Remove script DSL (#717)

* remove cc_dsl task

* ok
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alex 2022-05-27 14:00:53 +01:00 committed by GitHub
parent 5b0cf78903
commit dcd315865c
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5 changed files with 2249 additions and 3228 deletions

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@ -1,941 +0,0 @@
#! /usr/bin/python3
from sys import argv, stdin, stderr
from lark import Lark, exceptions, Tree, Transformer, Visitor, v_args, Token
from lark.visitors import Discard
import traceback
DEBUG_OUTPUT = None # "debug.i"
def eprint(*args, **kwargs):
print(*args, file=stderr, **kwargs)
#write_buf = ""
def write(s):
#global write_buf
#write_buf += s
print(s, end="")
if DEBUG_OUTPUT:
print(s, file=DEBUG_OUTPUT, end="")
ANSI_RED = "\033[1;31;40m"
ANSI_RESET = "\u001b[0m"
def pairs(seq):
i = iter(seq)
prev = next(i)
for item in i:
yield prev, item
prev = item
script_parser = Lark(r"""
block: "{" (_block SEMICOLON*)? "}"
_block: stmt SEMICOLON _block
| stmt_no_semi SEMICOLON? _block
| stmt SEMICOLON
| stmt_no_semi
?stmt: call
| var_decl
| "goto" label -> label_goto
| "return" -> return_stmt
| "break" -> break_stmt
| "break match" -> break_match_stmt
| "break loop" -> break_loop_stmt
| "sleep" expr -> sleep_stmt
| "sleep" expr "secs" -> sleep_secs_stmt
| "spawn" expr -> spawn_stmt
| "await" expr -> await_stmt
| "jump" expr -> jump_stmt
| lhs "=" "spawn" expr -> spawn_set_stmt
| lhs "=" "does_script_exist" expr -> does_script_exist
| lhs set_op expr -> set_stmt
| lhs set_op "(int)" expr -> set_int_stmt
| lhs set_op "(float)" expr -> set_float_stmt
| lhs set_op "(const)" expr -> set_const_stmt
| bind_stmt
| bind_set_stmt
| "bind_padlock" expr expr collider_id expr -> bind_padlock_stmt
| "unbind" -> unbind_stmt
| "priority" expr -> set_priority
| "timescale" expr -> set_timescale
| "group" expr -> set_group
| suspend_stmt
| resume_stmt
| kill_stmt
| "buf_use" expr -> buf_use
| "buf_read" expr+ -> buf_read
| "buf_peek" expr expr -> buf_peek
| "buf_usef" expr -> buf_usef
| "buf_readf" expr+ -> buf_readf
| "buf_peekf" expr expr -> buf_peekf
| "arr_use" expr -> use_array
| "flags_use" expr -> use_flags
| "arr_new" expr expr -> new_array
?stmt_no_semi: label ":" -> label_decl
| if_stmt
| match_stmt
| loop_stmt
| ["await"] block -> block_stmt
| "spawn" block -> spawn_block_stmt
| "parallel" block -> parallel_block_stmt
call: (c_identifier | HEX_INT) "(" [expr ("," expr)* [","]] ")"
if_stmt: "if" "(" expr cond_op expr ")" block ["else" block]
?cond_op: "==" -> cond_op_eq
| "!=" -> cond_op_ne
| ">" -> cond_op_gt
| "<" -> cond_op_lt
| ">=" -> cond_op_ge
| "<=" -> cond_op_le
| "&" -> cond_op_flag
| "!&" -> cond_op_not_flag
match_stmt: "match" expr "{" (match_cases SEMICOLON*)? "}"
match_const_stmt: "matchc" expr "{" (match_cases SEMICOLON*)? "}"
match_cases: match_case SEMICOLON* match_cases
| match_case
?match_case: "else" block -> case_else
| cond_op expr ["," multi_case] block -> case_op
| expr "..." expr ["," multi_case] block -> case_range
| multi_case block -> case_multi
multi_case: expr ("," expr)*
suspend_stmt: "suspend" control_type expr ("," control_type expr)* [","]
resume_stmt: "resume" control_type expr ("," control_type expr)* [","]
kill_stmt: "kill" control_type expr ("," control_type expr)* [","]
?control_type: "group" -> control_type_group
| "others" -> control_type_others
| ["script"] -> control_type_script
bind_stmt: "bind" expr expr collider_id
