egcs-2.92.02 19980905 (m68k-next-nextstep3): Address of hoisted load clobbered

Richard Henderson rth@cygnus.com
Wed Sep 9 12:45:00 GMT 1998


On Wed, Sep 09, 1998 at 11:50:01AM -0700, Mark Mitchell wrote:
> But, when I reread the code, it didn't look to me like I "created" the
> MEM at all!  See insert_loop_mem; it just takes a the MEM it's been
> handed, and stuffs it into the loop_mems array.  Or are you reading my
> code better than me?  (Which is entirely possible... :-( ) 

Hum.  I was misreading the code.  However: given that you are taking
one of the mems referenced inside the loop, then replacing all of 
them with a pseudo, then you still have a unique copy for the load.


r~



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