diff options
Diffstat (limited to 'modules/gdscript/gdscript_compiler.cpp')
-rw-r--r-- | modules/gdscript/gdscript_compiler.cpp | 46 |
1 files changed, 37 insertions, 9 deletions
diff --git a/modules/gdscript/gdscript_compiler.cpp b/modules/gdscript/gdscript_compiler.cpp index 1403184557..310c4e21f2 100644 --- a/modules/gdscript/gdscript_compiler.cpp +++ b/modules/gdscript/gdscript_compiler.cpp @@ -388,7 +388,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: int ret = _parse_expression(codegen, an->elements[i], slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -419,7 +419,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: int ret = _parse_expression(codegen, dn->elements[i].key, slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -429,7 +429,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: ret = _parse_expression(codegen, dn->elements[i].value, slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -518,7 +518,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: } } - codegen.opcodes.push_back(src_addr); // source adddress + codegen.opcodes.push_back(src_addr); // source address int dst_addr = (p_stack_level) | (GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS); codegen.opcodes.push_back(dst_addr); // append the stack level as destination address of the opcode codegen.alloc_stack(p_stack_level); @@ -545,7 +545,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: int ret = _parse_expression(codegen, on->arguments[i], slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -578,7 +578,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: int ret = _parse_expression(codegen, on->arguments[i], slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -606,7 +606,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -655,7 +655,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: ret = _parse_expression(codegen, on->arguments[i], slevel); if (ret < 0) return ret; - if (ret & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -681,7 +681,7 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: int ret = _parse_expression(codegen, on->arguments[i], slevel); if (ret < 0) return ret; - if (ret & (GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS)) { + if ((ret >> GDScriptFunction::ADDR_BITS & GDScriptFunction::ADDR_TYPE_STACK) == GDScriptFunction::ADDR_TYPE_STACK) { slevel++; codegen.alloc_stack(slevel); } @@ -1253,6 +1253,25 @@ int GDScriptCompiler::_parse_expression(CodeGen &codegen, const GDScriptParser:: codegen.opcodes.push_back(src_address_b); // argument 2 (unary only takes one parameter) } break; + case GDScriptParser::OperatorNode::OP_IS_BUILTIN: { + ERR_FAIL_COND_V(on->arguments.size() != 2, false); + ERR_FAIL_COND_V(on->arguments[1]->type != GDScriptParser::Node::TYPE_TYPE, false); + + int slevel = p_stack_level; + + int src_address_a = _parse_expression(codegen, on->arguments[0], slevel); + if (src_address_a < 0) + return -1; + + if (src_address_a & GDScriptFunction::ADDR_TYPE_STACK << GDScriptFunction::ADDR_BITS) + slevel++; //uses stack for return, increase stack + + const GDScriptParser::TypeNode *tn = static_cast<const GDScriptParser::TypeNode *>(on->arguments[1]); + + codegen.opcodes.push_back(GDScriptFunction::OPCODE_IS_BUILTIN); // perform operator + codegen.opcodes.push_back(src_address_a); // argument 1 + codegen.opcodes.push_back((int)tn->vtype); // argument 2 (unary only takes one parameter) + } break; default: { ERR_EXPLAIN("Bug in bytecode compiler, unexpected operator #" + itos(on->op) + " in parse tree while parsing expression."); @@ -1322,6 +1341,8 @@ Error GDScriptCompiler::_parse_block(CodeGen &codegen, const GDScriptParser::Blo int ret = _parse_expression(codegen, op, p_stack_level); if (ret < 0) { + memdelete(id); + memdelete(op); return ERR_PARSE_ERROR; } @@ -1341,6 +1362,8 @@ Error GDScriptCompiler::_parse_block(CodeGen &codegen, const GDScriptParser::Blo // compile the condition int ret = _parse_expression(codegen, branch.compiled_pattern, p_stack_level); if (ret < 0) { + memdelete(id); + memdelete(op); return ERR_PARSE_ERROR; } @@ -1353,6 +1376,8 @@ Error GDScriptCompiler::_parse_block(CodeGen &codegen, const GDScriptParser::Blo Error err = _parse_block(codegen, branch.body, p_stack_level, p_break_addr, continue_addr); if (err) { + memdelete(id); + memdelete(op); return ERR_PARSE_ERROR; } @@ -1364,6 +1389,9 @@ Error GDScriptCompiler::_parse_block(CodeGen &codegen, const GDScriptParser::Blo codegen.opcodes.write[break_addr + 1] = codegen.opcodes.size(); + memdelete(id); + memdelete(op); + } break; case GDScriptParser::ControlFlowNode::CF_IF: { |