message: Start SSA docs
diff: - [Syntax](lang/syntax.md)
  - [Well Formedness](lang/wellformed.md)
  - [Core](lang/core.md)
  + - [Static Single Assignment](lang/ssa.md)
  - [Memory](lang/memory.md)
  - [Floating Point](lang/float.md)
  - [Tools](tools/README.md)
  