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conversion for function void (resolves #32)

This commit is contained in:
Zachary Snow 2019-09-11 18:20:44 +02:00
parent 6271e16b68
commit f8a2bcbea0
3 changed files with 15 additions and 2 deletions
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5
src/Language/SystemVerilog/Parser/Parse.y
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@ -731,8 +731,9 @@ PackageItem :: { [PackageItem] }
| NonDeclPackageItem { $1 }
NonDeclPackageItem :: { [PackageItem] }
: "typedef" Type Identifier ";" { [Typedef $2 $3] }
| "function" opt(Lifetime) FuncRetAndName TFItems DeclsAndStmts "endfunction" opt(Tag) { [Function $2 (fst $3) (snd $3) (map defaultFuncInput $ (map makeInput $4) ++ fst $5) (snd $5)] }
| "task" opt(Lifetime) Identifier TFItems DeclsAndStmts "endtask" opt(Tag) { [Task $2 $3 (map defaultFuncInput $ $4 ++ fst $5) (snd $5)] }
| "function" opt(Lifetime) FuncRetAndName TFItems DeclsAndStmts "endfunction" opt(Tag) { [Function $2 (fst $3) (snd $3) (map defaultFuncInput $ (map makeInput $4) ++ fst $5) (snd $5)] }
| "function" opt(Lifetime) "void" Identifier TFItems DeclsAndStmts "endfunction" opt(Tag) { [Task $2 $4 (map defaultFuncInput $ $5 ++ fst $6) (snd $6)] }
| "task" opt(Lifetime) Identifier TFItems DeclsAndStmts "endtask" opt(Tag) { [Task $2 $3 (map defaultFuncInput $ $4 ++ fst $5) (snd $5)] }
| "import" PackageImportItems ";" { map (uncurry Import) $2 }
| "export" PackageImportItems ";" { map (Export . Just) $2 }
| "export" "*" "::" "*" ";" { [Export Nothing] } -- "Nothing" being no restrictions

6
test/basic/function_void.sv Normal file
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@ -0,0 +1,6 @@
module top;
function void foo;
$display("foo called");
endfunction
initial foo;
endmodule

6
test/basic/function_void.v Normal file
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@ -0,0 +1,6 @@
module top;
task foo;
$display("foo called");
endtask
initial foo;
endmodule