#include <common.h>
-#ifdef CONFIG_SANDBOX
+#if defined(CONFIG_UNIT_TEST)
#define DEBUG
#endif
INTERNAL_SIZE_T nb;
-#ifdef CONFIG_SYS_MALLOC_F_LEN
+#if CONFIG_VAL(SYS_MALLOC_F_LEN)
if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT))
return malloc_simple(bytes);
#endif
mchunkptr fwd; /* misc temp for linking */
int islr; /* track whether merging with last_remainder */
-#ifdef CONFIG_SYS_MALLOC_F_LEN
+#if CONFIG_VAL(SYS_MALLOC_F_LEN)
/* free() is a no-op - all the memory will be freed on relocation */
if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT))
return;
/* realloc of null is supposed to be same as malloc */
if (oldmem == NULL) return mALLOc(bytes);
-#ifdef CONFIG_SYS_MALLOC_F_LEN
+#if CONFIG_VAL(SYS_MALLOC_F_LEN)
if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) {
/* This is harder to support and should not be needed */
panic("pre-reloc realloc() is not supported");
* fulfill the user's request.
*/
if (m == NULL) {
+ size_t extra, extra2;
/*
* Use bytes not nb, since mALLOc internally calls request2size too, and
* each call increases the size to allocate, to account for the header.
/* Aligned -> return it */
if ((((unsigned long)(m)) % alignment) == 0)
return m;
- /* Otherwise, fail */
+ /*
+ * Otherwise, try again, requesting enough extra space to be able to
+ * acquire alignment.
+ */
fREe(m);
- m = NULL;
+ /* Add in extra bytes to match misalignment of unexpanded allocation */
+ extra = alignment - (((unsigned long)(m)) % alignment);
+ m = (char*)(mALLOc(bytes + extra));
+ /*
+ * m might not be the same as before. Validate that the previous value of
+ * extra still works for the current value of m.
+ * If (!m), extra2=alignment so
+ */
+ if (m) {
+ extra2 = alignment - (((unsigned long)(m)) % alignment);
+ if (extra2 > extra) {
+ fREe(m);
+ m = NULL;
+ }
+ }
+ /* Fall through to original NULL check and chunk splitting logic */
}
if (m == NULL) return NULL; /* propagate failure */
return NULL;
else
{
-#ifdef CONFIG_SYS_MALLOC_F_LEN
+#if CONFIG_VAL(SYS_MALLOC_F_LEN)
if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) {
MALLOC_ZERO(mem, sz);
return mem;
int initf_malloc(void)
{
-#ifdef CONFIG_SYS_MALLOC_F_LEN
+#if CONFIG_VAL(SYS_MALLOC_F_LEN)
assert(gd->malloc_base); /* Set up by crt0.S */
- gd->malloc_limit = CONFIG_SYS_MALLOC_F_LEN;
+ gd->malloc_limit = CONFIG_VAL(SYS_MALLOC_F_LEN);
gd->malloc_ptr = 0;
#endif