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| author | gdkchan <gab.dark.100@gmail.com> | 2024-01-20 11:11:28 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-01-20 11:11:28 -0300 |
| commit | 427b7d06b5ab6d2b06784a9d283eaf836a04c27e (patch) | |
| tree | b69b500432626c89f6a4b7171a948b46c46b3723 /src/Ryujinx.Cpu/LightningJit/CodeWriter.cs | |
| parent | 331c07807fd0db5d4452d6ef02962a6d19a56d7f (diff) | |
Implement a new JIT for Arm devices (#6057)1.1.1117
* 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
Diffstat (limited to 'src/Ryujinx.Cpu/LightningJit/CodeWriter.cs')
| -rw-r--r-- | src/Ryujinx.Cpu/LightningJit/CodeWriter.cs | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/Ryujinx.Cpu/LightningJit/CodeWriter.cs b/src/Ryujinx.Cpu/LightningJit/CodeWriter.cs new file mode 100644 index 00000000..ac4b22ff --- /dev/null +++ b/src/Ryujinx.Cpu/LightningJit/CodeWriter.cs @@ -0,0 +1,61 @@ +using System; +using System.Collections.Generic; +using System.Runtime.InteropServices; + +namespace Ryujinx.Cpu.LightningJit +{ + class CodeWriter + { + private readonly List<uint> _instructions; + + public int InstructionPointer => _instructions.Count; + + public CodeWriter() + { + _instructions = new(); + } + + public void WriteInstruction(uint instruction) + { + _instructions.Add(instruction); + } + + public void WriteInstructionAt(int index, uint instruction) + { + _instructions[index] = instruction; + } + + public void WriteInstructionsAt(int index, CodeWriter writer) + { + _instructions.InsertRange(index, writer._instructions); + } + + public uint ReadInstructionAt(int index) + { + return _instructions[index]; + } + + public List<uint> GetList() + { + return _instructions; + } + + public void RemoveLastInstruction() + { + if (_instructions.Count > 0) + { + _instructions.RemoveAt(_instructions.Count - 1); + } + } + + public ReadOnlySpan<uint> AsSpan() + { + return CollectionsMarshal.AsSpan(_instructions); + } + + public ReadOnlySpan<byte> AsByteSpan() + { + return MemoryMarshal.Cast<uint, byte>(AsSpan()); + } + } +} |