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fix single bit enum sizing

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- single bit localparams retain explicit range
- fix $bits on unsized literals
- use Implicit over Maybe for underlying type
This commit is contained in:
Zachary Snow
2020-06-05 21:32:02 -04:00
parent 97b2d1d166
commit ae392d4536
9 changed files with 41 additions and 64 deletions
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test/basic/enum.sv
+5 -10
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@@ -45,14 +45,9 @@ typedef enum int {
`define PRINT(name, val) \
dummy``name = name``_``val; \
$display("%h %h %0d %0d", \
$display(`"name %h %h %0d %0d`", \
name``_``val, dummy``name, $bits(name``_``val), $bits(dummy``name));
`define PRINT_UNSIZED(name, val) \
dummy``name = name``_``val; \
$display("%h %h %0d", \
name``_``val, dummy``name, $bits(dummy``name));
module top;
EnumA dummyA;
EnumB dummyB;
@@ -95,11 +90,11 @@ module top;
`PRINT(G, 1)
`PRINT(G, 2)
`PRINT_UNSIZED(H, 1)
`PRINT_UNSIZED(H, 2)
`PRINT(H, 1)
`PRINT(H, 2)
`PRINT_UNSIZED(I, 1)
`PRINT_UNSIZED(I, 2)
`PRINT(I, 1)
`PRINT(I, 2)
end