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[Linking] Remove 'Required' (0x3d) prefix from features section #236

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aheejin merged 2 commits into from
Nov 5, 2024
Merged

[Linking] Remove 'Required' (0x3d) prefix from features section #236

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[Linking] Remove 'Required' (0x3d) prefix from features section
aheejin Oct 25, 2024
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Update Linking.md
aheejin Oct 25, 2024
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7 changes: 3 additions & 4 deletions Linking.md
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Expand Up @@ -402,15 +402,14 @@ The contents of the target features section is a vector of entries:

The recognized prefix bytes and their meanings are below. When the user does not
supply a set of allowed features explicitly, the set of allowed features is
taken to be the set of features used or required. Any feature not mentioned in
an object's target features section is not used by that object, but is not
necessarily prohibited in the final binary.
taken to be the set of features used. Any feature not mentioned in an object's
target features section is not used by that object, but is not necessarily
prohibited in the final binary.

| Prefix | Meaning |
| ---------- | ------- |
| 0x2b (`+`) | This object uses this feature, and the link fails if this feature is not in the allowed set. |
| 0x2d (`-`) | This object does not use this feature, and the link fails if this feature is in the allowed set. |
| 0x3d (`=`) | This object uses this feature, and the link fails if this feature is not in the allowed set or if any object does not use this feature. |

The generally accepted features are:

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