|* *|
\*===----------------------------------------------------------------------===*/
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
#include "llvm-c/Core.h"
#include "caml/alloc.h"
#include "caml/custom.h"
#include "caml/memory.h"
#include "caml/fail.h"
#include "caml/callback.h"
-#include <assert.h>
-#include <stdlib.h>
-#include <string.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 */
-#ifdef CAMLnoreturn
- CAMLnoreturn; /* Silences warnings, but is missing in some versions. */
-#endif
+ CAMLnoreturn;
+}
+
+static value llvm_fatal_error_handler;
+
+static void llvm_fatal_error_trampoline(const char *Reason) {
+ callback(llvm_fatal_error_handler, copy_string(Reason));
+}
+
+CAMLprim value llvm_install_fatal_error_handler(value Handler) {
+ LLVMInstallFatalErrorHandler(llvm_fatal_error_trampoline);
+ llvm_fatal_error_handler = Handler;
+ caml_register_global_root(&llvm_fatal_error_handler);
+ return Val_unit;
+}
+
+CAMLprim value llvm_reset_fatal_error_handler(value Unit) {
+ caml_remove_global_root(&llvm_fatal_error_handler);
+ LLVMResetFatalErrorHandler();
+ return Val_unit;
+}
+
+CAMLprim value llvm_enable_pretty_stacktrace(value Unit) {
+ LLVMEnablePrettyStackTrace();
+ return Val_unit;
+}
+
+CAMLprim value llvm_parse_command_line_options(value Overview, value Args) {
+ char *COverview;
+ if (Overview == Val_int(0)) {
+ COverview = NULL;
+ } else {
+ COverview = String_val(Field(Overview, 0));
+ }
+ LLVMParseCommandLineOptions(Wosize_val(Args), (const char* const*) Op_val(Args), COverview);
+ return Val_unit;
}
static value alloc_variant(int tag, void *Value) {
/* string -> llmodule -> unit */
CAMLprim value llvm_print_module(value Filename, LLVMModuleRef M) {
char* Message;
- if(LLVMPrintModuleToFile(M, String_val(Filename), &Message)) {
- llvm_raise(llvm_ioerror_exn, Message);
- }
+
+ if(LLVMPrintModuleToFile(M, String_val(Filename), &Message))
+ llvm_raise(*caml_named_value("Llvm.IoError"), Message);
return Val_unit;
}
/* llmodule -> string */
CAMLprim value llvm_string_of_llmodule(LLVMModuleRef M) {
+ CAMLparam0();
+ CAMLlocal1(ModuleStr);
char* ModuleCStr;
- ModuleCStr = LLVMPrintModuleToString(M);
- value ModuleStr = caml_copy_string(ModuleCStr);
+ ModuleCStr = LLVMPrintModuleToString(M);
+ ModuleStr = caml_copy_string(ModuleCStr);
LLVMDisposeMessage(ModuleCStr);
- return ModuleStr;
+ CAMLreturn(ModuleStr);
}
/* llmodule -> string -> unit */
/* lltype -> string */
CAMLprim value llvm_string_of_lltype(LLVMTypeRef M) {
+ CAMLparam0();
+ CAMLlocal1(TypeStr);
char* TypeCStr;
- TypeCStr = LLVMPrintTypeToString(M);
- value TypeStr = caml_copy_string(TypeCStr);
+ TypeCStr = LLVMPrintTypeToString(M);
+ TypeStr = caml_copy_string(TypeCStr);
LLVMDisposeMessage(TypeCStr);
- return TypeStr;
+ CAMLreturn(TypeStr);
}
/*--... Operations on integer types ........................................--*/
/* llvalue -> string */
CAMLprim value llvm_string_of_llvalue(LLVMValueRef M) {
+ CAMLparam0();
+ CAMLlocal1(ValueStr);
char* ValueCStr;
- ValueCStr = LLVMPrintValueToString(M);
