Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.
We recommend using Visual Studio 2017

Stack Usage

 

The latest version of this topic can be found at Stack Usage.

All memory beyond the current address of RSP is considered volatile: The OS, or a debugger, may overwrite this memory during a user debug session, or an interrupt handler. Thus, RSP must always be set before attempting to read or write values to a stack frame.

This section discusses the allocation of stack space for local variables and the alloca intrinsic.

x64 Software Conventions

Show: