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-- LLVM binding
-- Copyright (C) 2014 Tristan Gingold
--
-- GHDL is free software; you can redistribute it and/or modify it under
-- the terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 2, or (at your option) any later
-- version.
--
-- GHDL is distributed in the hope that it will be useful, but WITHOUT ANY
-- WARRANTY; without even the implied warranty of MERCHANTABILITY or
-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-- for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with GHDL; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
with System; use System;
with Interfaces; use Interfaces;
with Interfaces.C; use Interfaces.C;
with LLVM.Core; use LLVM.Core;
with LLVM.Target; use LLVM.Target;
package LLVM.ExecutionEngine is
type GenericValueRef is new Address;
type GenericValueRefArray is array (unsigned range <>) of GenericValueRef;
pragma Convention (C, GenericValueRefArray);
type ExecutionEngineRef is new Address;
procedure LinkInJIT;
procedure LinkInMCJIT;
procedure LinkInInterpreter;
-- Operations on generic values --------------------------------------
function CreateGenericValueOfInt(Ty : TypeRef;
N : Unsigned_64;
IsSigned : Integer)
return GenericValueRef;
function CreateGenericValueOfPointer(P : System.Address)
return GenericValueRef;
function CreateGenericValueOfFloat(Ty : TypeRef; N : double)
return GenericValueRef;
function GenericValueIntWidth(GenValRef : GenericValueRef)
return unsigned;
function GenericValueToInt(GenVal : GenericValueRef;
IsSigned : Integer) return Unsigned_64;
function GenericValueToPointer(GenVal : GenericValueRef)
return System.Address;
function GenericValueToFloat(TyRef : TypeRef; GenVal : GenericValueRef)
return double;
procedure DisposeGenericValue(GenVal : GenericValueRef);
-- Operations on execution engines -----------------------------------
function CreateExecutionEngineForModule
(EE : access ExecutionEngineRef; M : ModuleRef; Error : access Cstring)
return Bool;
function CreateInterpreterForModule (Interp : access ExecutionEngineRef;
M : ModuleRef;
Error : access Cstring)
return Bool;
function CreateJITCompilerForModule (JIT : access ExecutionEngineRef;
M : ModuleRef;
OptLevel : unsigned;
Error : access Cstring)
return Bool;
procedure DisposeExecutionEngine(EE : ExecutionEngineRef);
procedure RunStaticConstructors(EE : ExecutionEngineRef);
procedure RunStaticDestructors(EE : ExecutionEngineRef);
function RunFunctionAsMain(EE : ExecutionEngineRef;
F : ValueRef;
ArgC : unsigned; Argv : Address; EnvP : Address)
return Integer;
function RunFunction(EE : ExecutionEngineRef;
F : ValueRef;
NumArgs : unsigned;
Args : GenericValueRefArray)
return GenericValueRef;
procedure FreeMachineCodeForFunction(EE : ExecutionEngineRef; F : ValueRef);
procedure AddModule(EE : ExecutionEngineRef; M : ModuleRef);
function RemoveModule(EE : ExecutionEngineRef;
M : ModuleRef;
OutMod : access ModuleRef;
OutError : access Cstring) return Bool;
function FindFunction(EE : ExecutionEngineRef; Name : Cstring;
OutFn : access ValueRef)
return Integer;
function GetExecutionEngineTargetData(EE : ExecutionEngineRef)
return TargetDataRef;
procedure AddGlobalMapping(EE : ExecutionEngineRef; Global : ValueRef;
Addr : Address);
function GetPointerToGlobal (EE : ExecutionEngineRef; GV : ValueRef)
return Address;
function GetPointerToFunctionOrStub (EE : ExecutionEngineRef;
Func : ValueRef)
return Address;
private
pragma Import (C, LinkInJIT, "LLVMLinkInJIT");
pragma Import (C, LinkInMCJIT, "LLVMLinkInMCJIT");
pragma Import (C, LinkInInterpreter, "LLVMLinkInInterpreter");
pragma Import (C, CreateGenericValueOfInt, "LLVMCreateGenericValueOfInt");
pragma Import (C, CreateGenericValueOfPointer,
"LLVMCreateGenericValueOfPointer");
pragma Import (C, CreateGenericValueOfFloat,
"LLVMCreateGenericValueOfFloat");
pragma Import (C, GenericValueIntWidth, "LLVMGenericValueIntWidth");
pragma Import (C, GenericValueToInt, "LLVMGenericValueToInt");
pragma Import (C, GenericValueToPointer, "LLVMGenericValueToPointer");
pragma Import (C, GenericValueToFloat, "LLVMGenericValueToFloat");
pragma Import (C, DisposeGenericValue, "LLVMDisposeGenericValue");
-- Operations on execution engines -----------------------------------
pragma Import (C, CreateExecutionEngineForModule,
"LLVMCreateExecutionEngineForModule");
pragma Import (C, CreateInterpreterForModule,
"LLVMCreateInterpreterForModule");
pragma Import (C, CreateJITCompilerForModule,
"LLVMCreateJITCompilerForModule");
pragma Import (C, DisposeExecutionEngine, "LLVMDisposeExecutionEngine");
pragma Import (C, RunStaticConstructors, "LLVMRunStaticConstructors");
pragma Import (C, RunStaticDestructors, "LLVMRunStaticDestructors");
pragma Import (C, RunFunctionAsMain, "LLVMRunFunctionAsMain");
pragma Import (C, RunFunction, "LLVMRunFunction");
pragma Import (C, FreeMachineCodeForFunction,
"LLVMFreeMachineCodeForFunction");
pragma Import (C, AddModule, "LLVMAddModule");
pragma Import (C, RemoveModule, "LLVMRemoveModule");
pragma Import (C, FindFunction, "LLVMFindFunction");
pragma Import (C, GetExecutionEngineTargetData,
"LLVMGetExecutionEngineTargetData");
pragma Import (C, AddGlobalMapping, "LLVMAddGlobalMapping");
pragma Import (C, GetPointerToFunctionOrStub,
"LLVMGetPointerToFunctionOrStub");
pragma Import (C, GetPointerToGlobal,
"LLVMGetPointerToGlobal");
end LLVM.ExecutionEngine;
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