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LLVMContextRef.cs
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LLVMContextRef.cs
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// Copyright (c) Microsoft and Contributors. All rights reserved. Licensed under the University of Illinois/NCSA Open Source License. See LICENSE.txt in the project root for license information.
using System;
using System.Runtime.InteropServices;
namespace LLVMSharp.Interop
{
public unsafe partial struct LLVMContextRef : IDisposable, IEquatable<LLVMContextRef>
{
public LLVMContextRef(IntPtr handle)
{
Handle = handle;
}
public IntPtr Handle;
public static implicit operator LLVMContextRef(LLVMOpaqueContext* value)
{
return new LLVMContextRef((IntPtr)value);
}
public static implicit operator LLVMOpaqueContext*(LLVMContextRef value)
{
return (LLVMOpaqueContext*)value.Handle;
}
public static LLVMContextRef Global => LLVM.GetGlobalContext();
public LLVMTypeRef DoubleType => (Handle != IntPtr.Zero) ? LLVM.DoubleTypeInContext(this) : default;
public LLVMTypeRef FloatType => (Handle != IntPtr.Zero) ? LLVM.FloatTypeInContext(this) : default;
public LLVMTypeRef HalfType => (Handle != IntPtr.Zero) ? LLVM.HalfTypeInContext(this) : default;
public LLVMTypeRef Int1Type => (Handle != IntPtr.Zero) ? LLVM.Int1TypeInContext(this) : default;
public LLVMTypeRef Int8Type => (Handle != IntPtr.Zero) ? LLVM.Int8TypeInContext(this) : default;
public LLVMTypeRef Int16Type => (Handle != IntPtr.Zero) ? LLVM.Int16TypeInContext(this) : default;
public LLVMTypeRef Int32Type => (Handle != IntPtr.Zero) ? LLVM.Int32TypeInContext(this) : default;
public LLVMTypeRef Int64Type => (Handle != IntPtr.Zero) ? LLVM.Int64TypeInContext(this) : default;
public LLVMTypeRef FP128Type => (Handle != IntPtr.Zero) ? LLVM.FP128TypeInContext(this) : default;
public LLVMTypeRef LabelType => (Handle != IntPtr.Zero) ? LLVM.LabelTypeInContext(this) : default;
public LLVMTypeRef PPCFP128Type => (Handle != IntPtr.Zero) ? LLVM.PPCFP128TypeInContext(this) : default;
public LLVMTypeRef VoidType => (Handle != IntPtr.Zero) ? LLVM.VoidTypeInContext(this) : default;
public LLVMTypeRef X86FP80Type => (Handle != IntPtr.Zero) ? LLVM.X86FP80TypeInContext(this) : default;
public LLVMTypeRef X86MMXType => (Handle != IntPtr.Zero) ? LLVM.X86MMXTypeInContext(this) : default;
public static bool operator ==(LLVMContextRef left, LLVMContextRef right) => left.Handle == right.Handle;
public static bool operator !=(LLVMContextRef left, LLVMContextRef right) => !(left == right);
public static LLVMContextRef Create() => LLVM.ContextCreate();
public LLVMBasicBlockRef AppendBasicBlock(LLVMValueRef Fn, string Name)
{
using var marshaledName = new MarshaledString(Name);
return LLVM.AppendBasicBlockInContext(this, Fn, marshaledName);
}
public LLVMBuilderRef CreateBuilder()
{
return LLVM.CreateBuilderInContext(this);
}
public LLVMMetadataRef CreateDebugLocation(uint Line, uint Column, LLVMMetadataRef Scope, LLVMMetadataRef InlinedAt)
{
return LLVM.DIBuilderCreateDebugLocation(this, Line, Column, Scope, InlinedAt);
}
public LLVMModuleRef CreateModuleWithName(string ModuleID)
{
using var marshaledModuleID = new MarshaledString(ModuleID);
return LLVM.ModuleCreateWithNameInContext(marshaledModuleID, this);
}
public LLVMValueRef MetadataAsValue(LLVMMetadataRef MD)
{
return LLVM.MetadataAsValue(this, MD);
}
public LLVMTypeRef CreateNamedStruct(string Name)
{
using var marshaledName = new MarshaledString(Name);
return LLVM.StructCreateNamed(this, marshaledName);
}
public void Dispose()
{
if (Handle != IntPtr.Zero)
{
LLVM.ContextDispose(this);
Handle = IntPtr.Zero;
}
}
public override bool Equals(object obj) => obj is LLVMContextRef other && Equals(other);
public bool Equals(LLVMContextRef other) => Handle == other.Handle;
public LLVMModuleRef GetBitcodeModule(LLVMMemoryBufferRef MemBuf)
{
if (!TryGetBitcodeModule(MemBuf, out LLVMModuleRef M, out string Message))
{
throw new ExternalException(Message);
}
return M;
}
