Register allocation trouble

Nathan Sidwell nathan@acm.org
Fri Jul 21 19:02:00 GMT 2017


On 07/21/2017 07:50 AM, Andrew Stubbs wrote:

> (set (match_operand:SI "register_operand" "=a,b")
>       (match_operand:SI "memory_operand"   "Ra,Rb"))


How horrible would it be to split expose the entire mem:

(set (match_operand:SI "register" "=a,b")
      (mem:SI (match_operand:SI "register" "a,b")))
+ variants for reg+const if you have them?

nathan

-- 
Nathan Sidwell



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