On Thu, Aug 21, 2014 at 9:56 PM, Joel Sherrill <joel.sherr...@oarcorp.com> wrote: > The sp must be updated before the memory can be used. This is just > a bug otherwise.
No, 128 byte redzone is an ABI thing both that OpenRISC and x86-64 have. The bug in GCC was that redzone was not respected IIRC (if it's the same bug that I have in mind). > R1 [SP] > The stack pointer holds the limit of the current stack frame. The first 128 > bytes below the stack pointer are reserved for leaf functions, and below that > are undefined. Stack pointer must be word aligned at all times. > Christian.. can you review that code? Could you point me to the code? I don't know exactly which code and version is being used. _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
