为beagleboard构建嵌入式QT5

Question

我在为beagleboard构建嵌入式QT5时遇到了一些错误

1. QT配置./ -prefix -prefix -release -opensource -platform linux-g+-32 -xplatform qws/linux-TIarmv7 7-sgx-g++ -no-pch -no-glib -confirm no-gtkstyle -opengl es2 -确认-许可证-no-xcb -no-wayland -no-glib -verbose -eglfs -no-c++11 -no++11system-zlib -qt-libpng -qt-libjpeg -no-openvg -widgets -no-tslib -make libs -make tools -device-option -make

2.QMAKESPEC出口QMAKESPEC=“

1. 制作-j4 -L/home/nirvana/ti-sdk-beagleboard-06.00.00.00/Graphics_SDK_4_09_00_01/gfx_rel_es5.x/ -L/home/nirvana/ti-sdk-beagleboard-06.00.00.00/tslib-1.0/out/lib -L/home/nirvana/ti-sdk-beagleboard-06.00.00.00/qt-everywhere-opensource-src-5.4.0-master/qtbase/lib -lQt5Core -lEGL -lGLESv2 -lGLES-L/home/nirvana/ti-sdk-beagleboard-06.00.00.00/Graphics_SDK_4_09_00_01/gfx_rel_es5.x/ -L/home/nirvana/ti-sdk-beagleboard-06.00.00.00/tslib-1.0/out/lib _CM -lIMGegl -lsrv_um -lusc -lts -lpthread -lqtharfbuzzng -lts -lz -lEGL -lGLESv2 -lGLES_CM -lIMGegl -lsrv_um -lusc . .obj/qimage.o:函数QImage::fill(unsigned int)': qimage.cpp:(.text+0x3926): undefined reference toqt_memfill32(无符号int*，无符号int，int)‘qimage.cpp:(.text+0x3a7a)：未定义的对qt_memfill32(unsigned int*, unsigned int, int)' .obj/qimage_conversions.o: In functionqInitImageConversions()的引用’：qimage_conversions.cpp:(.text+0x3458)：未定义的对convert_RGB888_to_RGB32_neon(QImageData*, QImageData const*, QFlags<Qt::ImageConversionFlag>)' .obj/qdrawhelper.o: In functionvoid qt_rectfill的引用(无符号int*，无符号int，int)'：qdrawhelper.cpp:(.text+0x6578)：未定义的对qt_memfill32(unsigned int*, unsigned int, int)' .obj/qdrawhelper.o: In functionvoidqt_bitmapblit_template的引用(QRasterBuffer*，int，int，unsigned int，unsigned char const*，int，int，int)'：qdrawhelper.cpp:(.text+0x6caa)：对qt_memfill32(unsigned int*, unsigned int, int)' qdrawhelper.cpp:(.text+0x6ccc): undefined reference toqt_memfill32(无签名int*，无符号int，int)‘qdrawhelper.cpp:(.text+0x6dce)：未定义的对qt_memfill32(unsigned int*, unsigned int, int)' qdrawhelper.cpp:(.text+0x6df6): undefined reference toqt_memfill32的引用(无符号int*、无符号int、int)’对qt_memfill32(unsigned int*, unsigned int, int)' follow .obj/qdrawhelper.o: In functionqInitDrawhelperAsm()的更多未定义引用: qdrawhelper.cpp:(.text+0x1b6f8)：未定义的对qt_blend_rgb32_on_rgb32_neon(unsigned char*, int, unsigned char const*, int, int, int, int)' qdrawhelper.cpp:(.text+0x1b6fc): undefined reference toqt_blend_argb32_on_argb32_neon(unsigned char*、int、unsigned char const*、int、int、int的引用。( int)‘qt_blend_argb32_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, int, int, int)' qdrawhelper.cpp:(.text+0x1b704): undefined reference toqt_blend_rgb16_on_argb32_neon(unsigned qdrawhelper.cpp:(.text+0x1b700)：未定义的对qt_blend_rgb16_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, int, int, int)' qdrawhelper.cpp:(.text+0x1b710): undefined reference toqt_scale_image_argb32_on_rgb16_neon(unsigned char*、int、un符号char const*、int、int)’qdrawhelper.cpp:(.text+0x1b708)：(.text+0x1b708)：未定义引用qt_blend_rgb16_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, int, int, int)' qdrawhelper.cpp:(.text+0x1b710): undefined reference toqt_scale_image_argb32_on_rgb16_neon(unsigned char*、int、QRectF const&、QRectF const&、QRect const&，( int)‘qt_scale_image_rgb16_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, int, QRectF