Description: add support for LoongArch
Origin: upstream, https://code.qt.io/cgit/qt/qtbase.git/commit/?id=bdc16f086f1664b5
Last-Update: 2024-03-09

--- a/src/corelib/global/archdetect.cpp
+++ b/src/corelib/global/archdetect.cpp
@@ -59,6 +59,10 @@
 #  define ARCH_PROCESSOR "x86_64"
 #elif defined(Q_PROCESSOR_IA64)
 #  define ARCH_PROCESSOR "ia64"
+#elif defined(Q_PROCESSOR_LOONGARCH_32)
+#  define ARCH_PROCESSOR "loongarch32"
+#elif defined(Q_PROCESSOR_LOONGARCH_64)
+#  define ARCH_PROCESSOR "loongarch64"
 #elif defined(Q_PROCESSOR_MIPS_64)
 #  define ARCH_PROCESSOR "mips64"
 #elif defined(Q_PROCESSOR_MIPS)
--- a/src/corelib/global/qglobal.cpp
+++ b/src/corelib/global/qglobal.cpp
@@ -1816,6 +1816,37 @@ bool qSharedBuild() noexcept
 */
 
 /*!
+    \macro Q_PROCESSOR_LOONGARCH
+    \relates <QtGlobal>
+
+    Defined if the application is compiled for LoongArch processors.
+
+    \sa QSysInfo::buildCpuArchitecture()
+*/
+
+/*!
+    \macro Q_PROCESSOR_LOONGARCH_32
+    \relates <QtGlobal>
+
+    Defined if the application is compiled for 32-bit LoongArch processors.
+    The \l Q_PROCESSOR_LOONGARCH macro is also defined when
+    Q_PROCESSOR_LOONGARCH_32 is defined.
+
+    \sa QSysInfo::buildCpuArchitecture()
+*/
+
+/*!
+    \macro Q_PROCESSOR_LOONGARCH_64
+    \relates <QtGlobal>
+
+    Defined if the application is compiled for 64-bit LoongArch processors.
+    The \l Q_PROCESSOR_LOONGARCH macro is also defined when
+    Q_PROCESSOR_LOONGARCH_64 is defined.
+
+    \sa QSysInfo::buildCpuArchitecture()
+*/
+
+/*!
     \macro Q_PROCESSOR_MIPS
     \relates <QtGlobal>
 
--- a/src/corelib/global/qprocessordetection.h
+++ b/src/corelib/global/qprocessordetection.h
@@ -224,6 +224,20 @@
 // Q_BYTE_ORDER not defined, use endianness auto-detection
 
 /*
+    LoongArch family, known variants: 32- and 64-bit
+
+    LoongArch is little-endian.
+*/
+#elif defined(__loongarch__)
+#  define Q_PROCESSOR_LOONGARCH
+#  if __loongarch_grlen == 64
+#    define Q_PROCESSOR_LOONGARCH_64
+#  else
+#    define Q_PROCESSOR_LOONGARCH_32
+#  endif
+#  define Q_BYTE_ORDER Q_LITTLE_ENDIAN
+
+/*
     MIPS family, known revisions: I, II, III, IV, 32, 64
 
     MIPS is bi-endian, use endianness auto-detection implemented below.