jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

allow old styled RTTI for arc/orc (#15331)

Browse source
This commit is contained in:
Andreas Rumpf 2020-09-16 14:57:01 +02:00 • committed by GitHub
commit fd31e8ff6f
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
23 changed files with 512 additions and 303 deletions
Download patch file Download diff file Expand all files Collapse all files

16
lib/system/seqs_v2.nim
View file

@ -22,7 +22,8 @@ type
cap: int
data: UncheckedArray[T]
NimSeqV2*[T] = object
NimSeqV2*[T] = object # \
# if you change this implementation, also change seqs_v2_reimpl.nim!
len: int
p: ptr NimSeqPayload[T]
@ -40,12 +41,15 @@ proc newSeqPayload(cap, elemSize, elemAlign: int): pointer {.compilerRtl, raises
else:
result = nil
proc prepareSeqAdd(len: int; p: pointer; addlen, elemSize, elemAlign: int): pointer {.
noSideEffect, raises: [].} =
{.noSideEffect.}:
template `+!`(p: pointer, s: int): pointer =
cast[pointer](cast[int](p) +% s)
template `+!`(p: pointer, s: int): pointer =
cast[pointer](cast[int](p) +% s)
template `-!`(p: pointer, s: int): pointer =
cast[pointer](cast[int](p) -% s)
proc prepareSeqAdd(len: int; p: pointer; addlen, elemSize, elemAlign: int): pointer {.
noSideEffect, raises: [], compilerRtl.} =
{.noSideEffect.}:
let headerSize = align(sizeof(NimSeqPayloadBase), elemAlign)
if addlen <= 0:
result = p