patch for switches and documentation (with sched-prolog discussion)

Jeffrey A Law law@cygnus.com
Wed Jan 12 18:43:00 GMT 2000


  In message < 20000112183940.D723@cygnus.com >you write:
  > On Wed, Jan 12, 2000 at 04:46:49PM -0800, Geoff Keating wrote:
  > > The interesting part is that I don't think
  > > we can support emitting the prolog as RTL and the epilog as text, or
  > > vice-versa.
  > 
  > Why in the world would you want to?  If you have the ability
  > to emit prologue/epilogue as rtl, do it. 
At one time we could do this.  In fact the MIPS port did RTL prologues, but
text epilogues for a long time until we fixed the epilogue code.

But yes, in general I don't think it's worth the effort to keep any of the
text variants around once we've got the ability to do RTL.

jeff



More information about the Gcc-patches mailing list