */
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CAMLprim value llvm_dispose_module(value M) {
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LLVMDisposeModule((LLVMModuleRef) M);
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return Val_unit;
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}
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/* string -> lltype -> llmodule -> bool */
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CAMLprim value llvm_add_type_name(value Name, value Ty, value M) {
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int res = LLVMAddTypeName((LLVMModuleRef) M,
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String_val(Name), (LLVMTypeRef) Ty);
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return Val_bool(res == 0);
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}
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/*===-- Types -------------------------------------------------------------===*/
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/* lltype -> type_kind */
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CAMLprim value llvm_classify_type(value Ty) {
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return Val_int(LLVMGetTypeKind((LLVMTypeRef) Ty));
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}
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/* lltype -> lltype -> unit */
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CAMLprim value llvm_refine_abstract_type(value ConcreteTy, value AbstractTy) {
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LLVMRefineAbstractType((LLVMTypeRef) AbstractTy, (LLVMTypeRef) ConcreteTy);
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return (value) Val_unit;
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}
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/*--... Operations on integer types ........................................--*/
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/* unit -> lltype */
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CAMLprim value llvm_i1_type (value Unit) { return (value) LLVMInt1Type(); }
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CAMLprim value llvm_i8_type (value Unit) { return (value) LLVMInt8Type(); }
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CAMLprim value llvm_i16_type(value Unit) { return (value) LLVMInt16Type(); }
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CAMLprim value llvm_i32_type(value Unit) { return (value) LLVMInt32Type(); }
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CAMLprim value llvm_i64_type(value Unit) { return (value) LLVMInt64Type(); }
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/* int -> lltype */
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CAMLprim value llvm_make_integer_type(value Width) {
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return (value) LLVMCreateIntegerType(Int_val(Width));
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}
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/* lltype -> int */
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CAMLprim value llvm_integer_bitwidth(value IntegerTy) {
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return Val_int(LLVMGetIntegerTypeWidth((LLVMTypeRef) IntegerTy));
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}
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/*--... Operations on real types ...........................................--*/
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/* unit -> lltype */
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CAMLprim value llvm_float_type(value Unit) {
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return (value) LLVMFloatType();
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}
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/* unit -> lltype */
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CAMLprim value llvm_double_type(value Unit) {
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return (value) LLVMDoubleType();
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}
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/* unit -> lltype */
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CAMLprim value llvm_x86fp80_type(value Unit) {
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return (value) LLVMX86FP80Type();
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}
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/* unit -> lltype */
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CAMLprim value llvm_fp128_type(value Unit) {
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return (value) LLVMFP128Type();
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}
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/* unit -> lltype */
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CAMLprim value llvm_ppc_fp128_type(value Unit) {
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return (value) LLVMPPCFP128Type();
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}
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/*--... Operations on function types .......................................--*/
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/* lltype -> lltype array -> bool -> lltype */
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CAMLprim value llvm_make_function_type(value RetTy, value ParamTys,
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value IsVarArg) {
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return (value) LLVMCreateFunctionType((LLVMTypeRef) RetTy,
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(LLVMTypeRef *) ParamTys,
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Wosize_val(ParamTys),
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Bool_val(IsVarArg));
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}
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/* lltype -> bool */
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CAMLprim value llvm_is_var_arg(value FunTy) {
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return Val_bool(LLVMIsFunctionVarArg((LLVMTypeRef) FunTy));
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}
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/* lltype -> lltype */
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CAMLprim value llvm_return_type(value FunTy) {
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return (value) LLVMGetFunctionReturnType((LLVMTypeRef) FunTy);
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}
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/* lltype -> lltype array */
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CAMLprim value llvm_param_types(value FunTy) {
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unsigned Count = LLVMGetFunctionParamCount((LLVMTypeRef) FunTy);
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LLVMTypeRef *FunTys = alloca(Count * sizeof(LLVMTypeRef));
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/* copy into an ocaml array */
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unsigned i;
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value ParamTys = caml_alloc(Count, 0);
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LLVMGetFunctionParamTypes((LLVMTypeRef) FunTy, FunTys);
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for (i = 0; i != Count; ++i)
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Store_field(ParamTys, i, (value) FunTys[i]);
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return ParamTys;
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}
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/*--... Operations on struct types .........................................--*/
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/* lltype array -> bool -> lltype */
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CAMLprim value llvm_make_struct_type(value ElementTypes, value Packed) {
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return (value) LLVMCreateStructType((LLVMTypeRef *) ElementTypes,
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Wosize_val(ElementTypes),
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Bool_val(Packed));
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}
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/* lltype -> lltype array */
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CAMLprim value llvm_element_types(value StructTy) {
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unsigned Count = LLVMGetStructElementCount((LLVMTypeRef) StructTy);
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LLVMTypeRef *Tys = alloca(Count * sizeof(LLVMTypeRef));
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/* copy into an ocaml array */
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unsigned i;
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value ElementTys = caml_alloc(Count, 0);
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LLVMGetStructElementTypes((LLVMTypeRef) StructTy, Tys);
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for (i = 0; i != Count; ++i)
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Store_field(ElementTys, i, (value) Tys[i]);
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return ElementTys;
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}
