mirror of
https://github.com/odin-lang/Odin.git
synced 2026-01-03 03:32:37 +00:00
638 lines
16 KiB
Odin
638 lines
16 KiB
Odin
package runtime
|
|
|
|
import "intrinsics"
|
|
|
|
@builtin
|
|
Maybe :: union($T: typeid) #maybe {T};
|
|
|
|
@thread_local global_default_temp_allocator_data: Default_Temp_Allocator;
|
|
|
|
@builtin
|
|
init_global_temporary_allocator :: proc(size: int, backup_allocator := context.allocator) {
|
|
default_temp_allocator_init(&global_default_temp_allocator_data, size, backup_allocator);
|
|
}
|
|
|
|
|
|
@builtin
|
|
copy_slice :: proc "contextless" (dst, src: $T/[]$E) -> int {
|
|
n := max(0, min(len(dst), len(src)));
|
|
if n > 0 {
|
|
intrinsics.mem_copy(raw_data(dst), raw_data(src), n*size_of(E));
|
|
}
|
|
return n;
|
|
}
|
|
@builtin
|
|
copy_from_string :: proc "contextless" (dst: $T/[]$E/u8, src: $S/string) -> int {
|
|
n := max(0, min(len(dst), len(src)));
|
|
if n > 0 {
|
|
intrinsics.mem_copy(raw_data(dst), raw_data(src), n);
|
|
}
|
|
return n;
|
|
}
|
|
@builtin
|
|
copy :: proc{copy_slice, copy_from_string};
|
|
|
|
|
|
|
|
@builtin
|
|
unordered_remove :: proc(array: ^$D/[dynamic]$T, index: int, loc := #caller_location) #no_bounds_check {
|
|
bounds_check_error_loc(loc, index, len(array));
|
|
n := len(array)-1;
|
|
if index != n {
|
|
array[index] = array[n];
|
|
}
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
}
|
|
|
|
@builtin
|
|
ordered_remove :: proc(array: ^$D/[dynamic]$T, index: int, loc := #caller_location) #no_bounds_check {
|
|
bounds_check_error_loc(loc, index, len(array));
|
|
if index+1 < len(array) {
|
|
copy(array[index:], array[index+1:]);
|
|
}
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
}
|
|
|
|
@builtin
|
|
remove_range :: proc(array: ^$D/[dynamic]$T, lo, hi: int, loc := #caller_location) #no_bounds_check {
|
|
slice_expr_error_lo_hi_loc(loc, lo, hi, len(array));
|
|
n := max(hi-lo, 0);
|
|
if n > 0 {
|
|
if hi != len(array) {
|
|
copy(array[lo:], array[hi:]);
|
|
}
|
|
(^Raw_Dynamic_Array)(array).len -= n;
|
|
}
|
|
}
|
|
|
|
|
|
@builtin
|
|
pop :: proc(array: ^$T/[dynamic]$E, loc := #caller_location) -> (res: E) #no_bounds_check {
|
|
assert(len(array) > 0, "", loc);
|
|
res = array[len(array)-1];
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
return res;
|
|
}
|
|
|
|
|
|
@builtin
|
|
pop_safe :: proc(array: ^$T/[dynamic]$E) -> (res: E, ok: bool) #no_bounds_check {
|
|
if len(array) == 0 {
|
|
return;
|
|
}
|
|
res, ok = array[len(array)-1], true;
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
return;
|
|
}
|
|
|
|
@builtin
|
|
pop_front :: proc(array: ^$T/[dynamic]$E, loc := #caller_location) -> (res: E) #no_bounds_check {
|
|
assert(len(array) > 0, "", loc);
|
|
res = array[0];
|
|
if len(array) > 1 {
|
|
copy(array[0:], array[1:]);
|
|
}
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
return res;
|
|
}
|
|
|
|
@builtin
|
|
