Messages in this thread | | | From | Hayes Wang <> | Subject | RE: [PATCH net-next] r8152: simply the arguments | Date | Fri, 17 Mar 2017 02:59:42 +0000 |
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David Laight [mailto:David.Laight@ACULAB.COM] > Sent: Thursday, March 16, 2017 10:28 PM [...] > If you are really lucky the compiler will optimise it away. > Otherwise it will generate another local variable and possibly > a register spill to stack.
However, I could reduce the time for calculating the address, because I only calculate it once and save the result to a variable. Right?
Best Regards, Hayes
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