bind_set_stmt: lhs "=" "bind" expr expr collider_id
loop_stmt: "loop" [expr] block
var_decl: ("int"|"float") variable
?collider_id: "entity" "(" expr ")" -> entity_id
| expr
?expr: c_const_expr
| ESCAPED_STRING
| SIGNED_INT
| SIGNED_DECIMAL
| HEX_INT
| variable
| c_identifier
?lhs: c_const_expr
| variable
?set_op: "=" -> set_op_eq
| "+=" -> set_op_add
| "-=" -> set_op_sub
| "*=" -> set_op_mul
| "/=" -> set_op_div
| "%=" -> set_op_mod
| "&=" -> set_op_and
| "|=" -> set_op_or
variable: "$" CNAME
c_identifier: CNAME
c_const_expr: "(" c_const_expr_internal ")"
c_const_expr_internal: "(" (c_const_expr_internal | NOT_PARENS)+ ")"
NOT_PARENS: /[^()]+/
SEMICOLON: ";"
label: /[a-zA-Z0-9_]+/
%import common.CNAME
%import common.SIGNED_INT
%import common.DECIMAL
%import common.HEXDIGIT
%import common.ESCAPED_STRING
SIGNED_DECIMAL: ["+"|"-"] DECIMAL
HEX_INT: ["+"|"-"] "0x" HEXDIGIT+
LINE_COMMENT: "//" /[^\n]*/ NEWLINE
%ignore LINE_COMMENT
%import common.WS_INLINE
%import common.NEWLINE
%ignore WS_INLINE
%ignore NEWLINE
""", start="block", propagate_positions=True)#, parser="lalr", cache=True)
class BaseCmd():
def __init__(self, *args, **kwargs):
self.args = args
self.meta = kwargs.get("meta", None)
self.context = [RootCtx()]
def add_context(self, ctx):
if not isinstance(ctx, CmdCtx):
raise Exception()
self.context.insert(0, ctx)
# must be overloaded
def opcode(self):
raise Exception()
def to_bytecode(self):
return [ self.opcode(), len(self.args), *self.args ]
def __str__(self):
return f"Cmd({self.opcode()}, {', '.join(map(str, self.args))})"
class Cmd(BaseCmd):
def __init__(self, opcode, *args, **kwargs):
super().__init__(*args, **kwargs)
self._opcode = opcode
def opcode(self):
return self._opcode
class BreakCmd(BaseCmd):
def __init__(self, **kwargs):
super().__init__(**kwargs)
def opcode(self):
for ctx in self.context:
opcode = ctx.break_opcode(self.meta)
if opcode:
return opcode
def __str__(self):
return "BreakCmd"
class CmdCtx():
def break_opcode(self, meta):
pass
class RootCtx(CmdCtx):
def break_opcode(self, meta):
return "EVT_OP_END"
class IfCtx(CmdCtx):
pass
class MatchCtx(CmdCtx):
def break_opcode(self, meta):
return "EVT_OP_BREAK_SWITCH"
class LoopCtx(CmdCtx):
def break_opcode(self, meta):
return "EVT_OP_BREAK_LOOP"
class LabelCtx(CmdCtx):
def __init__(self, label):
super().__init__()
self.label = label
# TODO: implement break_opcode so you can do lbl: loop { break lbl }
class BlockCtx(CmdCtx):
pass
class SpawnCtx(CmdCtx):
pass
class ParallelCtx(CmdCtx):
pass
class CompileError(Exception):
def __init__(self, message, meta):
super().__init__(message)
self.meta = meta
def is_fixed_var(v):
if type(v) == int:
if v <= -250000000:
return False
elif v <= -220000000:
return True
return False
class LabelAllocation(Visitor):
def __init__(self):
super().__init__()
self.labels = []
self.variables = []
def label_decl(self, tree):
name = tree.children[0].children[0]
if name in self.labels:
raise CompileError(f"label `{name}' already declared", tree.meta)
try:
label_idx = int(name)
while len(self.labels) <= label_idx:
self.labels.append(None)
self.labels[label_idx] = name
except ValueError:
self.labels.append(name)
def variable(self, tree):
name = tree.children[0]
if name not in self.variables:
self.variables.append(name)
if len(self.variables) > 16:
raise CompileError("too many variables (max 16)", tree.meta)
def gen_label(self):
self.labels.append("$generated")
return len(self.labels) - 1
@v_args(tree=True)
class Compile(Transformer):
SIGNED_INT = str
