Implement a new JIT for Arm devices (#6057)

* Implement a new JIT for Arm devices

* Auto-format

* Make a lot of Assembler members read-only

* More read-only

* Fix more warnings

* ObjectDisposedException.ThrowIf

* New JIT cache for platforms that enforce W^X, currently unused

* Remove unused using

* Fix assert

* Pass memory manager type around

* Safe memory manager mode support + other improvements

* Actual safe memory manager mode masking support

* PR feedback

src/Ryujinx.Cpu/LightningJit/CpuPresets.cs

@@ -0,0 +1,13 @@
+namespace Ryujinx.Cpu.LightningJit
+{
+    public static class CpuPresets
+    {
+        public static CpuPreset CortexA57 => new(
+            IsaVersion.v80,
+            IsaFeature.FeatAes |
+            IsaFeature.FeatCrc32 |
+            IsaFeature.FeatSha1 |
+            IsaFeature.FeatSha256 |
+            IsaFeature.FeatPmull);
+    }
+}