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reenabling interupts... delegates are CLOSE!

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cipher_cp 2008-06-29 17:23:31 +00:00
parent f100456152
commit ec2dba35e5
1 changed files with 38 additions and 15 deletions
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53
source/Indy.IL2CPU.IL.X86/CustomImplementations/System/Assemblers/MulticastDelegate_Invoke.cs
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@ -30,47 +30,70 @@ namespace Indy.IL2CPU.IL.X86.CustomImplementations.System.Assemblers
* ECX contains the argument size
*/
new CPU.Label("____DEBUG_FOR_MULTICAST___");
new CPUx86.Cli();//DEBUG ONLY
#warning reenable interupts when issue is fixed!!!
// new CPUx86.Cli();//DEBUG ONLY
//#warning reenable interupts when issue is fixed!!!
new CPU.Comment("move address of delgate to eax");
new CPUx86.Move("eax", "[" + MethodInfo.Arguments[0].VirtualAddresses[0] + "]");
var xGetInvocationListMethod = typeof(MulticastDelegate).GetMethod("GetInvocationList");
new CPU.Comment("push address of delgate to stack");
new CPUx86.Push("eax");//addrof this
new CPUx86.Call(CPU.Label.GenerateLabelName(xGetInvocationListMethod));
new CPU.Comment("get address from return value -> eax");
new CPUx86.Pop("eax");//list
new CPU.Comment("eax+=8 is where the offset where an array's count is");
new CPUx86.Add("eax", "8");//addrof list.count??
new CPU.Comment("store count in ebx");
new CPUx86.Move("ebx", "[eax]");//list.count
new CPU.Comment("eax+=8 is where the offset where an array's items start");
new CPUx86.Add("eax", "8");//why? -- start of list i think?
new CPUx86.Move("edi", "0");
new CPU.Comment("ecx = ptr to delegate object");
new CPUx86.Move("ecx", "[" + MethodInfo.Arguments[0].VirtualAddresses[0] + "]");//addrof the delegate
new CPU.Comment("ecx points to the size of the delegated methods arguments");
new CPUx86.Move("ecx", "[ecx + " + (MethodInfo.Arguments[0].TypeInfo.Fields["$$ArgSize$$"].Offset + 12) + "]");//the size of the arguments to the method? + 12??? -- 12 is the size of the current call stack.. i think
new CPUx86.Xor("edx", "edx");//make sure edx is 0
new CPU.Label(".BEGIN_OF_LOOP");
new CPUx86.Compare("edx", "ebx");//are we at the end of this list
new CPUx86.JumpIfEqual(".END_OF_INVOKE_");//then we better stop
new CPUx86.Pushad();
new CPU.Comment("esi points to where we will copy the methods argumetns from");
new CPUx86.Move("esi", "esp");
new CPU.Comment("edi = ptr to delegate object");
new CPUx86.Move("edi", "[" + MethodInfo.Arguments[0].VirtualAddresses[0] + "]");
new CPUx86.Move("edi", "[edi + " + (MethodInfo.Arguments[0].TypeInfo.Fields["System.Object System.Delegate._target"].Offset + 12) + "]");
new CPU.Comment("edi = ptr to delegate object should be a pointer to the delgates context ie (this) for the methods ");
new CPUx86.Move("edi", "[edi + " + (MethodInfo.Arguments[0].TypeInfo.Fields["System.Object System.Delegate._target"].Offset + 12) + "]");//i really dont get the +12
new CPU.Comment("if this == null");
new CPUx86.Compare("edi", "0");
new CPUx86.JumpIfZero(".NO_THIS");
new CPUx86.Push("edi");
new CPU.Label(".NO_THIS");
new CPUx86.Move("esi", "esp");
new CPUx86.Sub("esp", "ecx");
new CPUx86.Compare("edi", "0");//_target is null
new CPUx86.JumpIfZero(".NO_THIS2");
new CPUx86.Add("esi", "4");
//new CPU.Comment("we have a this on the stack so we need to be above it when copying");
//new CPUx86.Add("esi", "4");
new CPU.Label(".NO_THIS2");
new CPU.Label(".NO_THIS");
new CPU.Comment("make space for us to copy the arguments too");
new CPUx86.Sub("esp", "ecx");
//new CPUx86.Compare("edi", "0");//_target is null
//new CPUx86.JumpIfZero(".NO_THIS2");
//new CPU.Label(".NO_THIS2");
new CPU.Comment("move the current delegate to edi");
new CPUx86.Move("edi", "[eax]");
new CPU.Comment("move the methodptr from that delegate to edi ");
new CPUx86.Move("edi", "[edi + " + (MethodInfo.Arguments[0].TypeInfo.Fields["System.IntPtr System.Delegate._methodPtr"].Offset + 12) + "]");//
new CPU.Comment("save methodptr on the stack");
new CPUx86.Push("edi");
new CPU.Comment("move location to copy args to");
new CPUx86.Move("edi", "esp");
new CPU.Comment("get above the saved methodptr");
new CPUx86.Add("edi", "4");
//we allocated the argsize on the stack once, and it we need to get above the original args
new CPUx86.Add("esi","ecx");
new CPUx86.Add("esi","ecx");
new CPUx86.Add("esi", "44"); // 32 for the Pushad + 12 for the call stack
new CPU.Comment("we allocated argsize on the stack once");
new CPUx86.Add("esi", "ecx");
//new CPUx86.Add("esi","ecx");
new CPU.Comment("add another to the source location 32 for the Pushad + 16 for the current stack");
new CPUx86.Add("esi", "48"); // 32 for the Pushad + 12 for the call stack
new CPUx86.RepeatMovsb();
new CPUx86.Pop("edi");
new CPUx86.Call("edi");
@ -84,8 +107,8 @@ namespace Indy.IL2CPU.IL.X86.CustomImplementations.System.Assemblers
new CPUx86.Jump(".BEGIN_OF_LOOP");
new CPU.Label(".END_OF_INVOKE_");
new CPUx86.Sti();
#warning remove this ^ sti call when issue is fixed!!!
// new CPUx86.Sti();
//#warning remove this ^ sti call when issue is fixed!!!
//MethodInfo.Arguments[0].
// new CPUx86.Move("ebx", "[eax + " + (MethodInfo.Arguments[0].TypeInfo.Fields["$$ArgSize$$"].Offset + 12) + "]");