HEX_INT = str
def transform(self, tree):
self.alloc = LabelAllocation()
self.alloc.visit_topdown(tree)
return super().transform(tree)
def c_identifier(self, tree):
if "_" in tree.children[0] and tree.children[0].isupper():
return f"{tree.children[0]}"
return f"(Bytecode)(&{tree.children[0]})"
def ESCAPED_STRING(self, str_with_quotes):
return f"(Bytecode)({str_with_quotes})"
NOT_PARENS = str
def c_const_expr_internal(self, tree):
return f"({' '.join(tree.children)})"
def c_const_expr(self, tree):
return f"(Bytecode){tree.children[0]}"
def SIGNED_DECIMAL(self, v):
# fixed-point
return int((float(v) * 1024) - 230000000)
def block(self, tree):
# flatten children list
flat = []
for node in tree.children:
if type(node) is list:
flat += node
elif isinstance(node, BaseCmd):
flat.append(node)
elif isinstance(node, Token) and (node.value.startswith("\n") or node.value == ";"):
pass
else:
raise Exception(f"block statment {type(node)} is not a BaseCmd: {node}")
return flat
def _block(self, tree):
if len(tree.children) == 1:
return [tree.children[0]]
else:
return [tree.children[0], *tree.children[2]]
def call(self, tree):
# TODO: type checking etc
return Cmd("EVT_OP_CALL", *tree.children, meta=tree.meta)
def if_stmt(self, tree):
if len(tree.children) == 4: # no else
a, op, b, block = tree.children
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(IfCtx())
return [ Cmd(op["if"], a, b, meta=tree.meta), *block, Cmd("EVT_OP_END_IF") ]
else:
a, op, b, block, else_block = tree.children
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(IfCtx())
for cmd in else_block:
if isinstance(cmd, BaseCmd):
cmd.add_context(IfCtx())
return [ Cmd(op["if"], a, b, meta=tree.meta), *block, Cmd("EVT_OP_ELSE"), *else_block, Cmd("EVT_OP_END_IF") ]
def cond_op_eq(self, tree): return { "if": "EVT_OP_IF_EQ", "case": "EVT_OP_CASE_EQ" }
def cond_op_ne(self, tree): return { "if": "EVT_OP_IF_NE", "case": "EVT_OP_CASE_NE" }
def cond_op_lt(self, tree): return { "if": "EVT_OP_IF_LT", "case": "EVT_OP_CASE_LT" }
def cond_op_gt(self, tree): return { "if": "EVT_OP_IF_GT", "case": "EVT_OP_CASE_GT" }
def cond_op_le(self, tree): return { "if": "EVT_OP_IF_LE", "case": "EVT_OP_CASE_LE" }
def cond_op_ge(self, tree): return { "if": "EVT_OP_IF_GE", "case": "EVT_OP_CASE_GE" }
def cond_op_flag(self, tree): return { "__op__": "&", "if": "EVT_OP_IF_FLAG", "case": "EVT_OP_CASE_FLAG" }
def cond_op_not_flag(self, tree): return { "__op__": "!&", "if": "EVT_OP_IF_NOT_FLAG" }
def match_stmt(self, tree):
expr = tree.children[0]
cases = []
for node in tree.children[1:]:
if type(node) is list:
for el in node:
if type(el) is list:
cases += el
else:
cases.append(el)
for cmd in cases:
if isinstance(cmd, BaseCmd):
cmd.add_context(MatchCtx())
else:
raise Exception(f"uncompiled match case: {cmd}")
return [
Cmd("EVT_OP_SWITCH", expr, meta=tree.meta),
*cases,
Cmd("EVT_OP_END_SWITCH"),
]
def match_const_stmt(self, tree):
commands = self.match_stmt(tree)
commands[0].opcode = "EVT_OP_MATCH_CONST"
return commands
def match_cases(self, tree):
if len(tree.children) == 1:
return [tree.children[0]]
else:
return [tree.children[0], *tree.children[1]]
def case_else(self, tree):
return [Cmd("EVT_OP_CASE_DEFAULT"), *tree.children[0]]
def case_op(self, tree):
if len(tree.children) == 4:
op, expr, multi_case, block = tree.children
if not "case" in op:
raise CompileError(f"operation `{opcodes['__op__']}' not supported in match cases", tree.meta)
return [Cmd(op["case"], expr), *multi_case, *block, Cmd("EVT_OP_END_CASE_GROUP")]
