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

fixes and changes the recently introduced 'alignas' to be 'align' (#12666)

Browse source 
* fixes and changes the recently introduced 'alignas' to be 'align'

* more improvements
This commit is contained in:
Andreas Rumpf 2019-11-15 20:24:14 +01:00 • committed by GitHub
commit 58f3e07b1a
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
9 changed files with 50 additions and 44 deletions
Download patch file Download diff file Expand all files Collapse all files

26
tests/misc/talignas.nim
View file

@ -1,7 +1,7 @@
discard """
ccodeCheck: "\\i @'alignas(128) NI mylocal1' .*"
ccodeCheck: "\\i @'NIM_ALIGN(128) NI mylocal1' .*"
target: "c cpp"
output: "alignas ok"
output: "align ok"
"""
# This is for Azure. The keyword ``alignof`` only exists in ``c++11``
@ -11,14 +11,14 @@ when defined(cpp) and not defined(windows):
import globalalignas
var toplevel1 {.alignas: 32.} : int32
var toplevel2 {.alignas: 32.} : int32
var toplevel3 {.alignas: 32.} : int32
var toplevel1 {.align: 32.} : int32
var toplevel2 {.align: 32.} : int32
var toplevel3 {.align: 32.} : int32
proc foobar() =
var myvar1 {.global, alignas(64).}: int = 123
var myvar2 {.global, alignas(64).}: int = 123
var myvar3 {.global, alignas(64).}: int = 123
var myvar1 {.global, align(64).}: int = 123
var myvar2 {.global, align(64).}: int = 123
var myvar3 {.global, align(64).}: int = 123
doAssert (cast[uint](addr(myglobal1)) and 127) == 0
doAssert (cast[uint](addr(myglobal2)) and 127) == 0
@ -32,15 +32,15 @@ proc foobar() =
doAssert (cast[uint](addr(toplevel2)) and 31) == 0
doAssert (cast[uint](addr(toplevel3)) and 31) == 0
# test multiple alignas expressions
var mylocal1 {.alignas(0), alignas(128), alignas(32).}: int = 123
var mylocal2 {.alignas(128), alignas(0), alignas(32).}: int = 123
var mylocal3 {.alignas(0), alignas(32), alignas(128).}: int = 123
# test multiple align expressions
var mylocal1 {.align(0), align(128), align(32).}: int = 123
var mylocal2 {.align(128), align(0), align(32).}: int = 123
var mylocal3 {.align(0), align(32), align(128).}: int = 123
doAssert (cast[uint](addr(mylocal1)) and 127) == 0
doAssert (cast[uint](addr(mylocal2)) and 127) == 0
doAssert (cast[uint](addr(mylocal3)) and 127) == 0
echo "alignas ok"
echo "align ok"
foobar()