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ptr.free

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This commit is contained in:
Antoni Piasecki
2026-06-06 23:55:02 +02:00
parent 670596e1ff
commit a727a52ffb
8 changed files with 77 additions and 72 deletions
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4
src/parser.rs
View File

@@ -583,6 +583,10 @@ impl Parser {
let mut expr = self.primary()?;
loop {
if self.peek().loc.line != self.previous().loc.line {
break;
}
if self.match_token(&[TokenType::LeftParen]) {
let mut args = vec![];
if !self.check(&TokenType::RightParen) {

38
src/std/net.zr
View File

@@ -78,12 +78,27 @@ struct net.UDPSocket
fd: i64
addr: ptr
func net.UDPSocket.receive[s: net.UDPSocket, size: i64] : net.UDPPacket
pkt := new* net.UDPPacket
pkt->data = mem.alloc(size)
pkt->source_addr = mem.alloc(16)
mem.zero(pkt->source_addr, 16)
addrlen := 16
pkt->size = _builtin_syscall(SYS_recvfrom, s->fd, pkt->data, size, 0, pkt->source_addr, ^addrlen)
return pkt
func net.UDPSocket.close_and_free[s: net.UDPSocket] : void
_builtin_syscall(SYS_close, s->fd)
s->addr->free()
(s as ptr)->free()
func net.create_udp_client[packed_host: i64, port: i64] : net.UDPSocket, bool
s := new* net.UDPSocket
s->fd = _builtin_syscall(SYS_socket, AF_INET, SOCK_DGRAM, 0)
if s->fd < 0
mem.free(s)
s->close_and_free()
return 0 as net.UDPSocket, false
s->addr = mem.alloc(16)
@@ -110,24 +125,9 @@ struct net.UDPPacket
size: i64
func net.UDPPacket.free[pkt: net.UDPPacket] : void
mem.free(pkt->data)
mem.free(pkt->source_addr)
mem.free(pkt)
func net.UDPSocket.receive[s: net.UDPSocket, size: i64] : net.UDPPacket
pkt := new* net.UDPPacket
pkt->data = mem.alloc(size)
pkt->source_addr = mem.alloc(16)
mem.zero(pkt->source_addr, 16)
addrlen := 16
pkt->size = _builtin_syscall(SYS_recvfrom, s->fd, pkt->data, size, 0, pkt->source_addr, ^addrlen)
return pkt
func net.UDPSocket.close_and_free[s: net.UDPSocket] : void
_builtin_syscall(SYS_close, s->fd)
mem.free(s->addr)
mem.free(s)
pkt->data->free()
pkt->source_addr->free()
(pkt as ptr)->free()
func net.encode_dns_name[domain: str] : Blob
domain_len := domain->len()

