[Bug rtl-optimization/23650] Scheduler does not handle zero_extract correctly

bonzini at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Wed Aug 31 14:48:00 GMT 2005


------- Additional Comments From bonzini at gcc dot gnu dot org  2005-08-31 14:45 -------
Having a zero_extract that takes 16 bytes out of a QImode mem seems extremely
wrong.  Can you find out which pass generates that thing?  Just grep for

zero_extract:SI..mem[a-z/]:QI

in all the files dumped by -da.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23650



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