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translate-c: support conversion to/from fp types

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This commit is contained in:
LemonBoy 2019-04-16 16:57:49 +02:00
parent 3b6a4fe4cd
commit 1fda44cbc8
1 changed files with 17 additions and 5 deletions
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22
src/translate_c.cpp
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@ -1915,17 +1915,29 @@ static AstNode *trans_implicit_cast_expr(Context *c, ResultUsed result_used, Tra
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_IntegralToBoolean");
return nullptr;
case ZigClangCK_IntegralToFloating:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_IntegralToFloating");
return nullptr;
case ZigClangCK_FloatingToIntegral:
{
AstNode *target_node = trans_expr(c, ResultUsedYes, scope, bitcast(stmt->getSubExpr()), TransRValue);
if (target_node == nullptr)
return nullptr;
AstNode *dest_type_node = get_expr_type(c, (const ZigClangExpr *)stmt);
if (dest_type_node == nullptr)
return nullptr;
const bool int_to_float = (ZigClangCK)stmt->getCastKind() == ZigClangCK_IntegralToFloating;
const char *fn = int_to_float ? "intToFloat" : "floatToInt";
AstNode *node = trans_create_node_builtin_fn_call_str(c, fn);
node->data.fn_call_expr.params.append(dest_type_node);
node->data.fn_call_expr.params.append(target_node);
return maybe_suppress_result(c, result_used, node);
}
case ZigClangCK_FixedPointCast:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_FixedPointCast");
return nullptr;
case ZigClangCK_FixedPointToBoolean:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_FixedPointToBoolean");
return nullptr;
case ZigClangCK_FloatingToIntegral:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_FloatingToIntegral");
return nullptr;
case ZigClangCK_FloatingToBoolean:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_FloatingToBoolean");
return nullptr;