public LLVMValueRef GetConstString(string Str, uint Length, bool DontNullTerminate)
{
using var marshaledStr = new MarshaledString(Str);
return LLVM.ConstStringInContext(this, marshaledStr, Length, DontNullTerminate ? 1 : 0);
}
public LLVMValueRef GetConstStruct(LLVMValueRef[] ConstantVals, bool Packed)
{
fixed (LLVMValueRef* pConstantVals = ConstantVals)
{
return LLVM.ConstStructInContext(this, (LLVMOpaqueValue**)pConstantVals, (uint)ConstantVals?.Length, Packed ? 1 : 0);
}
}
public override int GetHashCode() => Handle.GetHashCode();
public LLVMTypeRef GetIntPtrType(LLVMTargetDataRef TD) => LLVM.IntPtrTypeInContext(this, TD);
public LLVMTypeRef GetIntPtrTypeForAS(LLVMTargetDataRef TD, uint AS) => LLVM.IntPtrTypeForASInContext(this, TD, AS);
public LLVMTypeRef GetIntType(uint NumBits) => LLVM.IntTypeInContext(this, NumBits);
public uint GetMDKindID(string Name, uint SLen)
{
using var marshaledName = new MarshaledString(Name);
return LLVM.GetMDKindIDInContext(this, marshaledName, SLen);
}
public LLVMValueRef GetMDNode(LLVMValueRef[] Vals)
{
fixed (LLVMValueRef* pVals = Vals)
{
return LLVM.MDNodeInContext(this, (LLVMOpaqueValue**)pVals, (uint)Vals?.Length);
}
}
public LLVMValueRef GetMDString(string Str, uint SLen)
{
using var marshaledStr = new MarshaledString(Str);
return LLVM.MDStringInContext(this, marshaledStr, SLen);
}
public LLVMTypeRef GetStructType(LLVMTypeRef[] ElementTypes, bool Packed)
{
fixed (LLVMTypeRef* pElementTypes = ElementTypes)
{
return LLVM.StructTypeInContext(this, (LLVMOpaqueType**)pElementTypes, (uint)ElementTypes?.Length, Packed ? 1 : 0);
}
}
public LLVMBasicBlockRef InsertBasicBlock(LLVMBasicBlockRef BB, string Name)
{
using var marshaledName = new MarshaledString(Name);
return LLVM.InsertBasicBlockInContext(this, BB, marshaledName);
}
public LLVMModuleRef ParseBitcode(LLVMMemoryBufferRef MemBuf)
{
if (!TryParseBitcode(MemBuf, out LLVMModuleRef M, out string Message))
{
throw new ExternalException(Message);
}
return M;
}
public LLVMModuleRef ParseIR(LLVMMemoryBufferRef MemBuf)
{
if (!TryParseIR(MemBuf, out LLVMModuleRef M, out string Message))
{
throw new ExternalException(Message);
}
return M;
}
public void SetDiagnosticHandler(LLVMDiagnosticHandler Handler, IntPtr DiagnosticContext)
{
var pHandler = Marshal.GetFunctionPointerForDelegate(Handler);
LLVM.ContextSetDiagnosticHandler(this, pHandler, (void*)DiagnosticContext);
}
public void SetYieldCallback(LLVMYieldCallback Callback, IntPtr OpaqueHandle)
{
var pCallback = Marshal.GetFunctionPointerForDelegate(Callback);
LLVM.ContextSetYieldCallback(this, pCallback, (void*)OpaqueHandle);
}
public bool TryGetBitcodeModule(LLVMMemoryBufferRef MemBuf, out LLVMModuleRef OutM, out string OutMessage)
{
fixed (LLVMModuleRef* pOutM = &OutM)
{
sbyte* pMessage;
var result = LLVM.GetBitcodeModuleInContext(this, MemBuf, (LLVMOpaqueModule**)pOutM, &pMessage);
if (pMessage is null)
{
OutMessage = string.Empty;
}
else
{
var span = new ReadOnlySpan<byte>(pMessage, int.MaxValue);
OutMessage = span.Slice(0, span.IndexOf((byte)'\0')).AsString();
}
return result == 0;
}
}
public bool TryParseBitcode(LLVMMemoryBufferRef MemBuf, out LLVMModuleRef OutModule, out string OutMessage)
{
fixed (LLVMModuleRef* pOutModule = &OutModule)
{
sbyte* pMessage;
var result = LLVM.ParseBitcodeInContext(this, MemBuf, (LLVMOpaqueModule**)pOutModule, &pMessage);
if (pMessage is null)
{
OutMessage = string.Empty;
}
else
{
var span = new ReadOnlySpan<byte>(pMessage, int.MaxValue);
OutMessage = span.Slice(0, span.IndexOf((byte)'\0')).AsString();
}
return result == 0;
}
}
public bool TryParseIR(LLVMMemoryBufferRef MemBuf, out LLVMModuleRef OutM, out string OutMessage)
{
fixed (LLVMModuleRef* pOutM = &OutM)
{
sbyte* pMessage;
var result = LLVM.ParseIRInContext(this, MemBuf, (LLVMOpaqueModule**)pOutM, &pMessage);
if (pMessage is null)
{
OutMessage = string.Empty;
}
else
{
var span = new ReadOnlySpan<byte>(pMessage, int.MaxValue);
OutMessage = span.Slice(0, span.IndexOf((byte)'\0')).AsString();
}
return result == 0;
}
}
}
}