blender/tests/gtests/guardedalloc/guardedalloc_alignment_test.cc
Campbell Barton 7ecc3f4734 Add brief license headers to tests
These are effectively public-domain, but use apache2.0 to avoid adding new licenses
2014-06-19 18:48:41 +10:00

54 lines
1.1 KiB
C++

/* Apache License, Version 2.0 */
#include "testing/testing.h"
#include "MEM_guardedalloc.h"
#define CHECK_ALIGNMENT(ptr, align) EXPECT_EQ(0, (size_t)ptr % align)
namespace {
void DoBasicAlignmentChecks(const int alignment)
{
int *foo, *bar;
foo = (int *) MEM_mallocN_aligned(sizeof(int) * 10, alignment, "test");
CHECK_ALIGNMENT(foo, alignment);
bar = (int *) MEM_dupallocN(foo);
CHECK_ALIGNMENT(bar, alignment);
MEM_freeN(bar);
foo = (int *) MEM_reallocN(foo, sizeof(int) * 5);
CHECK_ALIGNMENT(foo, alignment);
foo = (int *) MEM_recallocN(foo, sizeof(int) * 5);
CHECK_ALIGNMENT(foo, alignment);
MEM_freeN(foo);
}
} // namespace
TEST(guardedalloc, LockfreeAlignedAlloc16)
{
DoBasicAlignmentChecks(16);
}
TEST(guardedalloc, GuardedAlignedAlloc16)
{
MEM_use_guarded_allocator();
DoBasicAlignmentChecks(16);
}
// On Apple we currently support 16 bit alignment only.
// Harmless for Blender, but would be nice to support
// eventually.
#ifndef __APPLE__
TEST(guardedalloc, GuardedAlignedAlloc32)
{
MEM_use_guarded_allocator();
DoBasicAlignmentChecks(16);
}
#endif