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CAMLprim value llvm_is_packed(value StructTy) {
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return Val_bool(LLVMIsPackedStruct((LLVMTypeRef) StructTy));
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}
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/*--... Operations on array, pointer, and vector types .....................--*/
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/* lltype -> int -> lltype */
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CAMLprim value llvm_make_array_type(value ElementTy, value Count) {
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return (value) LLVMCreateArrayType((LLVMTypeRef) ElementTy, Int_val(Count));
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}
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/* lltype -> lltype */
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CAMLprim value llvm_make_pointer_type(value ElementTy) {
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return (value) LLVMCreatePointerType((LLVMTypeRef) ElementTy);
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}
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/* lltype -> int -> lltype */
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CAMLprim value llvm_make_vector_type(value ElementTy, value Count) {
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return (value) LLVMCreateVectorType((LLVMTypeRef) ElementTy, Int_val(Count));
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}
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/* lltype -> lltype */
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CAMLprim value llvm_element_type(value Ty) {
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return (value) LLVMGetElementType((LLVMTypeRef) Ty);
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}
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/* lltype -> int */
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CAMLprim value llvm_array_length(value ArrayTy) {
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return Val_int(LLVMGetArrayLength((LLVMTypeRef) ArrayTy));
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}
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/* lltype -> int */
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CAMLprim value llvm_vector_size(value VectorTy) {
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return Val_int(LLVMGetVectorSize((LLVMTypeRef) VectorTy));
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}
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/*--... Operations on other types ..........................................--*/
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/* unit -> lltype */
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CAMLprim value llvm_void_type (value Unit) { return (value) LLVMVoidType(); }
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CAMLprim value llvm_label_type(value Unit) { return (value) LLVMLabelType(); }
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/* unit -> lltype */
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CAMLprim value llvm_make_opaque_type(value Unit) {
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return (value) LLVMCreateOpaqueType();
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}
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/*===-- VALUES ------------------------------------------------------------===*/
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/* llvalue -> lltype */
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CAMLprim value llvm_type_of(value Val) {
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return (value) LLVMGetTypeOfValue((LLVMValueRef) Val);
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}
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/* llvalue -> string */
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CAMLprim value llvm_value_name(value Val) {
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return caml_copy_string(LLVMGetValueName((LLVMValueRef) Val));
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}
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/* string -> llvalue -> unit */
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CAMLprim value llvm_set_value_name(value Name, value Val) {
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LLVMSetValueName((LLVMValueRef) Val, String_val(Name));
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return Val_unit;
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}
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/*--... Operations on constants of (mostly) any type .......................--*/
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/* lltype -> llvalue */
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CAMLprim value llvm_make_null(value Ty) {
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return (value) LLVMGetNull((LLVMTypeRef) Ty);
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}
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/* lltype -> llvalue */
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CAMLprim value llvm_make_all_ones(value Ty) {
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return (value) LLVMGetAllOnes((LLVMTypeRef) Ty);
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}
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/* lltype -> llvalue */
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CAMLprim value llvm_make_undef(value Ty) {
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return (value) LLVMGetUndef((LLVMTypeRef) Ty);
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}
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/* llvalue -> bool */
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CAMLprim value llvm_is_constant(value Ty) {
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return Val_bool(LLVMIsConstant((LLVMValueRef) Ty));
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}
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/* llvalue -> bool */
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CAMLprim value llvm_is_null(value Val) {
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return Val_bool(LLVMIsNull((LLVMValueRef) Val));
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}
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/* llvalue -> bool */
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CAMLprim value llvm_is_undef(value Ty) {
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return Val_bool(LLVMIsUndef((LLVMValueRef) Ty));
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}
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/*--... Operations on scalar constants .....................................--*/
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/* lltype -> int -> bool -> llvalue */
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CAMLprim value llvm_make_int_constant(value IntTy, value N, value SExt) {
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/* GCC warns if we use the ternary operator. */
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unsigned long long N2;
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if (Bool_val(SExt))
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N2 = (value) Int_val(N);
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else
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N2 = (mlsize_t) Int_val(N);
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return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, N2, Bool_val(SExt));
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}
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/* lltype -> Int64.t -> bool -> llvalue */
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CAMLprim value llvm_make_int64_constant(value IntTy, value N, value SExt) {
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return (value) LLVMGetIntConstant((LLVMTypeRef) IntTy, Int64_val(N),
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Bool_val(SExt));
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}
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/* lltype -> float -> llvalue */
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CAMLprim value llvm_make_real_constant(value RealTy, value N) {
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return (value) LLVMGetRealConstant((LLVMTypeRef) RealTy, Double_val(N));
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}
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/*--... Operations on composite constants ..................................--*/
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/* string -> bool -> llvalue */
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CAMLprim value llvm_make_string_constant(value Str, value NullTerminate) {
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return (value) LLVMGetStringConstant(String_val(Str),
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caml_string_length(Str),
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Bool_val(NullTerminate) == 0);
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}
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/* lltype -> llvalue array -> llvalue */
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CAMLprim value llvm_make_array_constant(value ElementTy, value ElementVals) {
