Reorganize test directories

tests/regress/sigill.c

@@ -0,0 +1,46 @@
+#include <unicorn/unicorn.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#define UC_BUG_WRITE_SIZE 128
+#define UC_BUG_WRITE_ADDR 0x1000    // fix this by change this to 0x2000
+
+int got_sigill = 0;
+
+void _interrupt(uc_engine *uc, uint32_t intno, void *user_data)
+{
+    if (intno == 6) {
+        uc_emu_stop(uc);
+        got_sigill = 1;
+    }
+}
+
+int main()
+{
+    int size;
+    uint8_t *buf;
+    uc_engine *uc;
+    uc_hook uh_trap;
+    uc_err err = uc_open (UC_ARCH_X86, UC_MODE_64, &uc);
+    if (err) {
+        fprintf (stderr, "Cannot initialize unicorn\n");
+        return 1;
+    }
+    size = UC_BUG_WRITE_SIZE;
+    buf = malloc (size);
+    if (!buf) {
+        fprintf (stderr, "Cannot allocate\n");
+        return 1;
+    }
+    memset (buf, 0, size);
+    if (!uc_mem_map(uc, UC_BUG_WRITE_ADDR, size, UC_PROT_ALL)) {
+        uc_mem_write(uc, UC_BUG_WRITE_ADDR,
+                (const uint8_t*)"\xff\xff\xff\xff\xff\xff\xff\xff", 8);
+    }
+    uc_hook_add(uc, &uh_trap, UC_HOOK_INTR, _interrupt, NULL);
+    uc_emu_start(uc, UC_BUG_WRITE_ADDR, UC_BUG_WRITE_ADDR+8, 0, 1);
+    uc_close(uc);
+    printf ("Correct: %s\n", got_sigill? "YES": "NO");
+    return got_sigill? 0: 1;
+}