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

added nimAllocPagesViaMalloc switch (#18490)

Browse source 
* added  switch

* alloc.nim needs page aligned memory blocks
This commit is contained in:
Andreas Rumpf 2021-07-15 17:58:47 +02:00 • committed by GitHub
commit af3d2d8ad9
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
5 changed files with 46 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

3
lib/system/alloc.nim
View file

@ -749,8 +749,9 @@ proc rawAlloc(a: var MemRegion, requestedSize: int): pointer =
inc(a.allocCounter)
sysAssert(allocInv(a), "rawAlloc: begin")
sysAssert(roundup(65, 8) == 72, "rawAlloc: roundup broken")
sysAssert(requestedSize >= sizeof(FreeCell), "rawAlloc: requested size too small")
var size = roundup(requestedSize, MemAlign)
sysAssert(size >= sizeof(FreeCell), "rawAlloc: requested size too small")
sysAssert(size >= requestedSize, "insufficient allocated size!")
#c_fprintf(stdout, "alloc; size: %ld; %ld\n", requestedSize, size)
if size <= SmallChunkSize-smallChunkOverhead():