const&, QRectF const&, QRect const&, int)' qdrawhelper.cpp:(.text+0x1b718): undefined reference toqt_transform_image_argb32_on_rgb16_neon(unsigned：(.text+0x1b714)：未定义的对qt_transform_image_rgb16_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, QRectF const&, QRectF const&, QRect const&, QTransform const&, int)' qdrawhelper.cpp:(.text+0x1b724): undefined reference toqt_alphamapblit_quint16_neon(QRasterBuffer*，字符*、int、无符号char const*、int、QRectF const&、QRectF const&、QRect const&、QTransform const&，int )的引用(.text+0x1b720)：(.text+0x1b720)：(.text+0x1b720)：未定义的对qt_transform_image_rgb16_on_rgb16_neon(unsigned char*, int, unsigned char const*, int, QRectF const&, QRectF const&, QRect const&, QTransform const&, int)' qdrawhelper.cpp:(.text+0x1b724): undefined reference toqt_alphamapblit_quint16_neon(QRasterBuffer*，int、int、unsigned int、unsigned char const*、int、int的引用。( qt_blend_argb32_on_argb32_scanline_neon(unsigned int*, unsigned int const*, int, unsigned int)' qdrawhelper.cpp:(.text+0x1b734): undefined reference tocomp_func_solid_SourceOver_neon(unsigned ) qdrawhelper.cpp:(.text+0x1b738)：未定义的对comp_func_Plus_neon(unsigned int*, unsigned int const*, int, unsigned int)' qdrawhelper.cpp:(.text+0x1b73c): undefined reference toqt_destFetchRGB16_neon(unsigned int*、QRasterBuffer*、int、int、int)‘qdrawhelper.cpp:(.text+0x1b740)：未定义的对qt_destStoreRGB16_neon(QRasterBuffer*, int, int, unsigned int const*, int)' qdrawhelper.cpp:(.text+0x1b748): undefined reference toqt_memrotate90_16_neon(unsigned const*、int、unsigned *的引用，‘qdrawhelper.cpp:(.text+0x1b74c)：未定义的对QSpanData int*、运算符const*、QSpanData const*、int、int、int)的引用。.obj/qdrapuper.o:在函数void qt_rectfill<unsigned int>(unsigned int*, unsigned int, int, int, int, int, int)': qdrawhelper.cpp:(.text+0x6590): undefined reference toqt_memfill32(无符号int*，无符号int，int)’..obj/qdrapuper.o中:在函数rasterop_solid_NotSource(unsigned int*, int, unsigned int, unsigned int)': qdrawhelper.cpp:(.text+0x65f4): undefined reference toqt_memfill32(无符号int*、无符号int、int)‘..obj/qdrapper.o:在函数comp_func_solid_Source(unsigned int*, int, unsigned int, unsigned int)': qdrawhelper.cpp:(.text+0x67a2): undefined reference toqt_memfill32(无符号int*、无符号int*、无符号int，int)中，O:在函数comp_func_Clear(unsigned int*, unsigned int const*, int, unsigned int)': qdrawhelper.cpp:(.text+0x6906): undefined reference toqt_memfill32(无符号int*，无符号int，int)‘..obj/qdrapuper.o:函数comp_func_solid_Clear(unsigned int*, int, unsigned int, unsigned int)': qdrawhelper.cpp:(.text+0x6a6a): undefined reference toqt_memfill32(无符号int*，无符号int，( .obj/qdrawhelper.o:qdrawhelper.cpp:(.text+0x6c1e)：)对qt_memfill32(unsigned int*, unsigned int, int)' follow collect2: error: ld returned 1 exit status make[3]: *** [../../lib/libQt5Gui.so.5.4.0] Error 1 make[3]: Leaving directory/home/nirvana/ti-sdk-beagleboard-06.00.00.00/qt-everywhere-opensource-src-5.4.0-master/qtbase/src/gui‘make2的更多未定义引用：* sub_first错误2 make2:离开目录 `/home/nirvana/ti-sdk-beagleboard-06.00.00.00/qt-everywhere-opensource-src-5.4.0-主/qtbase/src‘make1：* src make_first make1 2 make1:离开make1：*模块-qtbase-make_first make1 2

有什么理想吗？

非常感谢

Answer 1

我简单地解决了这个问题，强迫Qt编译ARM处理器的“neon”支持，只需在“./配置”之后修改“qtbase/mkspecs/qmodule.pri”中的以下行：

host_build {
    QT_CPU_FEATURES.i386 =
} else {
    QT_CPU_FEATURES.arm = neon
}