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dsl: add 'int ;' declarations

This commit is contained in:
Alex Bates 2021-02-06 05:20:19 +00:00
parent 51ec14b78d
commit 3e2a5c20f9
1 changed files with 6 additions and 0 deletions
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6
tools/compile_dsl_macros.py
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@ -39,6 +39,7 @@ script_parser = Lark(r"""
| stmt_no_semi | stmt_no_semi
?stmt: call ?stmt: call
| var_decl
| "goto" label -> label_goto | "goto" label -> label_goto
| "return" -> return_stmt | "return" -> return_stmt
| "break" -> break_stmt | "break" -> break_stmt
@ -103,6 +104,8 @@ script_parser = Lark(r"""
loop_stmt: "loop" [expr] block loop_stmt: "loop" [expr] block
loop_until_stmt: "loop" block "until" "(" expr cond_op expr ")" loop_until_stmt: "loop" block "until" "(" expr cond_op expr ")"
var_decl: ("int"|"float") variable
?expr: c_const_expr ?expr: c_const_expr
| ESCAPED_STRING | ESCAPED_STRING
| SIGNED_INT | SIGNED_INT
@ -597,6 +600,9 @@ class Compile(Transformer):
name = tree.children[0] name = tree.children[0]
return self.alloc.variables.index(name) - 30000000 return self.alloc.variables.index(name) - 30000000
def var_decl(self, tree):
return []
def label_decl(self, tree): def label_decl(self, tree):
if len(tree.children) == 1: if len(tree.children) == 1:
label = tree.children[0] label = tree.children[0]