55
src/std/std.zr
View File

@@ -76,11 +76,11 @@ func mem.alloc[size: i64] : ptr
return blk as ptr + MEM_BLOCK_SIZE
func mem.free[x: any] : void
func ptr.free[x: ptr] : void
if x == 0
return 0
blk := (x as ptr - MEM_BLOCK_SIZE) as mem.Block
blk := (x - MEM_BLOCK_SIZE) as mem.Block
if blk->free
return 0
@@ -129,7 +129,7 @@ func ptr.realloc[x: ptr, new_size: i64] : ptr
panic("mem.realloc: called with negative new_size")
if new_size == 0
mem.free(x)
x->free()
return 0 as ptr
new_size = mem.align(new_size)
@@ -157,12 +157,12 @@ func ptr.realloc[x: ptr, new_size: i64] : ptr
new_ptr := mem.alloc(new_size)
mem.copy(x, new_ptr, math.min(blk->size, new_size))
mem.free(x)
x->free()
return new_ptr
func mem.zero_and_free[x: ptr, size: i64] : void
func ptr.zero_and_free[x: ptr, size: i64] : void
mem.zero(x, size)
mem.free(x)
x->free()
func mem.zero[x: ptr, size: i64] : void
i := 0
@@ -303,7 +303,7 @@ func io.read_line[] : str
break
b->append_char(c)
s := b->build()
mem.free(b->data)
b->destroy()
return s
func io.file_exists[path: str] : bool
@@ -331,7 +331,7 @@ func io.read_text_file[path: str] : str, bool
_builtin_syscall(SYS_close, fd)
if n != size
mem.free(buffer)
buffer->free()
return 0 as str, false
buffer[n] = 0
@@ -371,6 +371,9 @@ func io.write_binary_file[path: str, content: ptr, size: i64] : bool
return false
return true
func str.free[s: str] : void
(s as ptr)->free()
func str.len[s: str] : i64
i := 0
while s[i]
@@ -643,6 +646,12 @@ func str.Builder.build[b: str.Builder] : str
s[b->size] = 0
return s
func str.Builder.destroy[b: str.Builder] : void
if b->data != 0
b->data->free()
b->size = 0
b->capacity = 0
func u8.is_whitespace[x: u8] : bool
return x == ' ' || x == '\n' || x == '\t' || x == '\r'
@@ -821,8 +830,8 @@ func Blob.alloc[size: i64] : Blob
return buffer
func Blob.free[buf: Blob] : void
mem.free(buf->data)
mem.free(buf)
buf->data->free()
(buf as ptr)->free()
struct Array
data: ptr
@@ -861,15 +870,15 @@ func Array.push[xs: Array, x: any] : void
func Array.free[xs: Array] : void
if xs->data != 0
mem.free(xs->data)
mem.free(xs)
xs->data->free()
(xs as ptr)->free()
func Array.free_with_items[xs: Array] : void
if xs->data != 0
for i in 0..xs->size
mem.free(xs->nth(i))
mem.free(xs->data)
mem.free(xs)
(xs->nth(i) as ptr)->free()
xs->data->free()
(xs as ptr)->free()
func Array.pop[xs: Array] : any
if xs->size == 0
@@ -922,20 +931,20 @@ func Array.count[arr: Array, item: any] : i64
count += 1
return count
func Array.map[arr: Array, fn: fnptr] : Array
func Array.map[arr: Array, fn: ptr] : Array
out := Array.new_preallocated_and_zeroed(arr->size)
for i in 0..arr->size
out->set(i, fn(arr->nth(i)))
return out
func Array.filter[arr: Array, fn: fnptr] : Array
func Array.filter[arr: Array, fn: ptr] : Array
out := []
for i in 0..arr->size
if fn(arr->nth(i))
out->push(arr->nth(i))
return out
func Array.reduce[arr: Array, fn: fnptr, acc: any] : any
func Array.reduce[arr: Array, fn: ptr, acc: any] : any
for i in 0..arr->size
acc = fn(acc, arr->nth(i))
return acc
@@ -994,8 +1003,8 @@ func HashMap.delete[map: HashMap, key: str] : void
else
map->table->set(index, current->next)
mem.free(current->key)
mem.free(current)
current->key->free()
(current as ptr)->free()
return 0
prev = current
@@ -1014,11 +1023,11 @@ func HashMap.free[map: HashMap] : void
while current as ptr
tmp := current
current = current->next
mem.free(tmp->key)
mem.free(tmp)
tmp->key->free()
(tmp as ptr)->free()
map->table->free()
mem.free(map)
(map as ptr)->free()
func os.exit[code: i64] : void
_builtin_syscall(SYS_exit, code)

14
src/typechecker.rs
View File

@@ -33,7 +33,7 @@ macro_rules! expect_types {
};
}
static BUILTIN_TYPES: [&str; 8] = ["void", "u8", "i64", "str", "bool", "ptr", "fnptr", "any"];
static BUILTIN_TYPES: [&str; 7] = ["void", "u8", "i64", "str", "bool", "ptr", "any"];
pub struct Env {
scopes: Vec<HashMap<String, Type>>,
@@ -481,7 +481,7 @@ impl<'a> TypeChecker<'a> {
Ok(fn_type.return_type.clone())
} else {
// its a variable containing function address
expect_type!(self.typecheck_expr(env, callee)?, "fnptr", paren.loc);
expect_type!(self.typecheck_expr(env, callee)?, "ptr", paren.loc);
for arg in args {
self.typecheck_expr(env, arg)?;
@@ -490,7 +490,7 @@ impl<'a> TypeChecker<'a> {
}
} else {
// its an expression that evalutes to function address
expect_type!(self.typecheck_expr(env, callee)?, "fnptr", paren.loc);
expect_type!(self.typecheck_expr(env, callee)?, "ptr", paren.loc);
for arg in args {
self.typecheck_expr(env, arg)?;
@@ -514,13 +514,7 @@ impl<'a> TypeChecker<'a> {
Ok("u8".into())
}
ExprKind::AddrOf { op, expr } => match &expr.kind {
ExprKind::Variable(name) => {
if self.symbol_table.functions.contains_key(&name.lexeme) {
Ok("fnptr".into())
} else {
Ok("ptr".into())
}
}
ExprKind::Variable(_) => Ok("ptr".into()),
_ => {
error!(&op.loc, "can only take address of variables and functions")
}