- value ValueStr = caml_copy_string(ValueCStr);
+ ValueCStr = LLVMPrintValueToString(M);
+ ValueStr = caml_copy_string(ValueCStr);
LLVMDisposeMessage(ValueCStr);
- return ValueStr;
+ CAMLreturn(ValueStr);
}
/* llvalue -> llvalue -> unit */
return LLVMGetOperand(V, Int_val(I));
}
+/* llvalue -> int -> lluse */
+CAMLprim LLVMUseRef llvm_operand_use(LLVMValueRef V, value I) {
+ return LLVMGetOperandUse(V, Int_val(I));
+}
+
/* llvalue -> int -> llvalue -> unit */
CAMLprim value llvm_set_operand(LLVMValueRef U, value I, LLVMValueRef V) {
LLVMSetOperand(U, Int_val(I), V);
/* lltype -> int -> llvalue */
CAMLprim LLVMValueRef llvm_const_int(LLVMTypeRef IntTy, value N) {
- return LLVMConstInt(IntTy, (long long) Int_val(N), 1);
+ return LLVMConstInt(IntTy, (long long) Long_val(N), 1);
}
/* lltype -> Int64.t -> bool -> llvalue */
return LLVMConstReal(RealTy, Double_val(N));
}
+
+/* llvalue -> float */
+CAMLprim value llvm_float_of_const(LLVMValueRef Const)
+{
+ CAMLparam0();
+ CAMLlocal1(Option);
+ LLVMBool LosesInfo;
+ double Result;
+
+ if (LLVMIsAConstantFP(Const)) {
+ Result = LLVMConstRealGetDouble(Const, &LosesInfo);
+ if (LosesInfo)
+ return Val_int(0);
+
+ Option = alloc(1, 0);
+ Field(Option, 0) = caml_copy_double(Result);
+ CAMLreturn(Option);
+ }
+
+ CAMLreturn(Val_int(0));
+}
+
/* lltype -> string -> llvalue */
CAMLprim LLVMValueRef llvm_const_float_of_string(LLVMTypeRef RealTy, value S) {
return LLVMConstRealOfStringAndSize(RealTy, String_val(S),
Wosize_val(ElementVals));
}
+/* llvalue -> string option */
+CAMLprim value llvm_string_of_const(LLVMValueRef Const) {
+ const char *S;
+ size_t Len;
+ CAMLparam0();
+ CAMLlocal2(Option, Str);
+
+ if(LLVMIsAConstantDataSequential(Const) && LLVMIsConstantString(Const)) {
+ S = LLVMGetAsString(Const, &Len);
+ Str = caml_alloc_string(Len);
+ memcpy(String_val(Str), S, Len);
+
+ Option = alloc(1, 0);
+ Field(Option, 0) = Str;
+ CAMLreturn(Option);
+ } else {
+ CAMLreturn(Val_int(0));
+ }
+}
+
+/* llvalue -> int -> llvalue */
+CAMLprim LLVMValueRef llvm_const_element(LLVMValueRef Const, value N) {
+ return LLVMGetElementAsConstant(Const, Int_val(N));
+}
+
/*--... Constant expressions ...............................................--*/
/* Icmp.t -> llvalue -> llvalue -> llvalue */
const char *GC;
CAMLparam0();
CAMLlocal2(Name, Option);
-
+
if ((GC = LLVMGetGC(Fn))) {
Name = copy_string(GC);
-
+
Option = alloc(1, 0);
Field(Option, 0) = Name;
CAMLreturn(Option);
CAMLreturn(Val_int(0));
}
+/* llvalue -> FCmp.t option */
+CAMLprim value llvm_instr_fcmp_predicate(LLVMValueRef Val) {
+ CAMLparam0();
+ int x = LLVMGetFCmpPredicate(Val);
+ if (x) {
+ value Option = alloc(1, 0);
+ Field(Option, 0) = Val_int(x - LLVMRealPredicateFalse);
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
+/* llvalue -> llvalue */
+CAMLprim LLVMValueRef llvm_instr_clone(LLVMValueRef Inst) {
+ if (!LLVMIsAInstruction(Inst))
+ failwith("Not an instruction");
+ return LLVMInstructionClone(Inst);
+}
+
/*--... Operations on call sites ...........................................--*/
return Val_unit;
}
+
