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struct Struct {
~uint8 name,
~Module methods,
utils.Vector members,
int size,
~parse.Node _up
}
~uint8 PRIMITIVE_1 = "bool,uint8,int8\0"
~uint8 PRIMITIVE_2 = "uint16,int16\0"
~uint8 PRIMITIVE_4 = "uint32,int32,float32\0"
~uint8 PRIMITIVE_8 = "uint64,int64,float64,int,uint,float,void\0"
/; is_primitive (~parse.Node tn) [int]
/; if (tn`.sub.count < 1)
return 0
;/
~parse.Node n = tn`.sub.get(0)
# Check for pointer, array
/; if (n`._type == parse.NTYPE_PRE_OP)
return 8
;/
# Check for ref
n = tn`.sub.get(tn`.sub.count - 1)
/; if (n`._type == parse.NTYPE_POST_OP)
return 8
;/
return 0
;/
/; _print_type(~parse.Node tn)
~parse.Node n
bool seen_id = false
/; loop (int i = 0; i < tn`.sub.count) [i++]
n = tn`.sub.get(i)
/; if (n`._type == parse.NTYPE_ID)
/; if (seen_id == true)
_printf(".\0")
;/
_printf(n`.data)
seen_id = true
;; else
return
;/
;/
;/
# Might be wrong
/; _type_is_ptr (~parse.Node n) [bool]
# Sanity
/; if (n`.sub.count < 1)
return false
;/
~parse.Node op = n`.sub.get(0)
/; if (op`._type == parse.NTYPE_PRE_OP)
return true
;/
op = n`.sub.get(n`.sub.count - 1)
/; if (op`._type == parse.NTYPE_POST_OP)
return true
;/
return false
;/
/; method Struct
/; init (~parse.Node node)
self._up = node
self.size = 0
self.methods = NULL
self.name = utils.strcpy(node`.data)
Var v
self.members.init(len v)
;/
/; _print (int idt)
_indent(idt)
_printf("{ Struct : \0")
_printf(self.name)
_printf("\n\0")
_indent(idt)
_print_num(" size: %d\n\0", self.size)
_indent(idt)
_printf(" members:\n\0")
~Var v
/; loop (int i = 0; i < self.members.count) [i++]
v = self.members.get(i)
v`._print(idt + 1)
;/
_indent(idt)
_printf("}\n\0")
;/
/; add_member(~parse.Node tn, ~parse.Node id)
Var v
v.init(tn, id)
v._resolve_type(self.methods)
self.members.push(~v)
;/
/; get_member(~uint8 name) [~Var]
~Var out = NULL
~Var v
/; loop (int i = 0; i < self.members.count) [i++]
v = self.members.get(i)
/; if (utils.strcmp(v`.name, name) == true)
return v
;/
;/
return out
;/
/; _dlist [~parse.Node]
~parse.Node up = self._up
~parse.Node n
/; loop (int i = 0; i < up`.sub.count) [i++]
n = up`.sub.get(i)
/; if (n`._type == parse.NTYPE_DLIST)
return n
;/
;/
return NULL
;/
/; _compute_size
/; if (self.size !== 0)
return
;/
self.size = self.size - 1
int total = 0
~parse.Node up = self._dlist()
~parse.Node tn = NULL
~parse.Node n = NULL
int add_size = 0
/; loop (int i = 0; i < up`.sub.count) [i++]
n = up`.sub.get(i)
/; if (n`._type == parse.NTYPE_TYPE)
# Store for generating new variables
tn = n
add_size = self._compute_type_size(n)
/; if (add_size == 0)
return
;/
;; else if (n`._type == parse.NTYPE_ID)
/; if (tn == NULL)
_printf("ERROR: Unable to find type when trying to create member for struct '\0")
_printf(self.name)
_printf("\n\0")
return
;/
self.add_member(tn, n)
total = total + add_size
;/
;/
self.size = total
;/
/; _compute_type_size(~parse.Node tn) [int]
~Struct ft = self._find_type(tn)
/; if (ft == NULL)
# Type not found
_printf("ERROR: Unable to find type '\0")
_print_type(tn)
_printf("' for use in struct '\0")
_printf(self.name)
_printf("'\n\0")
return 0
;/
/; if (_type_is_ptr(tn) == true)
return 8
;/
/; if (ft !== NULL && ft`.size == 0)
ft`._compute_size()
;/
/; if (ft`.size < 0)
# Cyclical dependency
_printf("ERROR: Cyclic struct definition: '\0")
_printf(ft`.name)
_printf("' imported from '\0")
_printf(self.name)
_printf("'\n\0")
return 0
;/
return ft`.size
;/
/; _find_type (~parse.Node tn) [~Struct]
# Init vector of strings
utils.Vector sv
sv.init(8)
~uint8 str
~parse.Node n
bool seen_id = false
/; loop (int i = 0; i < tn`.sub.count) [i++]
n = tn`.sub.get(i)
/; if (n`._type == parse.NTYPE_ID)
str = n`.data
sv.push(~str)
seen_id = true
;; else if (seen_id == true)
i = tn`.sub.count
;/
;/
# Find struct and compute its size
~Struct out = self.methods`.find(SEARCH_STRUCT, ~sv)
sv.end()
return out
;/
/; end
_delete(self.name)
~Var v
/; loop (int i = 0; i < self.members.count) [i++]
v = self.members.get(i)
v`.end()
;/
self.members.end()
;/
;/
|
