drashna/ryujinx
1
0
Fork 0
Code Activity Actions

Add ADD (zx imm12), NOP, MOV (rs), LDA, TBB, TBH, MOV (zx imm16) and CLZ thumb instructions (#3683)

Browse source 
* Add ADD (zx imm12), NOP, MOV (register shifted), LDA, TBB, TBH, MOV (zx imm16) and CLZ thumb instructions, fix LDRD, STRD, CBZ, CBNZ and BLX (reg)

* Bump PPTC version
This commit is contained in:
gdkchan 2022-09-09 22:09:11 -03:00 • committed by GitHub
parent db45688aa8
commit c64524a240
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
16 changed files with 185 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

42
ARMeilleure/Instructions/InstEmitMemoryHelper.cs
View file

@ -123,6 +123,41 @@ namespace ARMeilleure.Instructions
context.CurrOp is OpCodeSimdMemSs);
}
public static Operand EmitReadInt(ArmEmitterContext context, Operand address, int size)
{
Operand temp = context.AllocateLocal(size == 3 ? OperandType.I64 : OperandType.I32);
Operand lblSlowPath = Label();
Operand lblEnd = Label();
Operand physAddr = EmitPtPointerLoad(context, address, lblSlowPath, write: false, size);
Operand value = default;
switch (size)
{
case 0: value = context.Load8 (physAddr); break;
case 1: value = context.Load16(physAddr); break;
case 2: value = context.Load (OperandType.I32, physAddr); break;
case 3: value = context.Load (OperandType.I64, physAddr); break;
}
context.Copy(temp, value);
if (!context.Memory.Type.IsHostMapped())
{
context.Branch(lblEnd);
context.MarkLabel(lblSlowPath, BasicBlockFrequency.Cold);
context.Copy(temp, EmitReadIntFallback(context, address, size));
context.MarkLabel(lblEnd);
}
return temp;
}
private static void EmitReadInt(ArmEmitterContext context, Operand address, int rt, int size)
{
Operand lblSlowPath = Label();
@ -419,6 +454,11 @@ namespace ARMeilleure.Instructions
}
private static void EmitReadIntFallback(ArmEmitterContext context, Operand address, int rt, int size)
{
SetInt(context, rt, EmitReadIntFallback(context, address, size));
}
private static Operand EmitReadIntFallback(ArmEmitterContext context, Operand address, int size)
{
MethodInfo info = null;
@ -430,7 +470,7 @@ namespace ARMeilleure.Instructions
case 3: info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.ReadUInt64)); break;
}
SetInt(context, rt, context.Call(info, address));
return context.Call(info, address);
}
private static void EmitReadVectorFallback(