[SystemZ] Add support for new cpu architecture - arch13

This patch series adds support for the next-generation arch13
CPU architecture to the SystemZ backend.

This includes:
- Basic support for the new processor and its features.
- Assembler/disassembler support for new instructions.
- CodeGen for new instructions, including new LLVM intrinsics.
- Scheduler description for the new processor.
- Detection of arch13 as host processor.

Note: No currently available Z system supports the arch13
architecture.  Once new systems become available, the
official system name will be added as supported -march name.

llvm-svn: 365932

1 files changed, 2 insertions, 0 deletions

diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index 947e9468c26..d491912bdc0 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -315,6 +315,8 @@ StringRef sys::detail::getHostCPUNameForS390x(StringRef ProcCpuinfoContent) {
         Pos += sizeof("machine = ") - 1;
         unsigned int Id;
         if (!Lines[I].drop_front(Pos).getAsInteger(10, Id)) {
+          if (Id >= 8561 && HaveVectorSupport)
+            return "arch13";
           if (Id >= 3906 && HaveVectorSupport)
             return "z14";
           if (Id >= 2964 && HaveVectorSupport)