#include "llvm-c/Core.h"
#include "caml/alloc.h"
#include "caml/custom.h"
-#include "caml/mlvalues.h"
#include "caml/memory.h"
-#include "llvm/Config/config.h"
+#include "caml/fail.h"
+#include "caml/callback.h"
+#include "llvm/Config/config.h"
+#include <assert.h>
+#include <stdlib.h>
+
+
+/* Can't use the recommended caml_named_value mechanism for backwards
+ compatibility reasons. This is largely equivalent. */
+static value llvm_ioerror_exn;
+
+CAMLprim value llvm_register_core_exns(value IoError) {
+ llvm_ioerror_exn = Field(IoError, 0);
+ register_global_root(&llvm_ioerror_exn);
+ return Val_unit;
+}
+
+static void llvm_raise(value Prototype, char *Message) {
+ CAMLparam1(Prototype);
+ CAMLlocal1(CamlMessage);
+
+ CamlMessage = copy_string(Message);
+ LLVMDisposeMessage(Message);
+
+ raise_with_arg(Prototype, CamlMessage);
+ abort(); /* NOTREACHED */
+ CAMLnoreturn;
+}
/*===-- Modules -----------------------------------------------------------===*/
/*===-- Types -------------------------------------------------------------===*/
-/* lltype -> type_kind */
+/* lltype -> TypeKind.t */
CAMLprim value llvm_classify_type(LLVMTypeRef Ty) {
return Val_int(LLVMGetTypeKind(Ty));
}
-/* lltype -> lltype -> unit */
-CAMLprim value llvm_refine_abstract_type(LLVMTypeRef ConcreteTy,
- LLVMTypeRef AbstractTy) {
- LLVMRefineAbstractType(AbstractTy, ConcreteTy);
- return Val_unit;
-}
-
/*--... Operations on integer types ........................................--*/
/* unit -> lltype */
return Val_bool(LLVMIsFunctionVarArg(FunTy));
}
-/* lltype -> lltype */
-CAMLprim LLVMTypeRef llvm_return_type(LLVMTypeRef FunTy) {
- return LLVMGetReturnType(FunTy);
-}
-
/* lltype -> lltype array */
CAMLprim value llvm_param_types(LLVMTypeRef FunTy) {
value Tys = alloc(LLVMCountParamTypes(FunTy), 0);
/* lltype -> lltype */
CAMLprim LLVMTypeRef llvm_pointer_type(LLVMTypeRef ElementTy) {
- return LLVMPointerType(ElementTy);
+ return LLVMPointerType(ElementTy, 0);
}
/* lltype -> int -> lltype */
-CAMLprim LLVMTypeRef llvm_vector_type(LLVMTypeRef ElementTy, value Count) {
- return LLVMVectorType(ElementTy, Int_val(Count));
+CAMLprim LLVMTypeRef llvm_qualified_pointer_type(LLVMTypeRef ElementTy,
+ value AddressSpace) {
+ return LLVMPointerType(ElementTy, Int_val(AddressSpace));
}
-/* lltype -> lltype */
-CAMLprim LLVMTypeRef llvm_element_type(LLVMTypeRef Ty) {
- return LLVMGetElementType(Ty);
+/* lltype -> int -> lltype */
+CAMLprim LLVMTypeRef llvm_vector_type(LLVMTypeRef ElementTy, value Count) {
+ return LLVMVectorType(ElementTy, Int_val(Count));
}
/* lltype -> int */
return Val_int(LLVMGetArrayLength(ArrayTy));
}
+/* lltype -> int */
+CAMLprim value llvm_address_space(LLVMTypeRef PtrTy) {
+ return Val_int(LLVMGetPointerAddressSpace(PtrTy));
+}
+
/* lltype -> int */
CAMLprim value llvm_vector_size(LLVMTypeRef VectorTy) {
return Val_int(LLVMGetVectorSize(VectorTy));
return LLVMOpaqueType();
}
+/*--... Operations on type handles .........................................--*/
+
