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| author | Lasse Collin <lasse.collin@tukaani.org> | 2023-03-17 08:41:36 +0200 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2023-03-17 08:41:36 +0200 |
| commit | 0cc3313bd4e569c51e686e5aab8c40c35241d34b (patch) | |
| tree | fdd53bf23067d75ebca00bc39ed1cedddf4f8a96 | |
| parent | 5e57e3301319f20c35f8111dea73fa58403b96b1 (diff) | |
| download | xz-0cc3313bd4e569c51e686e5aab8c40c35241d34b.tar.gz | |
Build: Update comments about unaligned access to mention 64-bit.
| -rw-r--r-- | cmake/tuklib_integer.cmake | 7 | ||||
| -rw-r--r-- | m4/tuklib_integer.m4 | 4 |
2 files changed, 5 insertions, 6 deletions
diff --git a/cmake/tuklib_integer.cmake b/cmake/tuklib_integer.cmake index d7e2e28..949d2d9 100644 --- a/cmake/tuklib_integer.cmake +++ b/cmake/tuklib_integer.cmake @@ -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) diff --git a/m4/tuklib_integer.m4 b/m4/tuklib_integer.m4 index 9e10472..ab9a405 100644 --- a/m4/tuklib_integer.m4 +++ b/m4/tuklib_integer.m4 @@ -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 # |