else:
op, expr, block = tree.children
if not "case" in op:
raise CompileError(f"operation `{opcodes['__op__']}' not supported in match cases", tree.meta)
return [Cmd(op["case"], expr), *block]
def case_range(self, tree):
if len(tree.children) == 4:
a, b, multi_case, block = tree.children
return [Cmd("EVT_OP_CASE_RANGE", a, b), *multi_case, *block, Cmd("EVT_OP_END_CASE_GROUP")]
else:
a, b, block = tree.children
return [Cmd("EVT_OP_CASE_RANGE", a, b), *block]
def case_multi(self, tree):
multi_case, block = tree.children
return [*multi_case, *block, Cmd("EVT_OP_END_CASE_GROUP")]
def multi_case(self, tree):
return [Cmd("EVT_OP_CASE_OR_EQ", expr) for expr in tree.children]
def loop_stmt(self, tree):
expr = tree.children.pop(0) if len(tree.children) > 1 else 0
block = tree.children[0]
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(LoopCtx())
return [ Cmd("EVT_OP_LOOP", expr, meta=tree.meta), *block, Cmd("EVT_OP_END_LOOP") ]
def return_stmt(self, tree):
return Cmd("EVT_OP_RETURN", meta=tree.meta)
def break_stmt(self, tree):
return BreakCmd(meta=tree.meta)
def break_match_stmt(self, tree):
return Cmd("EVT_OP_BREAK_SWITCH", meta=tree.meta)
def break_loop_stmt(self, tree):
return Cmd("EVT_OP_BREAK_LOOP", meta=tree.meta)
def set_priority(self, tree):
return Cmd("EVT_OP_SET_PRIORITY", tree.children[0], meta=tree.meta)
def set_timescale(self, tree):
return Cmd("EVT_OP_SET_TIMESCALE", tree.children[0], meta=tree.meta)
def set_group(self, tree):
return Cmd("EVT_OP_SET_GROUP", tree.children[0], meta=tree.meta)
def suspend_stmt(self, tree):
commands = []
for opcodes, expr in pairs(tree.children):
if not "suspend" in opcodes:
raise CompileError(f"`suspend {opcodes['__control_type__']}' not supported", meta=tree.meta)
commands.append(Cmd(opcodes["suspend"], expr, meta=tree.meta))
return commands
def resume_stmt(self, tree):
commands = []
for opcodes, expr in pairs(tree.children):
if not "resume" in opcodes:
raise CompileError(f"`resume {opcodes['__control_type__']}' not supported", meta=tree.meta)
commands.append(Cmd(opcodes["resume"], expr, meta=tree.meta))
return commands
def kill_stmt(self, tree):
commands = []
for opcodes, expr in pairs(tree.children):
if not "kill" in opcodes:
raise CompileError(f"`kill {opcodes['__control_type__']}' not supported", meta=tree.meta)
commands.append(Cmd(opcodes["kill"], expr, meta=tree.meta))
return commands
def control_type_group(self, tree):
return {
"__control_type__": "group",
"suspend": "EVT_OP_SUSPEND_GROUP",
"resume": "EVT_OP_RESUME_GROUP",
}
def control_type_others(self, tree):
return {
"__control_type__": "others",
"suspend": "EVT_OP_SUSPEND_OTHERS",
"resume": "EVT_OP_RESUME_OTHERS",
}
def control_type_script(self, tree):
return {
"__control_type__": "script",
"suspend": "EVT_OP_SUSPEND_THREAD",
"resume": "EVT_OP_RESUME_THREAD",
"kill": "EVT_OP_KILL_THREAD",
}
def sleep_stmt(self, tree):
return Cmd("EVT_OP_WAIT_FRAMES", tree.children[0], meta=tree.meta)
def sleep_secs_stmt(self, tree):
return Cmd("EVT_OP_WAIT_SECS", tree.children[0], meta=tree.meta)
def bind_stmt(self, tree):
script, trigger, target = tree.children
return Cmd("EVT_OP_BIND_TRIGGER", script, trigger, target, 1, 0, meta=tree.meta)
def bind_set_stmt(self, tree):
ret, script, trigger, target = tree.children
return Cmd("EVT_OP_BIND_TRIGGER", script, trigger, target, 1, ret, meta=tree.meta)
def bind_padlock_stmt(self, tree):
script, trigger, target, items = tree.children
return Cmd("EVT_OP_BIND_PADLOCK", script, trigger, target, items, 0, 1, meta=tree.meta)