+/*--.. Operations on terminators ...........................................--*/
+
+/* llvalue -> int -> llbasicblock */
+CAMLprim LLVMBasicBlockRef llvm_successor(LLVMValueRef V, value I) {
+ return LLVMGetSuccessor(V, Int_val(I));
+}
+
+/* llvalue -> int -> llvalue -> unit */
+CAMLprim value llvm_set_successor(LLVMValueRef U, value I, LLVMBasicBlockRef B) {
+ LLVMSetSuccessor(U, Int_val(I), B);
+ return Val_unit;
+}
+
+/* llvalue -> int */
+CAMLprim value llvm_num_successors(LLVMValueRef V) {
+ return Val_int(LLVMGetNumSuccessors(V));
+}
+
+/*--.. Operations on branch ................................................--*/
+
+/* llvalue -> llvalue */
+CAMLprim LLVMValueRef llvm_condition(LLVMValueRef V) {
+ return LLVMGetCondition(V);
+}
+
+/* llvalue -> llvalue -> unit */
+CAMLprim value llvm_set_condition(LLVMValueRef B, LLVMValueRef C) {
+ LLVMSetCondition(B, C);
+ return Val_unit;
+}
+
+/* llvalue -> bool */
+CAMLprim value llvm_is_conditional(LLVMValueRef V) {
+ return Val_bool(LLVMIsConditional(V));
+}
+
/*--... Operations on phi nodes ............................................--*/
/* (llvalue * llbasicblock) -> llvalue -> unit */
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);
}
}
static struct custom_operations builder_ops = {
- (char *) "LLVMIRBuilder",
+ (char *) "Llvm.llbuilder",
llvm_finalize_builder,
custom_compare_default,
custom_hash_default,
custom_serialize_default,
- custom_deserialize_default
-#ifdef custom_compare_ext_default
- , custom_compare_ext_default
-#endif
+ custom_deserialize_default,
+ custom_compare_ext_default
};
static value alloc_builder(LLVMBuilderRef B) {
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),
LLVMAddIncoming(PhiNode, (LLVMValueRef*) &Field(Hd, 0),
(LLVMBasicBlockRef*) &Field(Hd, 1), 1);
}
-
+
return PhiNode;
}
LLVMValueRef Element,
LLVMValueRef Idx,
value Name, value B) {
- return LLVMBuildInsertElement(Builder_val(B), Vec, Element, Idx,
+ return LLVMBuildInsertElement(Builder_val(B), Vec, Element, Idx,
String_val(Name));
}
CAMLparam1(Path);
char *Message;
LLVMMemoryBufferRef MemBuf;
-
+
if (LLVMCreateMemoryBufferWithContentsOfFile(String_val(Path),
&MemBuf, &Message))
- llvm_raise(llvm_ioerror_exn, Message);
-
+ llvm_raise(*caml_named_value("Llvm.IoError"), Message);
+
CAMLreturn((value) MemBuf);
}
CAMLprim LLVMMemoryBufferRef llvm_memorybuffer_of_stdin(value Unit) {
char *Message;
LLVMMemoryBufferRef MemBuf;
-
+
if (LLVMCreateMemoryBufferWithSTDIN(&MemBuf, &Message))
- llvm_raise(llvm_ioerror_exn, Message);
-
+ llvm_raise(*caml_named_value("Llvm.IoError"), Message);
+
return MemBuf;
}
/* ?name:string -> string -> llmemorybuffer */
CAMLprim LLVMMemoryBufferRef llvm_memorybuffer_of_string(value Name, value String) {
+ LLVMMemoryBufferRef MemBuf;
const char *NameCStr;
+
if(Name == Val_int(0))
NameCStr = "";
else
NameCStr = String_val(Field(Name, 0));
- LLVMMemoryBufferRef MemBuf;
MemBuf = LLVMCreateMemoryBufferWithMemoryRangeCopy(
String_val(String), caml_string_length(String), NameCStr);
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