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Bird Programming Language: Part 3

, 1 Jan 2013 GPL3
A new general purpose language that aims to be fast, high level and simple to use.
Bird-noexe.zip
Bird
Archives
crt2.o
crtbegin.o
crtend.o
libadvapi32.a
libcomctl32.a
libcomdlg32.a
libgcc.a
libgdi32.a
libglu32.a
libkernel32.a
libmingw32.a
libmingwex.a
libmoldname.a
libmsvcrt.a
libopengl32.a
libshell32.a
libstdc++.a
libuser32.a
libwinmm.a
libwsock32.a
Libraries
BirdCore
Array.bird
BigInteger.bird
BinaryRW.bird
BirdCore.a
BirdCore.blib
CategoryData.dat
Console.bird
Convert.bird
Debug.bird
Entry.bird
Environment.bird
Exception.bird
Float.bird
LEB128.bird
Math.bird
Memory.bird
Object.bird
Random.bird
Reflection.bird
StandardC.bird
Stream.bird
String.bird
ToLowerData.dat
ToUpperData.dat
Types.bird
ValueType.bird
Win32.bird
x86Helper.bird
BlitzMax
.bmx
Launcher.bmx.gui.release.win32.x86.o
appstub.release.win32.x86.a
bank.release.win32.x86.a
bankstream.release.win32.x86.a
blitz.release.win32.x86.a
BlitzMax.a
BlitzMax.bird
BlitzMax.blib
d3d7max2d.release.win32.x86.a
d3d9max2d.release.win32.x86.a
directx.release.win32.x86.a
dxgraphics.release.win32.x86.a
event.release.win32.x86.a
filesystem.release.win32.x86.a
font.release.win32.x86.a
glgraphics.release.win32.x86.a
glmax2d.release.win32.x86.a
graphics.release.win32.x86.a
hook.release.win32.x86.a
keycodes.release.win32.x86.a
Launcher.bmx
libpng.release.win32.x86.a
linkedlist.release.win32.x86.a
math.release.win32.x86.a
max2d.release.win32.x86.a
opengl.release.win32.x86.a
pixmap.release.win32.x86.a
pngloader.release.win32.x86.a
polledinput.release.win32.x86.a
standardio.release.win32.x86.a
stdc.release.win32.x86.a
stream.release.win32.x86.a
system.release.win32.x86.a
textstream.release.win32.x86.a
win32.release.win32.x86.a
zlib.release.win32.x86.a
PrgLinec.bmx
Samples
Circles
Circles.bird
CppMain.bird
Fire
Fire.bird
Higher Order Functions
C#
Higher Order Functions.v11.suo
Properties
Test.bird
msvcrt.lib
Reflection
Reflection.bird
Squares
Squares.bird
Template
Template.bird
Source
Base
Bird.v11.suo
Expressions
Identifiers
Languages
NativeCode
Properties
Recognizers
Expressions
Scopes
x86
Thumbs.db
Bird.zip
crt2.o
crtbegin.o
crtend.o
libadvapi32.a
libcomctl32.a
libcomdlg32.a
libgcc.a
libgdi32.a
libglu32.a
libkernel32.a
libmingw32.a
libmingwex.a
libmoldname.a
libmsvcrt.a
libopengl32.a
libshell32.a
libstdc++.a
libuser32.a
libwinmm.a
libwsock32.a
Binaries
ar.exe
Bird.exe
fasm.exe
ld.exe
libiconv-2.dll
libintl-8.dll
Array.bird
BigInteger.bird
BinaryRW.bird
BirdCore.a
BirdCore.blib
CategoryData.dat
Console.bird
Convert.bird
Debug.bird
Entry.bird
Environment.bird
Exception.bird
Float.bird
LEB128.bird
Math.bird
Memory.bird
Object.bird
Random.bird
Reflection.bird
StandardC.bird
Stream.bird
String.bird
ToLowerData.dat
ToUpperData.dat
Types.bird
ValueType.bird
Win32.bird
x86Helper.bird
Launcher.bmx.gui.release.win32.x86.o
appstub.release.win32.x86.a
bank.release.win32.x86.a
bankstream.release.win32.x86.a
blitz.release.win32.x86.a
BlitzMax.a
BlitzMax.bird
BlitzMax.blib
d3d7max2d.release.win32.x86.a
d3d9max2d.release.win32.x86.a
directx.release.win32.x86.a
dxgraphics.release.win32.x86.a
event.release.win32.x86.a
filesystem.release.win32.x86.a
font.release.win32.x86.a
glgraphics.release.win32.x86.a
glmax2d.release.win32.x86.a
graphics.release.win32.x86.a
hook.release.win32.x86.a
keycodes.release.win32.x86.a
Launcher.bmx
libpng.release.win32.x86.a
linkedlist.release.win32.x86.a
math.release.win32.x86.a
max2d.release.win32.x86.a
opengl.release.win32.x86.a
pixmap.release.win32.x86.a
pngloader.release.win32.x86.a
polledinput.release.win32.x86.a
standardio.release.win32.x86.a
stdc.release.win32.x86.a
stream.release.win32.x86.a
system.release.win32.x86.a
textstream.release.win32.x86.a
win32.release.win32.x86.a
zlib.release.win32.x86.a
PrgLinec.bmx
PrgLinec.exe
Circles.bird
CppMain.bird
Fire.bird
Higher Order Functions.v11.suo
Test.bird
msvcrt.lib
Reflection.bird
Squares.bird
Template.bird
Bird.v11.suo
Thumbs.db
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Numerics;

