Add test programs for lage page

Tests arm64 specific, contiguous bit based large pages as well.

Change-Id: I09edad8cfde6c23a259f1f32cfc97974d9cb63c3

test/large_page/arm64/402_64K.c

@@ -0,0 +1,35 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <sys/wait.h>
+#include <sys/mman.h>
+#include <sys/shm.h>
+#include "../util.h"
+
+#define TARGET_PAGE_SHIFT 29
+#define TARGET_PAGE_SIZE (1UL << TARGET_PAGE_SHIFT)
+
+int main(int argc, char **argv)
+{
+	char *addr_brk;
+	int trial_num = 0;
+
+	/* Assuming heap size starts from zero and
+	 * incremented by the amount specified with mcexec -h
+	 */
+	addr_brk = sbrk(TARGET_PAGE_SIZE);
+	NG(addr_brk != (void *)-1, "sbrk failed\n");
+
+	addr_brk[0] = 'z';
+	NG(__atomic_load_n(addr_brk, __ATOMIC_SEQ_CST) == 'z',
+	   "memory access failed\n");
+
+	printf("large page request, trial#: %03d, addr: %016lx, size: %ld\n",
+	       trial_num++, (unsigned long)addr_brk, TARGET_PAGE_SIZE);
+
+	return 0;
+ fn_fail:
+	return 1;
+}