diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs')
| -rw-r--r-- | Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs b/Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs deleted file mode 100644 index 2048a67b..00000000 --- a/Ryujinx.HLE/HOS/Tamper/CodeEmitters/MemoryConditional.cs +++ /dev/null @@ -1,45 +0,0 @@ -using Ryujinx.HLE.HOS.Tamper.Conditions; - -namespace Ryujinx.HLE.HOS.Tamper.CodeEmitters -{ - /// <summary> - /// Code type 1 performs a comparison of the contents of memory to a static value. - /// If the condition is not met, all instructions until the appropriate conditional block terminator - /// are skipped. - /// </summary> - class MemoryConditional - { - private const int OperationWidthIndex = 1; - private const int MemoryRegionIndex = 2; - private const int ComparisonTypeIndex = 3; - private const int OffsetImmediateIndex = 6; - private const int ValueImmediateIndex = 16; - - private const int OffsetImmediateSize = 10; - private const int ValueImmediateSize4 = 8; - private const int ValueImmediateSize8 = 16; - - public static ICondition Emit(byte[] instruction, CompilationContext context) - { - // 1TMC00AA AAAAAAAA VVVVVVVV (VVVVVVVV) - // T: Width of memory write (1, 2, 4, or 8 bytes). - // M: Memory region to write to (0 = Main NSO, 1 = Heap). - // C: Condition to use, see below. - // A: Immediate offset to use from memory region base. - // V: Value to compare to. - - byte operationWidth = instruction[OperationWidthIndex]; - MemoryRegion memoryRegion = (MemoryRegion)instruction[MemoryRegionIndex]; - Comparison comparison = (Comparison)instruction[ComparisonTypeIndex]; - - ulong address = InstructionHelper.GetImmediate(instruction, OffsetImmediateIndex, OffsetImmediateSize); - Pointer sourceMemory = MemoryHelper.EmitPointer(memoryRegion, address, context); - - int valueSize = operationWidth <= 4 ? ValueImmediateSize4 : ValueImmediateSize8; - ulong value = InstructionHelper.GetImmediate(instruction, ValueImmediateIndex, valueSize); - Value<ulong> compareToValue = new Value<ulong>(value); - - return InstructionHelper.CreateCondition(comparison, operationWidth, sourceMemory, compareToValue); - } - } -} |