pop_front_safe :: proc(array: ^$T/[dynamic]$E) -> (res: E, ok: bool) #no_bounds_check {
|
|
if len(array) == 0 {
|
|
return;
|
|
}
|
|
res, ok = array[0], true;
|
|
if len(array) > 1 {
|
|
copy(array[0:], array[1:]);
|
|
}
|
|
(^Raw_Dynamic_Array)(array).len -= 1;
|
|
return;
|
|
}
|
|
|
|
|
|
@builtin
|
|
clear :: proc{clear_dynamic_array, clear_map};
|
|
|
|
@builtin
|
|
reserve :: proc{reserve_dynamic_array, reserve_map};
|
|
|
|
@builtin
|
|
resize :: proc{resize_dynamic_array};
|
|
|
|
|
|
@builtin
|
|
free :: proc{mem_free};
|
|
|
|
@builtin
|
|
free_all :: proc{mem_free_all};
|
|
|
|
|
|
|
|
@builtin
|
|
delete_string :: proc(str: string, allocator := context.allocator, loc := #caller_location) -> Allocator_Error {
|
|
return mem_free(raw_data(str), allocator, loc);
|
|
}
|
|
@builtin
|
|
delete_cstring :: proc(str: cstring, allocator := context.allocator, loc := #caller_location) -> Allocator_Error {
|
|
return mem_free((^byte)(str), allocator, loc);
|
|
}
|
|
@builtin
|
|
delete_dynamic_array :: proc(array: $T/[dynamic]$E, loc := #caller_location) -> Allocator_Error {
|
|
return mem_free(raw_data(array), array.allocator, loc);
|
|
}
|
|
@builtin
|
|
delete_slice :: proc(array: $T/[]$E, allocator := context.allocator, loc := #caller_location) -> Allocator_Error {
|
|
return mem_free(raw_data(array), allocator, loc);
|
|
}
|
|
@builtin
|
|
delete_map :: proc(m: $T/map[$K]$V, loc := #caller_location) -> Allocator_Error {
|
|
raw := transmute(Raw_Map)m;
|
|
err := delete_slice(raw.hashes, raw.entries.allocator, loc);
|
|
err1 := mem_free(raw.entries.data, raw.entries.allocator, loc);
|
|
if err == nil {
|
|
err = err1;
|
|
}
|
|
return err;
|
|
}
|
|
|
|
|
|
@builtin
|
|
delete :: proc{
|
|
delete_string,
|
|
delete_cstring,
|
|
delete_dynamic_array,
|
|
delete_slice,
|
|
delete_map,
|
|
};
|
|
|
|
|
|
// The new built-in procedure allocates memory. The first argument is a type, not a value, and the value
|
|
// return is a pointer to a newly allocated value of that type using the specified allocator, default is context.allocator
|
|
@builtin
|
|
new :: proc($T: typeid, allocator := context.allocator, loc := #caller_location) -> (^T, Allocator_Error) #optional_second {
|
|
ptr, err := mem_alloc(size_of(T), align_of(T), allocator, loc);
|
|
return (^T)(ptr), err;
|
|
}
|
|
|
|
@builtin
|
|
new_clone :: proc(data: $T, allocator := context.allocator, loc := #caller_location) -> (^T, Allocator_Error) #optional_second {
|
|
ptr, err := mem_alloc(size_of(T), align_of(T), allocator, loc);
|
|
res := (^T)(ptr);
|
|
if ptr != nil && err != .Out_Of_Memory {
|
|
res^ = data;
|
|
}
|
|
return res, err;
|
|
}
|
|
|
|
DEFAULT_RESERVE_CAPACITY :: 16;
|
|
|
|
make_aligned :: proc($T: typeid/[]$E, auto_cast len: int, alignment: int, allocator := context.allocator, loc := #caller_location) -> (T, Allocator_Error) #optional_second {
|
|
make_slice_error_loc(loc, len);
|
|