+#define Typehandle_val(v) (*(LLVMTypeHandleRef *)(Data_custom_val(v)))
+
+static void llvm_finalize_handle(value TH) {
+ LLVMDisposeTypeHandle(Typehandle_val(TH));
+}
+
+static struct custom_operations typehandle_ops = {
+ (char *) "LLVMTypeHandle",
+ llvm_finalize_handle,
+ custom_compare_default,
+ custom_hash_default,
+ custom_serialize_default,
+ custom_deserialize_default
+};
+
+CAMLprim value llvm_handle_to_type(LLVMTypeRef PATy) {
+ value TH = alloc_custom(&typehandle_ops, sizeof(LLVMBuilderRef), 0, 1);
+ Typehandle_val(TH) = LLVMCreateTypeHandle(PATy);
+ return TH;
+}
+
+CAMLprim LLVMTypeRef llvm_type_of_handle(value TH) {
+ return LLVMResolveTypeHandle(Typehandle_val(TH));
+}
+
+CAMLprim value llvm_refine_type(LLVMTypeRef AbstractTy, LLVMTypeRef ConcreteTy){
+ LLVMRefineAbstractType(AbstractTy, ConcreteTy);
+ return Val_unit;
+}
+
/*===-- VALUES ------------------------------------------------------------===*/
/*--... Constant expressions ...............................................--*/
-/* int_predicate -> llvalue -> llvalue -> llvalue */
+/* Icmp.t -> llvalue -> llvalue -> llvalue */
CAMLprim LLVMValueRef llvm_const_icmp(value Pred,
LLVMValueRef LHSConstant,
LLVMValueRef RHSConstant) {
return LLVMConstICmp(Int_val(Pred) + LLVMIntEQ, LHSConstant, RHSConstant);
}
-/* real_predicate -> llvalue -> llvalue -> llvalue */
+/* Fcmp.t -> llvalue -> llvalue -> llvalue */
CAMLprim LLVMValueRef llvm_const_fcmp(value Pred,
LLVMValueRef LHSConstant,
LLVMValueRef RHSConstant) {
return Val_bool(LLVMIsDeclaration(Global));
}
-/* llvalue -> linkage */
+/* llvalue -> Linkage.t */
CAMLprim value llvm_linkage(LLVMValueRef Global) {
return Val_int(LLVMGetLinkage(Global));
}
-/* linkage -> llvalue -> unit */
+/* Linkage.t -> llvalue -> unit */
CAMLprim value llvm_set_linkage(value Linkage, LLVMValueRef Global) {
LLVMSetLinkage(Global, Int_val(Linkage));
return Val_unit;
return Val_unit;
}
-/* llvalue -> visibility */
+/* llvalue -> Visibility.t */
CAMLprim value llvm_visibility(LLVMValueRef Global) {
return Val_int(LLVMGetVisibility(Global));
}
-/* visibility -> llvalue -> unit */
+/* Visibility.t -> llvalue -> unit */
CAMLprim value llvm_set_visibility(value Viz, LLVMValueRef Global) {
LLVMSetVisibility(Global, Int_val(Viz));
return Val_unit;
/* lltype -> string -> llmodule -> llvalue */
CAMLprim LLVMValueRef llvm_declare_global(LLVMTypeRef Ty, value Name,
LLVMModuleRef M) {
+ LLVMValueRef GlobalVar;
+ if ((GlobalVar = LLVMGetNamedGlobal(M, String_val(Name)))) {
+ if (LLVMGetElementType(LLVMTypeOf(GlobalVar)) != Ty)
+ return LLVMConstBitCast(GlobalVar, LLVMPointerType(Ty, 0));
+ return GlobalVar;
+ }
return LLVMAddGlobal(M, Ty, String_val(Name));
}
+/* string -> llmodule -> llvalue option */
+CAMLprim value llvm_lookup_global(value Name, LLVMModuleRef M) {
+ CAMLparam1(Name);
+ LLVMValueRef GlobalVar;
+ if ((GlobalVar = LLVMGetNamedGlobal(M, String_val(Name)))) {
+ value Option = alloc(1, 0);
+ Field(Option, 0) = (value) GlobalVar;
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