def unbind_stmt(self, tree):
return Cmd("EVT_OP_UNBIND", meta=tree.meta)
def spawn_stmt(self, tree):
return Cmd("EVT_OP_EXEC", tree.children[0], meta=tree.meta)
def spawn_set_stmt(self, tree):
lhs, script = tree.children
return Cmd("EVT_OP_EXEC_GET_TID", script, lhs, meta=tree.meta)
def await_stmt(self, tree):
return Cmd("EVT_OP_EXEC_WAIT", tree.children[0], meta=tree.meta)
def jump_stmt(self, tree):
return Cmd("EVT_OP_JUMP", tree.children[0], meta=tree.meta)
def set_stmt(self, tree):
lhs, opcodes, rhs = tree.children
if is_fixed_var(rhs):
opcode = opcodes.get("float", None)
if not opcode:
raise CompileError(f"float operation `{opcodes['__op__']}' not supported", tree.meta)
else:
opcode = opcodes.get("int", None)
if not opcode:
raise CompileError(f"int operation `{opcodes['__op__']}' not supported", tree.meta)
return Cmd(opcode, lhs, rhs)
def set_int_stmt(self, tree):
lhs, opcodes, rhs = tree.children
opcode = opcodes.get("int", None)
if not opcode:
raise CompileError(f"int operation `{opcodes['__op__']}' not supported", tree.meta)
return Cmd(opcode, lhs, rhs)
def set_float_stmt(self, tree):
lhs, opcodes, rhs = tree.children
opcode = opcodes.get("float", None)
if not opcode:
raise CompileError(f"float operation `{opcodes['__op__']}' not supported", tree.meta)
return Cmd(opcode, lhs, rhs)
def set_const_stmt(self, tree):
lhs, opcodes, rhs = tree.children
opcode = opcodes.get("const", None)
if not opcode:
raise CompileError(f"const operation `{opcodes['__op__']}' not supported", tree.meta)
return Cmd(opcode, lhs, rhs)
def set_op_eq(self, tree):
return {
"__op__": "=",
"int": "EVT_OP_SET",
"const": "EVT_OP_SET_CONST",
"float": "EVT_OP_SETF",
}
def set_op_add(self, tree):
return {
"__op__": "+",
"int": "EVT_OP_ADD",
"float": "EVT_OP_ADDF",
}
def set_op_sub(self, tree):
return {
"__op__": "-",
"int": "EVT_OP_SUB",
"float": "EVT_OP_SUBF",
}
def set_op_mul(self, tree):
return {
"__op__": "*",
"int": "EVT_OP_MUL",
"float": "EVT_OP_MULF",
}
def set_op_div(self, tree):
return {
"__op__": "/",
"int": "EVT_OP_DIV",
"float": "EVT_OP_DIVF",
}
def set_op_mod(self, tree):
return {
"__op__": "%",
"int": "EVT_OP_MOD",
}
def set_op_and(self, tree):
return {
"__op__": "&",
"int": "EVT_OP_BITWISE_AND",
"const": "EVT_OP_BITWISE_AND_CONST",
}
def set_op_or(self, tree):
return {
"__op__": "|",
"int": "EVT_OP_BITWISE_OR",
"const": "EVT_OP_BITWISE_OR_CONST",
}
def variable(self, tree):
name = tree.children[0]
return self.alloc.variables.index(name) - 30000000
def var_decl(self, tree):
return []
def label_decl(self, tree):
if len(tree.children) == 1:
label = tree.children[0]
return Cmd("EVT_OP_LABEL", label, meta=tree.meta)
else:
label, cmd_or_block = tree.children
if type(cmd_or_block) is not list:
cmd_or_block = [cmd_or_block]
for cmd in cmd_or_block:
if isinstance(cmd, BaseCmd):
cmd.add_context(LabelCtx(label))
return [
Cmd("EVT_OP_LABEL", label, meta=tree.meta),
*cmd_or_block
]
def label_goto(self, tree):
label = tree.children[0]
return Cmd("EVT_OP_GOTO", label, meta=tree.meta)
def label(self, tree):
name = tree.children[0]
if name in self.alloc.labels:
return self.alloc.labels.index(name)
raise CompileError(f"label `{name}' is undeclared", tree.meta)
def block_stmt(self, tree):
block, = tree.children
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(BlockCtx())
return block
def spawn_block_stmt(self, tree):
block, = tree.children
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(SpawnCtx())