data, err := mem_alloc_bytes(size_of(E)*len, alignment, allocator, loc);
|
|
if data == nil && size_of(E) != 0 {
|
|
return nil, err;
|
|
}
|
|
s := Raw_Slice{raw_data(data), len};
|
|
return transmute(T)s, err;
|
|
}
|
|
|
|
@builtin
|
|
make_slice :: proc($T: typeid/[]$E, auto_cast len: int, allocator := context.allocator, loc := #caller_location) -> (T, Allocator_Error) #optional_second {
|
|
return make_aligned(T, len, align_of(E), allocator, loc);
|
|
}
|
|
|
|
@builtin
|
|
make_dynamic_array :: proc($T: typeid/[dynamic]$E, allocator := context.allocator, loc := #caller_location) -> (T, Allocator_Error) #optional_second {
|
|
return make_dynamic_array_len_cap(T, 0, DEFAULT_RESERVE_CAPACITY, allocator, loc);
|
|
}
|
|
|
|
@builtin
|
|
make_dynamic_array_len :: proc($T: typeid/[dynamic]$E, auto_cast len: int, allocator := context.allocator, loc := #caller_location) -> (T, Allocator_Error) #optional_second {
|
|
return make_dynamic_array_len_cap(T, len, len, allocator, loc);
|
|
}
|
|
|
|
@builtin
|
|
make_dynamic_array_len_cap :: proc($T: typeid/[dynamic]$E, auto_cast len: int, auto_cast cap: int, allocator := context.allocator, loc := #caller_location) -> (T, Allocator_Error) #optional_second {
|
|
make_dynamic_array_error_loc(loc, len, cap);
|
|
data, err := mem_alloc(size_of(E)*cap, align_of(E), allocator, loc);
|
|
s := Raw_Dynamic_Array{data, len, cap, allocator};
|
|
if data == nil && size_of(E) != 0 {
|
|
s.len, s.cap = 0, 0;
|
|
}
|
|
return transmute(T)s, err;
|
|
}
|
|
|
|
@builtin
|
|
make_map :: proc($T: typeid/map[$K]$E, auto_cast cap: int = DEFAULT_RESERVE_CAPACITY, allocator := context.allocator, loc := #caller_location) -> T {
|
|
make_map_expr_error_loc(loc, cap);
|
|
context.allocator = allocator;
|
|
|
|
m: T;
|
|
reserve_map(&m, cap);
|
|
return m;
|
|
}
|
|
|
|
// The make built-in procedure allocates and initializes a value of type slice, dynamic array, or map (only)
|
|
// Similar to new, the first argument is a type, not a value. Unlike new, make's return type is the same as the
|
|
// type of its argument, not a pointer to it.
|
|
// Make uses the specified allocator, default is context.allocator, default is context.allocator
|
|
@builtin
|
|
make :: proc{
|
|
make_slice,
|
|
make_dynamic_array,
|
|
make_dynamic_array_len,
|
|
make_dynamic_array_len_cap,
|
|
make_map,
|
|
};
|
|
|
|
|
|
|
|
@builtin
|
|
clear_map :: proc "contextless" (m: ^$T/map[$K]$V) {
|
|
if m == nil {
|
|
return;
|
|
}
|
|
raw_map := (^Raw_Map)(m);
|
|
entries := (^Raw_Dynamic_Array)(&raw_map.entries);
|
|
entries.len = 0;
|
|
for _, i in raw_map.hashes {
|
|
raw_map.hashes[i] = -1;
|
|
}
|
|
}
|
|
|
|
@builtin
|
|
reserve_map :: proc(m: ^$T/map[$K]$V, capacity: int) {
|
|
if m != nil {
|
|
__dynamic_map_reserve(__get_map_header(m), capacity);
|
|
}
|
|
}
|
|
|
|
// The delete_key built-in procedure deletes the element with the specified key (m[key]) from the map.
