Conceptintro
Test-and-set
Also called TAS, test-and-set instruction, test-and-set register.
Atomic instruction that writes a set value and returns the old value.
Atomic instruction that writes a set value and returns the old value.
About this page
The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.
| Ladder | Level | What the next level needs |
|---|---|---|
| Human proof | H0 no proof |
|
| Lean | L0 no Lean part |
|
| Visual | V0 none |
|
| Writing | W0 stub |
|
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