Fix MIPS DSP configuration

The patch fixes a number of bugs in code, and removes dead logic
clarifying that MIPS DSP, like ARM NEON, has no runtime detecton.

Change-Id: If2f4eea68da5b2eaa80b8e9c8258206d8c1b7173
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 14 insertions, 1 deletions

diff --git a/src/gui/painting/qdrawhelper_mips_dsp.cpp b/src/gui/painting/qdrawhelper_mips_dsp.cpp
index 783e481296..e92a6606de 100644
--- a/src/gui/painting/qdrawhelper_mips_dsp.cpp
+++ b/src/gui/painting/qdrawhelper_mips_dsp.cpp
@@ -113,7 +113,7 @@ void qt_blend_rgb32_on_rgb32_mips_dsp(uchar *destPixels, int dbpl,
     }
 }
 
-#if defined QT_COMPILER_SUPPORTS_MIPS_DSPR2
+#if defined(__MIPS_DSPR2__)
 void qt_blend_rgb16_on_rgb16_mips_dspr2(uchar *destPixels, int dbpl,
                                         const uchar *srcPixels, int sbpl,
                                         int w, int h,
@@ -521,4 +521,17 @@ const uint * QT_FASTCALL qt_fetchUntransformed_argb8565_premultiplied_mips_dsp (
     return buffer;
 }
 
+#if defined(__MIPS_DSPR2__)
+extern "C" void  qConvertRgb16To32_asm_mips_dspr2(quint32 *dest, const quint16 *src, int length);
+
+const uint *QT_FASTCALL qt_fetchUntransformedRGB16_mips_dspr2(uint *buffer, const Operator *,
+                                                              const QSpanData *data, int y, int x,
+                                                              int length)
+{
+    const quint16 *scanLine = (const quint16 *)data->texture.scanLine(y) + x;
+    qConvertRgb16To32_asm_mips_dspr2(buffer, scanLine, length);
+    return buffer;
+}
+#endif
+
 QT_END_NAMESPACE