|
|
// If m is nil, or there is no such element, this procedure is a no-op
|
|
@builtin
|
|
delete_key :: proc(m: ^$T/map[$K]$V, key: K) -> (deleted_key: K, deleted_value: V) {
|
|
if m != nil {
|
|
key := key;
|
|
h := __get_map_header(m);
|
|
hash := __get_map_hash(&key);
|
|
fr := __dynamic_map_find(h, hash);
|
|
if fr.entry_index >= 0 {
|
|
entry := __dynamic_map_get_entry(h, fr.entry_index);
|
|
deleted_key = (^K)(uintptr(entry)+h.key_offset)^;
|
|
deleted_value = (^V)(uintptr(entry)+h.value_offset)^;
|
|
|
|
__dynamic_map_erase(h, fr);
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
|
|
@builtin
|
|
append_elem :: proc(array: ^$T/[dynamic]$E, arg: E, loc := #caller_location) {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
|
|
if cap(array) < len(array)+1 {
|
|
cap := 2 * cap(array) + max(8, 1);
|
|
_ = reserve(array, cap, loc);
|
|
}
|
|
if cap(array)-len(array) > 0 {
|
|
a := (^Raw_Dynamic_Array)(array);
|
|
when size_of(E) != 0 {
|
|
data := (^E)(a.data);
|
|
assert(condition=data != nil, loc=loc);
|
|
intrinsics.ptr_offset(data, a.len)^ = arg;
|
|
}
|
|
a.len += 1;
|
|
}
|
|
}
|
|
|
|
@builtin
|
|
append_elems :: proc(array: ^$T/[dynamic]$E, args: ..E, loc := #caller_location) {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
|
|
arg_len := len(args);
|
|
if arg_len <= 0 {
|
|
return;
|
|
}
|
|
|
|
|
|
if cap(array) < len(array)+arg_len {
|
|
cap := 2 * cap(array) + max(8, arg_len);
|
|
_ = reserve(array, cap, loc);
|
|
}
|
|
arg_len = min(cap(array)-len(array), arg_len);
|
|
if arg_len > 0 {
|
|
a := (^Raw_Dynamic_Array)(array);
|
|
when size_of(E) != 0 {
|
|
data := (^E)(a.data);
|
|
assert(condition=data != nil, loc=loc);
|
|
intrinsics.mem_copy(intrinsics.ptr_offset(data, a.len), &args[0], size_of(E) * arg_len);
|
|
}
|
|
a.len += arg_len;
|
|
}
|
|
}
|
|
|
|
// The append_string built-in procedure appends a string to the end of a [dynamic]u8 like type
|
|
@builtin
|
|
append_elem_string :: proc(array: ^$T/[dynamic]$E/u8, arg: $A/string, loc := #caller_location) {
|
|
args := transmute([]E)arg;
|
|
append_elems(array=array, args=args, loc=loc);
|
|
}
|
|
|
|
|
|
// The append_string built-in procedure appends multiple strings to the end of a [dynamic]u8 like type
|
|
@builtin
|
|
append_string :: proc(array: ^$T/[dynamic]$E/u8, args: ..string, loc := #caller_location) {
|
|
for arg in args {
|
|
append(array = array, args = transmute([]E)(arg), loc = loc);
|
|
}
|
|
}
|
|
|
|
// The append built-in procedure appends elements to the end of a dynamic array
|
|
@builtin append :: proc{append_elem, append_elems, append_elem_string};
|
|
|
|
|
|
@builtin
|
|
append_nothing :: proc(array: ^$T/[dynamic]$E, loc := #caller_location) {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
resize(array, len(array)+1);
|
|
}
|
|
|
|
|
|
@builtin
|
|
insert_at_elem :: proc(array: ^$T/[dynamic]$E, index: int, arg: E, loc := #caller_location) -> (ok: bool) #no_bounds_check {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
n := len(array);
|
|
m :: 1;
|
|
resize(array, n+m, loc);
|
|
if n+m <= len(array) {
|
|
when size_of(E) != 0 {
|
|
copy(array[index+m:], array[index:]);