return [ Cmd("EVT_OP_THREAD", meta=tree.meta), *block, Cmd("EVT_OP_END_THREAD") ]
def parallel_block_stmt(self, tree):
block, = tree.children
for cmd in block:
if isinstance(cmd, BaseCmd):
cmd.add_context(ParallelCtx())
return [ Cmd("EVT_OP_CHILD_THREAD", meta=tree.meta), *block, Cmd("EVT_OP_END_CHILD_THREAD") ]
def entity_id(self, tree):
expr, = tree.children
return f"({expr} + 0x4000)"
def buf_use(self, tree):
return Cmd("EVT_OP_USE_BUF", tree.children[0], meta=tree.meta)
def buf_read(self, tree):
args = tree.children
cmds = []
while args:
if len(args) >= 4:
cmds.append(Cmd("EVT_OP_BUF_READ4", args.pop(0), args.pop(0), args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 3:
cmds.append(Cmd("EVT_OP_BUF_READ3", args.pop(0), args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 2:
cmds.append(Cmd("EVT_OP_BUF_READ2", args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 1:
cmds.append(Cmd("EVT_OP_BUF_READ1", args.pop(0), meta=tree.meta))
else:
break
return cmds
def buf_peek(self, tree):
return Cmd("EVT_OP_BUF_PEEK", tree.children[0], tree.children[1], meta=tree.meta)
def buf_usef(self, tree):
return Cmd("EVT_OP_USE_FBUF", tree.children[0], meta=tree.meta)
def buf_readf(self, tree):
args = tree.children
cmds = []
while args:
if len(args) >= 4:
cmds.append(Cmd("EVT_OP_FBUF_READ4", args.pop(0), args.pop(0), args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 3:
cmds.append(Cmd("EVT_OP_FBUF_READ3", args.pop(0), args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 2:
cmds.append(Cmd("EVT_OP_FBUF_READ2", args.pop(0), args.pop(0), meta=tree.meta))
elif len(args) == 1:
cmds.append(Cmd("EVT_OP_FBUF_READ1", args.pop(0), meta=tree.meta))
else:
break
return cmds
def buf_peekf(self, tree):
return Cmd("EVT_OP_FBUF_PEEK", tree.children[0], tree.children[1], meta=tree.meta)
def use_array(self, tree):
return Cmd("EVT_OP_USE_ARRAY", tree.children[0], meta=tree.meta)
def use_flags(self, tree):
return Cmd("EVT_OP_USE_FLAGS", tree.children[0], meta=tree.meta)
def new_array(self, tree):
return Cmd("EVT_OP_NEW_ARRAY", tree.children[0], tree.children[1], meta=tree.meta)
def does_script_exist(self, tree):
return Cmd("EVT_OP_IS_THREAD_RUNNING", tree.children[1], tree.children[0], meta=tree.meta)
def compile_script(s):
tree = script_parser.parse(s)
#eprint(tree.pretty())
commands = Compile().transform(tree)
# add RETURN END if no explicit END (top-level `break') was given
if next((cmd for cmd in commands if cmd.opcode() == "EVT_OP_END"), None) == None:
commands += (Cmd("EVT_OP_RETURN"), Cmd("EVT_OP_END"))
return commands
def read_until_closing_paren(f, depth=1, lex_strings=False):
text = ""
in_string = False
string_escape = False
while True:
char = f.read(1)
if len(char) == 0:
# EOF
return text
if string_escape == True:
string_escape = False
elif char == "(" and not in_string:
depth += 1
elif char == ")" and not in_string:
depth -= 1
if depth == 0:
break
elif char == '"' and lex_strings:
in_string = not in_string
elif char == "\\" and in_string:
string_escape = True
text += char
return text
def read_line(f):
line = ""
while True:
char = f.read(1)
if len(char) == 0:
# EOF
return line
if char == "\n":
break
line += char
return line
def gen_line_map(source, source_line_no = 1):
line_map = {}
output = ""
output_line_no = 1
for line in source.splitlines(True):
if line[0] == "#":
parts = line[2:-1].split(" ")
source_line_no = int(parts[0])
else:
line_map[output_line_no] = source_line_no
output += line
output_line_no += 1
source_line_no += 1
