add support for loongarch64 sw_64

(cherry picked from commit 8527a262655d07778d655a0a22871f484c190e81)

SDL.spec

@@ -1,7 +1,7 @@
 Name:       SDL
 Summary:    A cross-platform multimedia library
 Version:    1.2.15
-Release:    38
+Release:    39
 License:    LGPLv2+
 URL:        http://www.libsdl.org/
 
@@ -107,6 +107,9 @@ rm -f %{buildroot}%{_libdir}/*.la
 %{_mandir}/man3/SDL*.3*
 
 %changelog
+* Mon Aug 7 2023 panchenbo <panchenbo@kylinsec.com.cn> - 1.2.15-39
+- add support for loongarch64 sw_64
+
 * Fri Nov 5 2021 yixiangzhike <yixiangzhike007@163.com> - 1.2.15-38
 - DESC: fix CVE-2019-7572 CVE-2019-7574 CVE-2019-7575
 

SDL_config.h

@@ -73,6 +73,10 @@
 #include "SDL_config-mips.h"
 #elif defined(__riscv) && defined(__riscv_xlen) && __riscv_xlen == 64
 #include "SDL_config-riscv64.h"
+#elif defined(__loongarch64)
+#include "SDL_config-loongarch64.h"
+#elif defined(__sw_64)
+#include "SDL_config-sw_64.h"
 #else
 #error "The SDL-devel package is not usable with the architecture."
 #endif