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return (value) LLVMGetArrayConstant((LLVMTypeRef) ElementTy,
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(LLVMValueRef*) Op_val(ElementVals),
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Wosize_val(ElementVals));
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}
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/* llvalue array -> bool -> llvalue */
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CAMLprim value llvm_make_struct_constant(value ElementVals, value Packed) {
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return (value) LLVMGetStructConstant((LLVMValueRef*) Op_val(ElementVals),
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Wosize_val(ElementVals),
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Bool_val(Packed));
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}
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/* llvalue array -> llvalue */
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CAMLprim value llvm_make_vector_constant(value ElementVals) {
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return (value) LLVMGetVectorConstant((LLVMValueRef*) Op_val(ElementVals),
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Wosize_val(ElementVals));
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}
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/*--... Operations on global variables, functions, and aliases (globals) ...--*/
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/* llvalue -> bool */
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CAMLprim value llvm_is_declaration(value Global) {
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return Val_bool(LLVMIsDeclaration((LLVMValueRef) Global));
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}
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/* llvalue -> linkage */
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CAMLprim value llvm_linkage(value Global) {
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return Val_int(LLVMGetLinkage((LLVMValueRef) Global));
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}
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/* linkage -> llvalue -> unit */
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CAMLprim value llvm_set_linkage(value Linkage, value Global) {
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LLVMSetLinkage((LLVMValueRef) Global, Int_val(Linkage));
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return Val_unit;
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}
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/* llvalue -> string */
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CAMLprim value llvm_section(value Global) {
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return caml_copy_string(LLVMGetSection((LLVMValueRef) Global));
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}
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/* string -> llvalue -> unit */
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CAMLprim value llvm_set_section(value Section, value Global) {
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LLVMSetSection((LLVMValueRef) Global, String_val(Section));
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return Val_unit;
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}
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/* llvalue -> visibility */
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CAMLprim value llvm_visibility(value Global) {
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return Val_int(LLVMGetVisibility((LLVMValueRef) Global));
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}
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/* visibility -> llvalue -> unit */
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CAMLprim value llvm_set_visibility(value Viz, value Global) {
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LLVMSetVisibility((LLVMValueRef) Global, Int_val(Viz));
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return Val_unit;
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}
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/* llvalue -> int */
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CAMLprim value llvm_alignment(value Global) {
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return Val_int(LLVMGetAlignment((LLVMValueRef) Global));
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}
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/* int -> llvalue -> unit */
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CAMLprim value llvm_set_alignment(value Bytes, value Global) {
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LLVMSetAlignment((LLVMValueRef) Global, Int_val(Bytes));
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return Val_unit;
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}
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/*--... Operations on global variables .....................................--*/
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/* lltype -> string -> llmodule -> llvalue */
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CAMLprim value llvm_add_global(value Ty, value Name, value M) {
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return (value) LLVMAddGlobal((LLVMModuleRef) M,
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(LLVMTypeRef) Ty, String_val(Name));
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}
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/* lltype -> string -> llmodule -> llvalue */
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CAMLprim value llvm_declare_global(value Ty, value Name, value M) {
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return (value) LLVMAddGlobal((LLVMModuleRef) M,
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(LLVMTypeRef) Ty, String_val(Name));
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}
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/* string -> llvalue -> llmodule -> llvalue */
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CAMLprim value llvm_define_global(value Name, value ConstantVal, value M) {
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LLVMValueRef Initializer = (LLVMValueRef) ConstantVal;
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LLVMValueRef GlobalVar = LLVMAddGlobal((LLVMModuleRef) M,
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LLVMGetTypeOfValue(Initializer),
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String_val(Name));
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LLVMSetInitializer(GlobalVar, Initializer);
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return (value) GlobalVar;
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}
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/* llvalue -> unit */
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CAMLprim value llvm_delete_global(value GlobalVar) {
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LLVMDeleteGlobal((LLVMValueRef) GlobalVar);
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return Val_unit;
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}
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/* llvalue -> llvalue */
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CAMLprim value llvm_global_initializer(value GlobalVar) {
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return (value) LLVMGetInitializer((LLVMValueRef) GlobalVar);
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}
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/* llvalue -> llvalue -> unit */
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CAMLprim value llvm_set_initializer(value ConstantVal, value GlobalVar) {
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LLVMSetInitializer((LLVMValueRef) GlobalVar, (LLVMValueRef) ConstantVal);
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return Val_unit;
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}
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/* llvalue -> unit */
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CAMLprim value llvm_remove_initializer(value GlobalVar) {
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LLVMSetInitializer((LLVMValueRef) GlobalVar, NULL);
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return Val_unit;
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}
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/* llvalue -> bool */
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CAMLprim value llvm_is_thread_local(value GlobalVar) {
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return Val_bool(LLVMIsThreadLocal((LLVMValueRef) GlobalVar));
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}
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/* bool -> llvalue -> unit */
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CAMLprim value llvm_set_thread_local(value IsThreadLocal, value GlobalVar) {
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LLVMSetThreadLocal((LLVMValueRef) GlobalVar, Bool_val(IsThreadLocal));
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return Val_unit;
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}
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