|
|
array[index] = arg;
|
|
}
|
|
ok = true;
|
|
}
|
|
return;
|
|
}
|
|
|
|
@builtin
|
|
insert_at_elems :: proc(array: ^$T/[dynamic]$E, index: int, args: ..E, loc := #caller_location) -> (ok: bool) #no_bounds_check {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
if len(args) == 0 {
|
|
ok = true;
|
|
return;
|
|
}
|
|
|
|
n := len(array);
|
|
m := len(args);
|
|
resize(array, n+m, loc);
|
|
if n+m <= len(array) {
|
|
when size_of(E) != 0 {
|
|
copy(array[index+m:], array[index:]);
|
|
copy(array[index:], args);
|
|
}
|
|
ok = true;
|
|
}
|
|
return;
|
|
}
|
|
|
|
@builtin
|
|
insert_at_elem_string :: proc(array: ^$T/[dynamic]$E/u8, index: int, arg: string, loc := #caller_location) -> (ok: bool) #no_bounds_check {
|
|
if array == nil {
|
|
return;
|
|
}
|
|
if len(args) == 0 {
|
|
ok = true;
|
|
return;
|
|
}
|
|
|
|
n := len(array);
|
|
m := len(args);
|
|
resize(array, n+m, loc);
|
|
if n+m <= len(array) {
|
|
copy(array[index+m:], array[index:]);
|
|
copy(array[index:], args);
|
|
ok = true;
|
|
}
|
|
return;
|
|
}
|
|
|
|
@builtin insert_at :: proc{insert_at_elem, insert_at_elems, insert_at_elem_string};
|
|
|
|
|
|
|
|
|
|
@builtin
|
|
clear_dynamic_array :: proc "contextless" (array: ^$T/[dynamic]$E) {
|
|
if array != nil {
|
|
(^Raw_Dynamic_Array)(array).len = 0;
|
|
}
|
|
}
|
|
|
|
@builtin
|
|
reserve_dynamic_array :: proc(array: ^$T/[dynamic]$E, capacity: int, loc := #caller_location) -> bool {
|
|
if array == nil {
|
|
return false;
|
|
}
|
|
a := (^Raw_Dynamic_Array)(array);
|
|
|
|
if capacity <= a.cap {
|
|
return true;
|
|
}
|
|
|
|
if a.allocator.procedure == nil {
|
|
a.allocator = context.allocator;
|
|
}
|
|
assert(a.allocator.procedure != nil);
|
|
|
|
old_size := a.cap * size_of(E);
|
|
new_size := capacity * size_of(E);
|
|
allocator := a.allocator;
|
|
|
|
new_data, err := allocator.procedure(
|
|
allocator.data, .Resize, new_size, align_of(E),
|
|
a.data, old_size, loc,
|
|
);
|
|
if new_data == nil || err != nil {
|
|
return false;
|
|
}
|
|
|
|
a.data = raw_data(new_data);
|
|
a.cap = capacity;
|
|
return true;
|
|
}
|
|
|
|
@builtin
|
|
resize_dynamic_array :: proc(array: ^$T/[dynamic]$E, length: int, loc := #caller_location) -> bool {
|
|
if array == nil {
|
|
return false;
|
|
}
|
|
a := (^Raw_Dynamic_Array)(array);
|
|
|
|
if length <= a.cap {
|
|
a.len = max(length, 0);
|
|
return true;
|
|
}
|
|
|
|
if a.allocator.procedure == nil {
|
|
a.allocator = context.allocator;
|
|
}
|
|
assert(a.allocator.procedure != nil);
|
|
|
|
old_size := a.cap * size_of(E);
|
|
new_size := length * size_of(E);
|
|
allocator := a.allocator;
|
|
|
|
new_data, err := allocator.procedure(
|
|
allocator.data, .Resize, new_size, align_of(E),
|
|
a.data, old_size, loc,
|
|
);
|
|
if new_data == nil || err != nil {
|
|
return false;
|
|
}
|
|
|
|
a.data = raw_data(new_data);
|
|
a.len = length;
|
|
a.cap = length;
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
@builtin
|
|
incl_elem :: proc(s: ^$S/bit_set[$E; $U], elem: E) {
|
|
s^ |= {elem};
|
|
}
|
|
@builtin
|
|
incl_elems :: proc(s: ^$S/bit_set[$E; $U], elems: ..E) {
|
|
for elem in elems {
|
|