/* string -> llvalue -> llmodule -> llvalue */
CAMLprim LLVMValueRef llvm_define_global(value Name, LLVMValueRef Initializer,
LLVMModuleRef M) {
return Val_unit;
}
+/* llvalue -> bool */
+CAMLprim value llvm_is_global_constant(LLVMValueRef GlobalVar) {
+ return Val_bool(LLVMIsGlobalConstant(GlobalVar));
+}
+
+/* bool -> llvalue -> unit */
+CAMLprim value llvm_set_global_constant(value Flag, LLVMValueRef GlobalVar) {
+ LLVMSetGlobalConstant(GlobalVar, Bool_val(Flag));
+ return Val_unit;
+}
+
/*--... Operations on functions ............................................--*/
/* string -> lltype -> llmodule -> llvalue */
CAMLprim LLVMValueRef llvm_declare_function(value Name, LLVMTypeRef Ty,
LLVMModuleRef M) {
+ LLVMValueRef Fn;
+ if ((Fn = LLVMGetNamedFunction(M, String_val(Name)))) {
+ if (LLVMGetElementType(LLVMTypeOf(Fn)) != Ty)
+ return LLVMConstBitCast(Fn, LLVMPointerType(Ty, 0));
+ return Fn;
+ }
return LLVMAddFunction(M, String_val(Name), Ty);
}
+/* string -> llmodule -> llvalue option */
+CAMLprim value llvm_lookup_function(value Name, LLVMModuleRef M) {
+ CAMLparam1(Name);
+ LLVMValueRef Fn;
+ if ((Fn = LLVMGetNamedFunction(M, String_val(Name)))) {
+ value Option = alloc(1, 0);
+ Field(Option, 0) = (value) Fn;
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
/* string -> lltype -> llmodule -> llvalue */
CAMLprim LLVMValueRef llvm_define_function(value Name, LLVMTypeRef Ty,
LLVMModuleRef M) {
return Val_unit;
}
+/* llvalue -> string option */
+CAMLprim value llvm_collector(LLVMValueRef Fn) {
+ const char *Collector;
+ CAMLparam0();
+ CAMLlocal2(Name, Option);
+
+ if ((Collector = LLVMGetCollector(Fn))) {
+ Name = copy_string(Collector);
+
+ Option = alloc(1, 0);
+ Field(Option, 0) = Name;
+ CAMLreturn(Option);
+ } else {
+ CAMLreturn(Val_int(0));
+ }
+}
+
+/* string option -> llvalue -> unit */
+CAMLprim value llvm_set_collector(value GC, LLVMValueRef Fn) {
+ LLVMSetCollector(Fn, GC == Val_int(0)? 0 : String_val(Field(GC, 0)));
+ return Val_unit;
+}
+
/*--... Operations on basic blocks .........................................--*/
/* llvalue -> llbasicblock array */
return Val_bool(LLVMValueIsBasicBlock(Val));
}
+/*--... Operations on phi nodes ............................................--*/
+
+/* (llvalue * llbasicblock) -> llvalue -> unit */
+CAMLprim value llvm_add_incoming(value Incoming, LLVMValueRef PhiNode) {
+ LLVMAddIncoming(PhiNode,
+ (LLVMValueRef*) &Field(Incoming, 0),
+ (LLVMBasicBlockRef*) &Field(Incoming, 1),
+ 1);
+ return Val_unit;
+}
+
+/* llvalue -> (llvalue * llbasicblock) list */
+CAMLprim value llvm_incoming(LLVMValueRef PhiNode) {
+ unsigned I;
+ CAMLparam0();
+ CAMLlocal3(Hd, Tl, Tmp);
+
+ /* Build a tuple list of them. */
+ Tl = Val_int(0);
+ for (I = LLVMCountIncoming(PhiNode); I != 0; ) {
+ Hd = alloc(2, 0);
+ Store_field(Hd, 0, (value) LLVMGetIncomingValue(PhiNode, --I));
+ Store_field(Hd, 1, (value) LLVMGetIncomingBlock(PhiNode, I));
+
+ Tmp = alloc(2, 0);
+ Store_field(Tmp, 0, Hd);
+ Store_field(Tmp, 1, Tl);
