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Filter: Recursive filter iteration code

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Add macros for recursive filter iteration that allows to examine
all instructions reachable from a filter.
This commit is contained in:
Ondrej Zajicek (work)
2021-02-07 19:21:42 +01:00
parent 5d414309ec
commit d06a875b04
7 changed files with 109 additions and 0 deletions
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2
lib/buffer.h
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@@ -50,6 +50,8 @@
#define BUFFER_FLUSH(v) ({ (v).used = 0; })
#define BUFFER_EMPTY(v) ({ (v).used == 0; })
#define BUFFER_WALK(v,n) \
for (BUFFER_TYPE(v) *_n = (v).data, n; _n < ((v).data + (v).used) && (n = *_n, 1); _n++)