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-rw-r--r--lib/vector_dec.sail3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/vector_dec.sail b/lib/vector_dec.sail
index f0551f28..eb2c9b7e 100644
--- a/lib/vector_dec.sail
+++ b/lib/vector_dec.sail
@@ -99,6 +99,9 @@ val set_slice_int = "set_slice_int" : forall 'w. (atom('w), int, int, bits('w))
val set_slice_bits = "set_slice" : forall 'n 'm.
(atom('n), atom('m), bits('n), int, bits('m)) -> bits('n)
+val slice = "slice" : forall 'n 'm 'o, 0 <= 'o < 'm & 'o + 'n <= 'm & 0 <= 'n.
+ (bits('m), atom('o), atom('n)) -> bits('n)
+
val replicate_bits = "replicate_bits" : forall 'n 'm. (bits('n), atom('m)) -> bits('n * 'm)
val unsigned = {