+ Tl = Tmp;
+ }
+
+ CAMLreturn(Tl);
+}
+
/*===-- Instruction builders ----------------------------------------------===*/
/*--... Comparisons ........................................................--*/
-/* int_predicate -> llvalue -> llvalue -> string -> llbuilder -> llvalue */
+/* Icmp.t -> llvalue -> llvalue -> string -> llbuilder -> llvalue */
CAMLprim LLVMValueRef llvm_build_icmp(value Pred,
LLVMValueRef LHS, LLVMValueRef RHS,
value Name, value B) {
String_val(Name));
}
-/* real_predicate -> llvalue -> llvalue -> string -> llbuilder -> llvalue */
+/* Fcmp.t -> llvalue -> llvalue -> string -> llbuilder -> llvalue */
CAMLprim LLVMValueRef llvm_build_fcmp(value Pred,
LLVMValueRef LHS, LLVMValueRef RHS,
value Name, value B) {
/*--... Miscellaneous instructions .........................................--*/
-/* lltype -> string -> llbuilder -> llvalue */
-CAMLprim LLVMValueRef llvm_build_phi(LLVMTypeRef Ty,
- value Name, value B) {
- return LLVMBuildPhi(Builder_val(B), Ty, String_val(Name));
+/* (llvalue * llbasicblock) list -> string -> llbuilder -> llvalue */
+CAMLprim LLVMValueRef llvm_build_phi(value Incoming, value Name, value B) {
+ value Hd, Tl;
+ LLVMValueRef FirstValue, PhiNode;
+
+ assert(Incoming != Val_int(0) && "Empty list passed to Llvm.build_phi!");
+
+ Hd = Field(Incoming, 0);
+ FirstValue = (LLVMValueRef) Field(Hd, 0);
+ PhiNode = LLVMBuildPhi(Builder_val(B), LLVMTypeOf(FirstValue),
+ String_val(Name));
+
+ for (Tl = Incoming; Tl != Val_int(0); Tl = Field(Tl, 1)) {
+ value Hd = Field(Tl, 0);
+ LLVMAddIncoming(PhiNode, (LLVMValueRef*) &Field(Hd, 0),
+ (LLVMBasicBlockRef*) &Field(Hd, 1), 1);
+ }
+
+ return PhiNode;
}
/* llvalue -> llvalue array -> string -> llbuilder -> llvalue */
return LLVMBuildShuffleVector(Builder_val(B), V1, V2, Mask, String_val(Name));
}
+
+/*===-- Module Providers --------------------------------------------------===*/
+
+/* llmoduleprovider -> unit */
+CAMLprim value llvm_dispose_module_provider(LLVMModuleProviderRef MP) {
+ LLVMDisposeModuleProvider(MP);
+ return Val_unit;
+}
+
+
+/*===-- Memory buffers ----------------------------------------------------===*/
+
+/* string -> llmemorybuffer
+ raises IoError msg on error */
+CAMLprim value llvm_memorybuffer_of_file(value Path) {
+ CAMLparam1(Path);
+ char *Message;
+ LLVMMemoryBufferRef MemBuf;
+
+ if (LLVMCreateMemoryBufferWithContentsOfFile(String_val(Path),
+ &MemBuf, &Message))
+ llvm_raise(llvm_ioerror_exn, Message);
+
+ CAMLreturn((value) MemBuf);
+}
+
+/* unit -> llmemorybuffer
+ raises IoError msg on error */
+CAMLprim LLVMMemoryBufferRef llvm_memorybuffer_of_stdin(value Unit) {
+ char *Message;
+ LLVMMemoryBufferRef MemBuf;
+
+ if (LLVMCreateMemoryBufferWithSTDIN(&MemBuf, &Message))
+ llvm_raise(llvm_ioerror_exn, Message);
+
+ return MemBuf;
+}
+
+/* llmemorybuffer -> unit */
+CAMLprim value llvm_memorybuffer_dispose(LLVMMemoryBufferRef MemBuf) {
+ LLVMDisposeMemoryBuffer(MemBuf);
+ return Val_unit;
+}
+
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