return output, line_map
# Expects output from C preprocessor on argv
SINGLE_FILE = False
import sys
if __name__ == "__main__":
if DEBUG_OUTPUT is not None:
DEBUG_OUTPUT = open(DEBUG_OUTPUT, "w")
'''
while char := stdin.read(1):
DEBUG_OUTPUT.write(char)
exit()
'''
in_file = stdin
if SINGLE_FILE:
in_file = open(sys.argv[1], "r")
line_no = 1
char_no = 1
file_info = []
error = False
macro_name = "" # captures recent UPPER_CASE identifier
prev_char = ""
while not error:
char = in_file.read(1)
if len(char) == 0:
# EOF
write(macro_name)
break
if char == "#" and (prev_char == "\n" or prev_char == ""):
# cpp line/file marker
line = read_line(in_file)
line_split = line[1:].split(" ")
line_no = int(line_split[0])
file_info = line_split[1:]
write("#" + line + "\n")
elif char == "(":
if SINGLE_FILE:
filename = sys.argv[1]
else:
filename = file_info[0][1:-1]
# SCRIPT(...)
if macro_name == "SCRIPT":
read_data = read_until_closing_paren(in_file, lex_strings=True)
script_source, line_map = gen_line_map(read_data, source_line_no=line_no)
try:
commands = compile_script(script_source)
write("{\n")
for command in commands:
if command.meta:
write(f"# {line_map[command.meta.line]} {file_info[0]}\n")
write(" ")
for word in command.to_bytecode():
if type(word) == str:
write(word)
elif type(word) == int:
write(f"0x{word & 0xFFFFFFFF:X}")
else:
raise Exception(f"{command}.to_bytecode() gave {type(word)} {word}")
write(", ")
write("\n")
write("}")
except exceptions.UnexpectedEOF as e:
eprint(f"{filename}:{line_no}: {ANSI_RED}error{ANSI_RESET}: unterminated SCRIPT(...) macro")
error = True
except exceptions.UnexpectedCharacters as e:
line = line_map[e.line]
char = script_source[e.pos_in_stream]
allowed = e.allowed
eprint(f"{filename}:{line}: {ANSI_RED}script parse error{ANSI_RESET}: unexpected `{char}', expected {' or '.join(allowed)}")
eprint(e.get_context(script_source))
error = True
except exceptions.UnexpectedToken as e:
line = line_map[e.line]
eprint(f"{filename}:{line}: {ANSI_RED}script parse error{ANSI_RESET}: unexpected `{e.token}'")
eprint(e.get_context(script_source))
error = True
except exceptions.VisitError as e:
if type(e.orig_exc) == CompileError:
line = line_map[e.orig_exc.meta.line]
eprint(f"{filename}:{line}: {ANSI_RED}script compile error{ANSI_RESET}: {e.orig_exc}")
else:
eprint(f"{filename}:{line_no}: {ANSI_RED}internal script transform error{ANSI_RESET}")
traceback.print_exc()
error = True
except CompileError as e:
line = line_map[e.meta.line]
eprint(f"{filename}:{line}: {ANSI_RED}script compile error{ANSI_RESET}: {e}")
error = True
except Exception as e:
eprint(f"{filename}:{line_no}: {ANSI_RED}internal script compilation error{ANSI_RESET}")
traceback.print_exc()
error = True
line_no += script_source.count("\n")
write(f"\n# {line_no} {file_info[0]}\n")
else:
# leave non-macro in source
write(macro_name + char)
macro_name = ""
elif char == "_" or (char >= 'A' and char <= 'Z'):
macro_name += char
else:
write(macro_name + char)
macro_name = ""
if char == "\n":
char_no = 0
line_no += 1
char_no += 1
prev_char = char
if error:
write("{ 1 / 0 };")
exit(1)
else:
exit(0)

View File

@ -1,69 +0,0 @@
#! /usr/bin/python3
import sys
from compile_script import read_until_closing_paren
def read_scripts_in_file(in_file):
line_no = 1
macro_name = "" # captures recent UPPER_CASE identifier
prev_char = ""
while True:
char = in_file.read(1)
if len(char) == 0:
# EOF
break
if char == "#" and (prev_char == "\n" or prev_char == ""):
pass
elif char == "(":
