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- diff --git a/simd-support/neon.c b/simd-support/neon.c
- index 196959c..fe04dd4 100644
- --- a/simd-support/neon.c
- +++ b/simd-support/neon.c
- @@ -23,54 +23,9 @@
-
- #if HAVE_NEON
-
- -/* check for an environment where signals are known to work */
- -#if defined(unix) || defined(linux)
- - # include <signal.h>
- - # include <setjmp.h>
- -
- - static jmp_buf jb;
- -
- - static void sighandler(int x)
- - {
- - UNUSED(x);
- - longjmp(jb, 1);
- - }
- -
- - static int really_have_neon(void)
- - {
- - void (*oldsig)(int);
- - oldsig = signal(SIGILL, sighandler);
- - if (setjmp(jb)) {
- - signal(SIGILL, oldsig);
- - return 0;
- - } else {
- - /* paranoia: encode the instruction in binary because the
- - assembler may not recognize it without -mfpu=neon */
- - /*asm volatile ("vand q0, q0, q0");*/
- - asm volatile (".long 0xf2000150");
- - signal(SIGILL, oldsig);
- - return 1;
- - }
- - }
- -
- - int X(have_simd_neon)(void)
- - {
- - static int init = 0, res;
- -
- - if (!init) {
- - res = really_have_neon();
- - init = 1;
- - }
- - return res;
- - }
- -
- -
- -#else
- -/* don't know how to autodetect NEON; assume it is present */
- int X(have_simd_neon)(void)
- {
- return 1;
- }
- -#endif
-
- #endif
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