Method pop

crates/vm/src/datastack.rs:132–141

(&mut self, base: *mut u8)

    /// and all allocations made after it must already have been popped.
    #[inline(always)]
    pub unsafe fn pop(&mut self, base: *mut u8) {
        debug_assert!(!base.is_null());
        if self.is_in_current_chunk(base) {
            // Common case: base is within the current chunk.
            self.top = base;
        } else {
            // base is in a previous chunk — free the current chunk.
            unsafe { self.pop_slow(base) };
        }
    }

    /// Check if `ptr` falls within the current chunk's data area.
    /// Both bounds are checked to handle non-monotonic allocation addresses