Add ktx

ktx/build/cputypetest.c

@@ -0,0 +1,57 @@
+
+//
+// https://gist.github.com/webmaster128/e08067641df1dd784eb195282fd0912f
+//
+// The resulting values must not be defined as macros, which
+// happens e.g. for 'i386', which is a macro in clang.
+// For safety reasons, we undefine everything we output later
+//
+// For CMake literal compatibility, this file must have no double quotes
+//
+
+#if defined(__x86_64__) || defined(_M_X64)
+x86_64
+#elif defined(i386) || defined(__i386__) || defined(__i386) || defined(_M_IX86)
+x86_32
+#elif defined(__ARM_ARCH_2__)
+armv2
+#elif defined(__ARM_ARCH_3__) || defined(__ARM_ARCH_3M__)
+armv3
+#elif defined(__ARM_ARCH_4T__) || defined(__TARGET_ARM_4T)
+armv4T
+#elif defined(__ARM_ARCH_5_) || defined(__ARM_ARCH_5E_)
+ARM5
+#elif defined(__ARM_ARCH_6T2_) || defined(__ARM_ARCH_6T2_)
+armv6T2
+#elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__)
+armv6
+#elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7S__)
+armv7
+#elif defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7S__)
+armv7A
+#elif defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7S__)
+armv7R
+#elif defined(__ARM_ARCH_7M__)
+armv7M
+#elif defined(__ARM_ARCH_7S__)
+armv7S
+#elif defined(__aarch64__) || defined(_M_ARM64)
+arm64
+#elif defined(mips) || defined(__mips__) || defined(__mips)
+mips
+#elif defined(__sh__)
+superh
+#elif defined(__powerpc) || defined(__powerpc__) || defined(__powerpc64__) || defined(__POWERPC__) || defined(__ppc__) || defined(__PPC__) || defined(_ARCH_PPC)
+powerpc
+#elif defined(__PPC64__) || defined(__ppc64__) || defined(_ARCH_PPC64)
+powerpc64
+#elif defined(__sparc__) || defined(__sparc)
+sparc
+#elif defined(__m68k__)
+m68k
+#elif defined __EMSCRIPTEN__
+wasm
+#else
+    #error Unsupported cpu
+#endif
+