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path: root/modules/gdscript/gdscript_compiler.cpp
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Diffstat (limited to 'modules/gdscript/gdscript_compiler.cpp')
-rw-r--r--modules/gdscript/gdscript_compiler.cpp46
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: {