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Fix vlog95 target to handle hierarchical references in root-level tasks. 

(cherry picked from commit 8461e1d9c4)
This commit is contained in:
Martin Whitaker 2016-07-26 21:59:54 +01:00
parent 4066031add
commit cda95c1554
1 changed files with 9 additions and 1 deletions
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10
tgt-vlog95/misc.c
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@ -747,7 +747,9 @@ void emit_name_of_nexus(ivl_scope_t scope, ivl_nexus_t nex, unsigned allow_UD)
* This function traverses the scope tree looking for the enclosing module
* scope. When it is found the module scope is returned. As far as this
* translation is concerned a package is a special form of a module
* definition and a class is also a top level scope.
* definition and a class is also a top level scope. In SystemVerilog,
* tasks and functions can also be top level scopes - we create a wrapper
* module for these later.
*/
ivl_scope_t get_module_scope(ivl_scope_t scope)
{
@ -756,6 +758,12 @@ ivl_scope_t get_module_scope(ivl_scope_t scope)
(ivl_scope_type(scope) != IVL_SCT_PACKAGE) &&
(ivl_scope_type(scope) != IVL_SCT_CLASS)) {
ivl_scope_t pscope = ivl_scope_parent(scope);
if (pscope == 0) {
if (ivl_scope_type(scope) == IVL_SCT_TASK)
break;
if (ivl_scope_type(scope) == IVL_SCT_FUNCTION)
break;
}
assert(pscope);
scope = pscope;
}