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liblaunch: ensure stack pointers remain aligned

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max 🍓
2026-04-01 18:53:04 +01:00
parent 3bd5899ece
commit 28d986c628
1 changed files with 6 additions and 0 deletions
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lib/liblaunch/stack.c
+6
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@@ -24,6 +24,9 @@ void *stack_writer_put_string(
w->w_local_sp -= (len + 1); w->w_local_sp -= (len + 1);
w->w_remote_sp -= (len + 1); w->w_remote_sp -= (len + 1);
w->w_local_sp &= ~0x0F;
w->w_remote_sp &= ~0x0F;
char *local_ptr = (char *)w->w_local_sp; char *local_ptr = (char *)w->w_local_sp;
virt_addr_t remote_ptr = w->w_remote_sp; virt_addr_t remote_ptr = w->w_remote_sp;
@@ -46,6 +49,9 @@ void *stack_writer_put(
w->w_local_sp -= len; w->w_local_sp -= len;
w->w_remote_sp -= len; w->w_remote_sp -= len;
w->w_local_sp &= ~0x0F;
w->w_remote_sp &= ~0x0F;
void *local_ptr = (char *)w->w_local_sp; void *local_ptr = (char *)w->w_local_sp;
virt_addr_t remote_ptr = w->w_remote_sp; virt_addr_t remote_ptr = w->w_remote_sp;