Some of the CFI directives from upstream include expressions such as:
.cfi_adjust_cfa_offset 32*5+8
(Also the latest version of peg moves the go generate line to
delocate.peg.go.)
Change-Id: I21bdf9ae44f81e4eca7b3565c4581a670f621a80
Reviewed-on: https://boringssl-review.googlesource.com/25624
Reviewed-by: Adam Langley <agl@google.com>