path: root/pvalloc.c

/* See LICENSE file for copyright and license details. */
#include "libsimple.h"
#ifndef TEST


extern inline void *libsimple_pvalloc(size_t);


#else
#include "test.h"

int
main(void)
{
	struct allocinfo *volatile info;
	void *ptr;
	DEFINE_PAGESIZE;
	DEFINE_CACHELINE;

	assert((ptr = libsimple_pvalloc(5)));
	if (have_custom_malloc()) {
		assert((info = get_allocinfo(ptr)));
		assert(info->size == 5 || info->size == pagesize);
		ASSERT_ALIGNMENT(info, pagesize);
		assert(!info->zeroed);
		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
	}
	free(ptr);
	ptr = NULL;

	assert((ptr = libsimple_pvalloc(5 * pagesize - 1)));
	if (have_custom_malloc()) {
		assert((info = get_allocinfo(ptr)));
		assert(info->size == 5 * pagesize);
		ASSERT_ALIGNMENT(info, pagesize);
		assert(!info->zeroed);
		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
	}
	free(ptr);
	ptr = NULL;

	return 0;
}

#endif