# SCRIPT(...)
if macro_name == "SCRIPT":
pos_before = in_file.tell()
read_data = read_until_closing_paren(in_file, lex_strings=True)
line_no += read_data.count("\n")
assert read_data[0] == '{'
yield pos_before, in_file.tell(), read_data
macro_name = ""
elif char == "_" or (char >= 'A' and char <= 'Z'):
macro_name += char
else:
macro_name = ""
if char == "\n":
line_no += 1
prev_char = char
def process_script(script):
# TODO
return script
def process_file(filename):
with open(filename, "r") as f:
scripts = [k for k in read_scripts_in_file(f)]
f.seek(0)
file_content = f.read()
pos_delta = 0
for start_pos, end_pos, script in scripts:
start_pos = start_pos - pos_delta
end_pos = end_pos - pos_delta
script_len_before = len(script)
script = process_script(script)
script_len_after = len(script)
pos_delta += script_len_before - script_len_after
file_content = file_content[:start_pos] + script + file_content[end_pos-1:]
with open(filename, "w") as f:
f.write(file_content)
if __name__ == "__main__":
for filename in sys.argv[1:]:
process_file(filename)

View File

@ -56,7 +56,6 @@ def write_ninja_rules(ninja: ninja_syntax.Writer, cpp: str, cppflags: str, extra
cc_272_dir = f"{BUILD_TOOLS}/cc/gcc2.7.2/"
cc_272 = f"{cc_272_dir}/gcc"
cxx = f"{BUILD_TOOLS}/cc/gcc/g++"
compile_script = f"$python {BUILD_TOOLS}/cc_dsl/compile_script.py"
CPPFLAGS_COMMON = "-Iver/$version/build/include -Iinclude -Isrc -Iassets/$version -D_LANGUAGE_C -D_FINALROM " \
"-DVERSION=$version -DF3DEX_GBI_2 -D_MIPS_SZLONG=32"
@ -107,13 +106,6 @@ def write_ninja_rules(ninja: ninja_syntax.Writer, cpp: str, cppflags: str, extra
deps="gcc",
)
ninja.rule("cc_dsl",
description="dsl $in",
command=f"bash -o pipefail -c '{cpp} {CPPFLAGS} {cppflags} $cppflags -MD -MF $out.d $in -o - | {compile_script} | {iconv} > $out.i && {cc} {cflags} $cflags $out.i -o $out'",
depfile="$out.d",
deps="gcc",
)
ninja.rule("cc_ido",
description="ido $in",
command=f"{ccache}{cc_ido} -w {CPPFLAGS_COMMON} {cppflags} $cppflags -c -mips1 -O0 -G0 -non_shared -Xfullwarn -Xcpluscomm -o $out $in",
@ -345,7 +337,7 @@ class Configure:
if task == "yay0":
implicit.append(YAY0_COMPRESS_TOOL)
elif task in ["cc", "cc_dsl", "cxx"]:
elif task in ["cc", "cxx"]:
order_only.append("generated_headers_" + self.version)
ninja.build(
@ -381,14 +373,10 @@ class Configure:
else: # papermario
cflags = "-fforce-addr"
# check for dsl
# c
task = "cc"
if entry.src_paths[0].suffixes[-1] == ".cpp":
task = "cxx"
with entry.src_paths[0].open() as f:
s = f.read()
if " SCRIPT(" in s or "#pragma SCRIPT" in s:
task = "cc_dsl"
if seg.name.endswith("osFlash"):
task = "cc_ido"