diff options
| author | Prashanth Mundkur | 2019-02-07 14:30:41 -0800 |
|---|---|---|
| committer | Prashanth Mundkur | 2019-02-08 11:21:17 -0800 |
| commit | 88c956dc0ee2e4e22c04d7a841d070cca7cca2a0 (patch) | |
| tree | c25d6e7e9e9ddbfab51c63ab6a89b99a2ccbcf7e /src/parse_ast.ml | |
| parent | ad868ef0ad22a78021a5de91073416f69e8163d3 (diff) | |
Add parameterization support for bitfields.
This supports the following syntax:
type xlen : Int = 64
type ylen : Int = 1
type xlenbits = bits(xlen)
bitfield Mstatus : xlenbits = {
SD : xlen - ylen,
SXL : xlen - ylen - 1 .. xlen - ylen - 3
}
Diffstat (limited to 'src/parse_ast.ml')
| -rw-r--r-- | src/parse_ast.ml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/parse_ast.ml b/src/parse_ast.ml index 6401331e..eb5c3dc6 100644 --- a/src/parse_ast.ml +++ b/src/parse_ast.ml @@ -371,8 +371,8 @@ type_union = type index_range_aux = (* index specification, for bitfields in register types *) - BF_single of Big_int.num (* single index *) - | BF_range of Big_int.num * Big_int.num (* index range *) + BF_single of atyp (* single index *) + | BF_range of atyp * atyp (* index range *) | BF_concat of index_range * index_range (* concatenation of index ranges *) and index_range = |