The ARM processor (Thumb-2), part 18: Other kinds of prologues and epilogues

Last time, we looked at the standard function prologue and epilogue. There are some variations to the standard that you may encounter from time to time.
Lightweight leaf functions are functions which meet all of the following criteria:

Modify only the non-preserved registers: r0 through r3 and r12,

The post The ARM processor (Thumb-2), part 18: Other kinds of prologues and epilogues appeared first on The Old New Thing.

2021-06-23 14:00:00Z 0001-01-01 00:00:00Z https://devblogs.microsoft.com/oldnewthing/20210623-00/?p=105351

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