Vectorize R5G6B5 framebuffer present.
Change-Id: I40922c89056cacd00f9d728dfe1f3f12824c81a1
Reviewed-on: https://swiftshader-review.googlesource.com/3253
Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
diff --git a/src/Main/FrameBuffer.cpp b/src/Main/FrameBuffer.cpp
index 0b8c010..b9b87d7 100644
--- a/src/Main/FrameBuffer.cpp
+++ b/src/Main/FrameBuffer.cpp
@@ -263,17 +263,16 @@
}
break;
case FORMAT_R5G6B5:
- For(, x < width, x++)
+ For(, x < width - 3, x += 4)
{
- Int rgb = Int(*Pointer<Short>(s));
+ Int4 rgb = Int4(*Pointer<Short4>(s));
- *Pointer<Int>(d) = 0xFF000000 |
- ((rgb & 0xF800) << 8) | ((rgb & 0xE01F) << 3) |
- ((rgb & 0x07E0) << 5) | ((rgb & 0x0600) >> 1) |
- ((rgb & 0x001C) >> 2);
+ *Pointer<Int4>(d) = (((rgb & Int4(0xF800)) << 8) | ((rgb & Int4(0xE01F)) << 3)) |
+ (((rgb & Int4(0x07E0)) << 5) | ((rgb & Int4(0x0600)) >> 1)) |
+ (((rgb & Int4(0x001C)) >> 2) | Int4(0xFF000000));
- s += sBytes;
- d += dBytes;
+ s += 4 * sBytes;
+ d += 4 * dBytes;
}
break;
default:
@@ -372,17 +371,17 @@
}
break;
case FORMAT_R5G6B5:
- For(, x < width, x++)
+ For(, x < width - 3, x += 4)
{
- Int rgb = Int(*Pointer<Short>(s));
+ Int4 rgb = Int4(*Pointer<Short4>(s));
- *Pointer<Int>(d) = 0xFF000000 |
- ((rgb & 0x001F) << 19) | ((rgb & 0x001C) << 14) |
- ((rgb & 0x07E0) << 5) | ((rgb & 0x0600) >> 1) |
- ((rgb & 0xF800) >> 8) | ((rgb & 0xE000) >> 13);
+ *Pointer<Int4>(d) = Int4(0xFF000000) |
+ (((rgb & Int4(0x001F)) << 19) | ((rgb & Int4(0x001C)) << 14)) |
+ (((rgb & Int4(0x07E0)) << 5) | ((rgb & Int4(0x0600)) >> 1)) |
+ (((rgb & Int4(0xF800)) >> 8) | ((rgb & Int4(0xE000)) >> 13));
- s += sBytes;
- d += dBytes;
+ s += 4 * sBytes;
+ d += 4 * dBytes;
}
break;
default:
