The Old New Thing

2021 mid-year link clearance

June 30, 2021 Jun 30, 2021 06/30/21

Raymond Chen

A collection of stuff that has accumulated.

What should the CPU usage be of a fully-loaded CPU that has been throttled?

June 29, 2021 Jun 29, 2021 06/29/21

Raymond Chen

A valid difference of opinion.

The initializing constructor looks like an assignment, but it isn’t

June 28, 2021 Jun 28, 2021 06/28/21

Raymond Chen

There is no assignment going on; it's just a quirk of syntax.

The ARM processor (Thumb-2), part 20: Code walkthrough

June 25, 2021 Jun 25, 2021 06/25/21

Raymond Chen

Putting together what we've learned, with a surprise.

The ARM processor (Thumb-2), part 19: Common patterns

June 24, 2021 Jun 24, 2021 06/24/21

Raymond Chen

Code sequences you will learn to recognize.

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

June 23, 2021 Jun 23, 2021 06/23/21

Raymond Chen

Taking shortcuts and combining steps, or omitting them entirely.

The ARM processor (Thumb-2), part 17: Prologues and epilogues

June 22, 2021 Jun 22, 2021 06/22/21

Raymond Chen

Implementing the receiving end of the calling convention.

The ARM processor (Thumb-2), part 16: The calling convention

June 21, 2021 Jun 21, 2021 06/21/21

Raymond Chen

Pretend it's on the stack, even if it isn't.

The ARM processor (Thumb-2), part 15: Miscellaneous instructions

June 18, 2021 Jun 18, 2021 06/18/21

Raymond Chen

The stuff that didn't fit anywhere else.

The ARM processor (Thumb-2), part 14: Manipulating flags

June 17, 2021 Jun 17, 2021 06/17/21

Raymond Chen

Reaching in and flipping the switches.