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vhdlpp: and_reduce() and or_reduce() functions.

This commit is contained in:
Larry Doolittle 2015-04-23 17:08:26 -07:00 committed by Maciej Suminski
parent 5101b3b64b
commit c8fe897446
2 changed files with 17 additions and 0 deletions
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7
vhdlpp/expression_elaborate.cc
View File

@ -877,6 +877,12 @@ const VType* ExpFunc::fit_type(Entity*ent, ScopeBase*scope, const VTypeArray*) c
return new VTypeArray(element, width, 0, sign); return new VTypeArray(element, width, 0, sign);
} }
if(name_ == "and_reduce" || name_ == "or_reduce") {
ivl_assert(*this, argv_.size() == 1);
const VType*element = &primitive_STDLOGIC;
return new VTypeArray(element, 0, 0, false);
}
// Other cases // Other cases
Subprogram*prog = def_; Subprogram*prog = def_;
@ -888,6 +894,7 @@ const VType* ExpFunc::fit_type(Entity*ent, ScopeBase*scope, const VTypeArray*) c
if(!prog) if(!prog)
prog = library_find_subprogram(name_); prog = library_find_subprogram(name_);
cerr << get_fileline() << ": sorry: VHDL function " << name_ << " not yet implemented" << endl;
ivl_assert(*this, prog); ivl_assert(*this, prog);
return def_->peek_return_type(); return def_->peek_return_type();

10
vhdlpp/expression_emit.cc
View File

@ -647,6 +647,16 @@ int ExpFunc::emit(ostream&out, Entity*ent, ScopeBase*scope)
errors += argv_[0]->emit(out, ent, scope); errors += argv_[0]->emit(out, ent, scope);
out << ")"; out << ")";
} else if (name_ == "and_reduce" && argv_.size() == 1) {
out << "&(";
errors += argv_[0]->emit(out, ent, scope);
out << ")";
} else if (name_ == "or_reduce" && argv_.size() == 1) {
out << "|(";
errors += argv_[0]->emit(out, ent, scope);
out << ")";
} else { } else {
// If this function has an elaborated definition, and if // If this function has an elaborated definition, and if
// that definition is in a package, then include the // that definition is in a package, then include the