(mark_scratch_live): New function.
(reload): Call it on each SCRATCH. Free scratch list and block. (spill_hard_reg): Reallocate any SCRATCH whose register we want to spill. From-SVN: r4712
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(reload): Call it on each SCRATCH. Free scratch list and block. (spill_hard_reg): Reallocate any SCRATCH whose register we want to spill. From-SVN: r4712