From 1ae690ba2f407042456207d40e425f8b1f900863 Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Wed, 29 Sep 2021 00:21:30 +0100
Subject: [PATCH] Use normal memory store path for DC ZVA (#2693)
Seems like this is used as an optimized way to clear memory in homebrew applications. Unfortunately, calling the software fallback method every 8 bytes was not very optimal.
The existing EmitStore is used by passing in ZR as the register to get a 0 write.
---
ARMeilleure/Instructions/InstEmitSystem.cs | 2 +-
ARMeilleure/Translation/PTC/Ptc.cs | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/ARMeilleure/Instructions/InstEmitSystem.cs b/ARMeilleure/Instructions/InstEmitSystem.cs
index a5278a27bc..60c71f963c 100644
--- a/ARMeilleure/Instructions/InstEmitSystem.cs
+++ b/ARMeilleure/Instructions/InstEmitSystem.cs
@@ -91,7 +91,7 @@ namespace ARMeilleure.Instructions
{
Operand address = context.Add(t, Const(offset));
- context.Call(typeof(NativeInterface).GetMethod(nameof(NativeInterface.WriteUInt64)), address, Const(0L));
+ InstEmitMemoryHelper.EmitStore(context, address, RegisterConsts.ZeroIndex, 3);
}
break;
diff --git a/ARMeilleure/Translation/PTC/Ptc.cs b/ARMeilleure/Translation/PTC/Ptc.cs
index ba0b804b44..8bebb844b0 100644
--- a/ARMeilleure/Translation/PTC/Ptc.cs
+++ b/ARMeilleure/Translation/PTC/Ptc.cs
@@ -27,7 +27,7 @@ namespace ARMeilleure.Translation.PTC
private const string OuterHeaderMagicString = "PTCohd\0\0";
private const string InnerHeaderMagicString = "PTCihd\0\0";
- private const uint InternalVersion = 2571; //! To be incremented manually for each change to the ARMeilleure project.
+ private const uint InternalVersion = 2693; //! To be incremented manually for each change to the ARMeilleure project.
private const string ActualDir = "0";
private const string BackupDir = "1";