mirror of https://git.tukaani.org/xz.git
Build: Update comments about unaligned access to mention 64-bit.
This commit is contained in:
parent
5e57e33013
commit
0cc3313bd4
|
@ -59,9 +59,8 @@ function(tuklib_integer TARGET_OR_ALL)
|
|||
endif()
|
||||
endif()
|
||||
|
||||
# 16-bit and 32-bit unaligned access is fast on x86(-64),
|
||||
# big endian PowerPC, and usually on 32/64-bit ARM too.
|
||||
# There are others too and ARM could be a false match.
|
||||
# Unaligned access is fast on x86(-64), big endian PowerPC, and usually on
|
||||
# 32/64-bit ARM too. There are others too and ARM could be a false match.
|
||||
#
|
||||
# Guess the default value for the option.
|
||||
# CMake's ability to give info about the target arch seems bad.
|
||||
|
@ -81,7 +80,7 @@ function(tuklib_integer TARGET_OR_ALL)
|
|||
endif()
|
||||
option(TUKLIB_FAST_UNALIGNED_ACCESS
|
||||
"Enable if the system supports *fast* unaligned memory access \
|
||||
with 16-bit and 32-bit integers."
|
||||
with 16-bit, 32-bit, and 64-bit integers."
|
||||
"${FAST_UNALIGNED_GUESS}")
|
||||
tuklib_add_definition_if("${TARGET_OR_ALL}" TUKLIB_FAST_UNALIGNED_ACCESS)
|
||||
|
||||
|
|
|
@ -8,8 +8,8 @@
|
|||
# Checks for tuklib_integer.h:
|
||||
# - Endianness
|
||||
# - Does the compiler or the operating system provide byte swapping macros
|
||||
# - Does the hardware support fast unaligned access to 16-bit
|
||||
# and 32-bit integers
|
||||
# - Does the hardware support fast unaligned access to 16-bit, 32-bit,
|
||||
# and 64-bit integers
|
||||
#
|
||||
# COPYING
|
||||
#
|
||||
|
|
Loading…
Reference in New Issue