In the m68k semihosting implementation of HOSTED_INIT_SIM, use the correct
check for whether do_brk() has failed -- it does not return -1 but the
previous value of the break limit.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
TaskState *ts = env->opaque;
/* Allocate the heap using sbrk. */
if (!ts->heap_limit) {
- long ret;
+ abi_ulong ret;
uint32_t size;
uint32_t base;
/* Try a big heap, and reduce the size if that fails. */
for (;;) {
ret = do_brk(base + size);
- if (ret != -1)
+ if (ret >= (base + size)) {
break;
+ }
size >>= 1;
}
ts->heap_limit = base + size;