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Re: RFA: disparage CLASS_LIKELY_SPILLED reloads for fully used register classes; fixes sh-elf build failure


> The function return value register issue rears its ugly head again,
> causing a build failure for newlib (vfprintf.c -m4-single-only) on sh-elf.
> 
> The failure occurs for this insn:

I've already submitted a patch for this, for sched-deps.c.  See the
thread titled "Patch: enabling 1st insn scheduling for sh4".  The
scheduler needs to keep the call and the return value assignment
together, even when there's a stack adjustment.


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