This patch implements '-msoft-stack' code generation variant for NVPTX. The
goal is to avoid relying on '.local' memory space for placement of automatic
data, and instead have an explicitely-maintained stack pointer (which can be
set up to point to preallocated global memory space). This allows t
This is a respin of the recently reviewed -msoft-stack patch that addresses
review feedback and adds required libgcc changes.
gcc/:
* config/nvptx/nvptx-protos.h (nvptx_output_set_softstack): Declare.
* config/nvptx/nvptx.c: (need_softstack_decl): New variable.
(init_softst