namespace Bird.x86
{
	public class x86ExpressionPlugin : ExpressionPlugin
	{
		public x86Architecture Arch;

		public x86ExpressionPlugin(PluginRoot Parent)
			: base(Parent)
		{
			this.Arch = State.Arch as x86Architecture;
		}

		public override PluginResult NewNode(ref ExpressionNode Node)
		{
			var Data = Node.Data.Get<x86NodeData>();
			if (Data != null) Data.Reset();
			else Data = Node.Data.Create<x86NodeData>();

			DivisionToMultiplication(Node);
			if (!ResolveChildren(Node))
				return PluginResult.Failed;

			if (Node is ConstExpressionNode)
			{
				return PluginResult.Interrupt;
			}

			return PluginResult.Succeeded;
		}

		public override PluginResult ForceContinue(ref ExpressionNode Node)
		{
			return MoveConstantToGlobalIfNeeded(ref Node);
		}

		public void DivisionToMultiplication(ExpressionNode Node)
		{
			if (Node is OpExpressionNode)
			{
				var OpNode = Node as OpExpressionNode;
				var Ch = OpNode.Children;
				var Op = OpNode.Operator;

				if (Op == Operator.Divide && (OpNode.Flags & ExpressionFlags.ReverseOperation) == 0 &&
					Ch[1] is ConstExpressionNode && Ch[1].Type.RealId is FloatType)
				{
					var Ch1 = Ch[1] as ConstExpressionNode;
					var FloatVal = Ch1.Value as FloatValue;
					if (FloatVal != null)
					{
						FloatVal.Value = 1 / FloatVal.Value;
					}
					else
					{
						var DoubleVal = Ch1.Value as DoubleValue;
						if (DoubleVal != null) DoubleVal.Value = 1 / DoubleVal.Value;
						else throw new ApplicationException();
					}

					OpNode.Operator = Operator.Multiply;
				}
			}
		}

		ExpressionNode MoveConstantToGlobal(ConstExpressionNode Node)
		{
			var RetValue = Container.GlobalContainer.CreateConstNode(Node, Parent);
			return RetValue == null ? null : Parent.FinishNode(RetValue);
		}

		PluginResult MoveConstantToGlobalIfNeeded(ref ExpressionNode Node)
		{
			if (Node is ConstExpressionNode)
			{
				var CNode = Node as ConstExpressionNode;

				if (CNode.Type.RealId is FloatType)
				{
					if (Arch.FloatingPointMode == x86FloatingPointMode.FPU)
					{
						var Value = CNode.CDouble;
						if (Value != 0.0 && Value != 1.0 && Value != Math.PI)
						{
							Node = MoveConstantToGlobal(CNode);
							return Node == null ? PluginResult.Failed : PluginResult.Ready;
						}
					}
					else if (Arch.FloatingPointMode == x86FloatingPointMode.SSE)
					{
						Node = MoveConstantToGlobal(CNode);
						return Node == null ? PluginResult.Failed : PluginResult.Ready;
					}
					else
					{
						throw new NotImplementedException();
					}
				}
				else if (x86Expressions.NeedReturnPointer(CNode.Type))
				{
					Node = MoveConstantToGlobal(CNode);
					return Node == null ? PluginResult.Failed : PluginResult.Ready;
				}
			}

			return PluginResult.Succeeded;
		}
	}
}

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This article, along with any associated source code and files, is licensed under The GNU General Public License (GPLv3)

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About the Author

Dávid Kocsis
Student
Hungary Hungary
I've been programming for 8 years. My first big project was a remake of a nice bomberman game called Dyna Blaster. When i was little i played a lot with it. Now i'm working on a new programming language and code generator.
I would like to work with someone, so feel free to contact me about it.

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