s^ |= {elem};
|
|
}
|
|
}
|
|
@builtin
|
|
incl_bit_set :: proc(s: ^$S/bit_set[$E; $U], other: S) {
|
|
s^ |= other;
|
|
}
|
|
@builtin
|
|
excl_elem :: proc(s: ^$S/bit_set[$E; $U], elem: E) {
|
|
s^ &~= {elem};
|
|
}
|
|
@builtin
|
|
excl_elems :: proc(s: ^$S/bit_set[$E; $U], elems: ..E) {
|
|
for elem in elems {
|
|
s^ &~= {elem};
|
|
}
|
|
}
|
|
@builtin
|
|
excl_bit_set :: proc(s: ^$S/bit_set[$E; $U], other: S) {
|
|
s^ &~= other;
|
|
}
|
|
|
|
@builtin incl :: proc{incl_elem, incl_elems, incl_bit_set};
|
|
@builtin excl :: proc{excl_elem, excl_elems, excl_bit_set};
|
|
|
|
|
|
@builtin
|
|
card :: proc(s: $S/bit_set[$E; $U]) -> int {
|
|
when size_of(S) == 1 {
|
|
return int(intrinsics.count_ones(transmute(u8)s));
|
|
} else when size_of(S) == 2 {
|
|
return int(intrinsics.count_ones(transmute(u16)s));
|
|
} else when size_of(S) == 4 {
|
|
return int(intrinsics.count_ones(transmute(u32)s));
|
|
} else when size_of(S) == 8 {
|
|
return int(intrinsics.count_ones(transmute(u64)s));
|
|
} else when size_of(S) == 16 {
|
|
return int(intrinsics.count_ones(transmute(u128)s));
|
|
} else {
|
|
#panic("Unhandled card bit_set size");
|
|
}
|
|
}
|
|
|
|
|
|
|
|
@builtin
|
|
raw_array_data :: proc "contextless" (a: $P/^($T/[$N]$E)) -> ^E {
|
|
return (^E)(a);
|
|
}
|
|
@builtin
|
|
raw_slice_data :: proc "contextless" (s: $S/[]$E) -> ^E {
|
|
ptr := (transmute(Raw_Slice)s).data;
|
|
return (^E)(ptr);
|
|
}
|
|
@builtin
|
|
raw_dynamic_array_data :: proc "contextless" (s: $S/[dynamic]$E) -> ^E {
|
|
ptr := (transmute(Raw_Dynamic_Array)s).data;
|
|
return (^E)(ptr);
|
|
}
|
|
@builtin
|
|
raw_string_data :: proc "contextless" (s: $S/string) -> ^u8 {
|
|
return (transmute(Raw_String)s).data;
|
|
}
|
|
|
|
@builtin
|
|
raw_data :: proc{raw_array_data, raw_slice_data, raw_dynamic_array_data, raw_string_data};
|
|
|
|
|
|
|
|
@builtin
|
|
@(disabled=ODIN_DISABLE_ASSERT)
|
|
assert :: proc(condition: bool, message := "", loc := #caller_location) {
|
|
if !condition {
|
|
proc(message: string, loc: Source_Code_Location) {
|
|
p := context.assertion_failure_proc;
|
|
if p == nil {
|
|
p = default_assertion_failure_proc;
|
|
}
|
|
p("runtime assertion", message, loc);
|
|
}(message, loc);
|
|
}
|
|
}
|
|
|
|
@builtin
|
|
@(disabled=ODIN_DISABLE_ASSERT)
|
|
panic :: proc(message: string, loc := #caller_location) -> ! {
|
|
p := context.assertion_failure_proc;
|
|
if p == nil {
|
|
p = default_assertion_failure_proc;
|
|
}
|
|
p("panic", message, loc);
|
|
}
|
|
|
|
@builtin
|
|
@(disabled=ODIN_DISABLE_ASSERT)
|
|
unimplemented :: proc(message := "", loc := #caller_location) -> ! {
|
|
p := context.assertion_failure_proc;
|
|
if p == nil {
|
|
p = default_assertion_failure_proc;
|
|
}
|
|
p("not yet implemented", message, loc);
|
|
}
|
|
|
|
@builtin
|
|
@(disabled=ODIN_DISABLE_ASSERT)
|
|
unreachable :: proc(message := "", loc := #caller_location) -> ! {
|
|
p := context.assertion_failure_proc;
|
|
if p == nil {
|
|
p = default_assertion_failure_proc;
|
|
}
|
|
if message != "" {
|
|
p("internal error", message, loc);
|
|
} else {
|
|
p("internal error", "entered unreachable code", loc);
|
|
}
|
|
}
|