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
2024-01-20 11:11:28 -03:00
parent 331c07807f
commit 427b7d06b5
135 changed files with 43322 additions and 24 deletions
--- a/src/Ryujinx.Cpu/LightningJit/Arm32/InstInfoForTable.cs
+++ b/src/Ryujinx.Cpu/LightningJit/Arm32/InstInfoForTable.cs
@@ -0,0 +1,79 @@
+using Ryujinx.Cpu.LightningJit.Table;
+using System;
+
+namespace Ryujinx.Cpu.LightningJit.Arm32
+{
+    readonly struct InstInfoForTable : IInstInfo
+    {
+        public uint Encoding { get; }
+        public uint EncodingMask { get; }
+        public InstEncoding[] Constraints { get; }
+        public InstMeta Meta { get; }
+        public IsaVersion Version => Meta.Version;
+        public IsaFeature Feature => Meta.Feature;
+
+        public InstInfoForTable(
+            uint encoding,
+            uint encodingMask,
+            InstEncoding[] constraints,
+            InstName name,
+            Action<CodeGenContext, uint> emitFunc,
+            IsaVersion isaVersion,
+            IsaFeature isaFeature,
+            InstFlags flags)
+        {
+            Encoding = encoding;
+            EncodingMask = encodingMask;
+            Constraints = constraints;
+            Meta = new(name, emitFunc, isaVersion, isaFeature, flags);
+        }
+
+        public InstInfoForTable(
+            uint encoding,
+            uint encodingMask,
+            InstEncoding[] constraints,
+            InstName name,
+            Action<CodeGenContext, uint> emitFunc,
+            IsaVersion isaVersion,
+            InstFlags flags) : this(encoding, encodingMask, constraints, name, emitFunc, isaVersion, IsaFeature.None, flags)
+        {
+        }
+
+        public InstInfoForTable(
+            uint encoding,
+            uint encodingMask,
+            InstName name,
+            Action<CodeGenContext, uint> emitFunc,
+            IsaVersion isaVersion,
+            IsaFeature isaFeature,
+            InstFlags flags) : this(encoding, encodingMask, null, name, emitFunc, isaVersion, isaFeature, flags)
+        {
+        }
+
+        public InstInfoForTable(
+            uint encoding,
+            uint encodingMask,
+            InstName name,
+            Action<CodeGenContext, uint> emitFunc,
+            IsaVersion isaVersion,
+            InstFlags flags) : this(encoding, encodingMask, null, name, emitFunc, isaVersion, IsaFeature.None, flags)
+        {
+        }
+
+        public bool IsConstrained(uint encoding)
+        {
+            if (Constraints != null)
+            {
+                foreach (InstEncoding constraint in Constraints)
+                {
+                    if ((encoding & constraint.EncodingMask) == constraint.Encoding)
+                    {
+                        return true;
+                    }
+                }
+            }
+
+            return false;
+        }
+    }
+}