From 78d94321149f8e10e5270516082cb37a5b91e327 Mon Sep 17 00:00:00 2001
From: Peter Seiderer <ps.report@gmx.net>
Date: Sun, 10 May 2020 22:26:43 +0200
Subject: [PATCH] qimage_conversions: arm neon draw helper only available for
 little endian

Fixes:

  qimage_conversions.cpp:(.text+0x2598): undefined reference to `storeRGB32FromARGB32PM_neon(unsigned char*, unsigned int const*, int, int, QVector<unsigned int> const*, QDitherInfo*)'

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
---
 src/gui/image/qimage_conversions.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/gui/image/qimage_conversions.cpp b/src/gui/image/qimage_conversions.cpp
index 97a5f89e..5fc5aba1 100644
--- a/src/gui/image/qimage_conversions.cpp
+++ b/src/gui/image/qimage_conversions.cpp
@@ -119,7 +119,7 @@ void qGamma_correct_back_to_linear_cs(QImage *image)
  *****************************************************************************/
 
 // The drawhelper conversions from/to RGB32 are passthroughs which is not always correct for general image conversion
-#if !defined(__ARM_NEON__)
+#if !defined(__ARM_NEON__) || !(Q_BYTE_ORDER == Q_LITTLE_ENDIAN)
 static void QT_FASTCALL storeRGB32FromARGB32PM(uchar *dest, const uint *src, int index, int count,
                                                const QVector<QRgb> *, QDitherInfo *)
 {
@@ -149,7 +149,7 @@ static const uint *QT_FASTCALL fetchRGB32ToARGB32PM(uint *buffer, const uchar *s
 #ifdef QT_COMPILER_SUPPORTS_SSE4_1
 extern void QT_FASTCALL storeRGB32FromARGB32PM_sse4(uchar *dest, const uint *src, int index, int count,
                                                     const QVector<QRgb> *, QDitherInfo *);
-#elif defined(__ARM_NEON__)
+#elif defined(__ARM_NEON__) && (Q_BYTE_ORDER == Q_LITTLE_ENDIAN)
 extern void QT_FASTCALL storeRGB32FromARGB32PM_neon(uchar *dest, const uint *src, int index, int count,
                                                     const QVector<QRgb> *, QDitherInfo *);
 #endif
@@ -181,7 +181,7 @@ void convert_generic(QImageData *dest, const QImageData *src, Qt::ImageConversio
                 store = storeRGB32FromARGB32PM_sse4;
             else
                 store = storeRGB32FromARGB32PM;
-#elif defined(__ARM_NEON__)
+#elif defined(__ARM_NEON__) && (Q_BYTE_ORDER == Q_LITTLE_ENDIAN)
             store = storeRGB32FromARGB32PM_neon;
 #else
             store = storeRGB32FromARGB32PM;
@@ -289,7 +289,7 @@ bool convert_generic_inplace(QImageData *data, QImage::Format dst_format, Qt::Im
                 store = storeRGB32FromARGB32PM_sse4;
             else
                 store = storeRGB32FromARGB32PM;
-#elif defined(__ARM_NEON__)
+#elif defined(__ARM_NEON__) && (Q_BYTE_ORDER == Q_LITTLE_ENDIAN)
             store = storeRGB32FromARGB32PM_neon;
 #else
             store = storeRGB32FromARGB32PM;
-- 
2.26.2