From a0e6647860b689cd2c3d865e6b235b12ec96b89a Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Mon, 3 Feb 2020 19:11:22 +0000
Subject: Compare shader code using a span instead of individual reads. (#917)

* Compare shader code using a span instead of individual reads.

* Add comment for new parameter.

* Remove unnecessary Math.Min
---
 Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

(limited to 'Ryujinx.Graphics.Gpu/Shader')

diff --git a/Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs b/Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs
index 8aa9b1c7..fc4bf778 100644
--- a/Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs
+++ b/Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs
@@ -235,15 +235,9 @@ namespace Ryujinx.Graphics.Gpu.Shader
                 return false;
             }
 
-            for (int index = 0; index < shader.Code.Length; index++)
-            {
-                if (_context.MemoryAccessor.ReadInt32(gpuVa + (ulong)index * 4) != shader.Code[index])
-                {
-                    return true;
-                }
-            }
+            ReadOnlySpan<byte> memoryCode = _context.MemoryAccessor.GetSpan(gpuVa, (ulong)shader.Code.Length * 4);
 
-            return false;
+            return !MemoryMarshal.Cast<byte, int>(memoryCode).SequenceEqual(shader.Code);
         }
 
         /// <summary>
-- 
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