[Bug other/54814] [4.8 Regression] ICE: unable to find a register to spill in class 'R0_REG'

[gjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54814



Georg-Johann Lay <gjl at gcc dot gnu.org> changed:



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                 CC|                            |rguenth at gcc dot gnu.org



--- Comment #3 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2012-12-07 
17:59:02 UTC ---

Richard, would you explain why this is a target issue?



R0 is a fixed register, it should not be used for spilling or be allocated by

IRA.