On 2015-10-15, at 10:58, Gary Weinhold wrote: > I seem to recall when COBOL first started to compile to MVCL, Amdahl SEs > zapped it to an MVC loop and greatly improved COBOL performance. Or > something like that... > ... and the entire loop might have fit in no more bytes of code than were required by the setup for MVCL.
I remember that in CDC 6600/6400 FORTRAN hackers had a SHIFT(,) function which on first entry zapped its call to a single inline instruction. -- gil