Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / tcg / cris / check_mmap3.c

diff --git a/qemu/tests/tcg/cris/check_mmap3.c b/qemu/tests/tcg/cris/check_mmap3.c
new file mode 100644 (file)
index 0000000..34401fa
--- /dev/null
+++ b/qemu/tests/tcg/cris/check_mmap3.c
@@ -0,0 +1,33 @@
+/*
+#notarget: cris*-*-elf
+*/
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+int main (int argc, char *argv[])
+{
+  volatile unsigned char *a;
+
+  /* Check that we can map a non-multiple of a page and still get a full page.  */
+  a = mmap (NULL, 0x4c, PROT_READ | PROT_WRITE | PROT_EXEC,
+           MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+  if (a == NULL || a == (unsigned char *) -1)
+    abort ();
+
+  a[0] = 0xbe;
+  a[8191] = 0xef;
+  memset ((char *) a + 1, 0, 8190);
+
+  if (a[0] != 0xbe || a[8191] != 0xef)
+    abort ();
+
+  printf ("pass\n");
+  exit (0);
+}