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Null pointer are not allowed any more for in-bound indeces in the CSA

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table.
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keie 1984-10-01 14:54:09 +00:00
parent 7f6105c294
commit f80b30bdbb
1 changed files with 1 additions and 2 deletions
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doc/em/descr.nr
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@ -114,8 +114,7 @@ then fetch the new PC from the list of instruction pointers by indexing with
index-lower.
The table does not contain the value of the upper bound,
but the value of upper-lower as an unsigned integer.
If the index is out of bounds or if the fetched pointer is 0,
then fetch the default instruction pointer.
The default instruction pointer is used when the index is out of bounds.
If the resulting PC is 0, then trap.
.P
CSB selects the new PC by searching.