Displaying 4 results from an estimated 4 matches for "0x00000000000000ffull".
2018 Nov 25
3
BUGS n code generated for target i386 compiling __bswapdi3, and for target x86-64 compiling __bswapsi2()
...00000000ull) >> 3 * 8)
| ((ull & 0x000000ff00000000ull) >> 8)
| ((ull & 0x00000000ff000000ull) << 8)
| ((ull & 0x0000000000ff0000ull) << 3 * 8)
| ((ull & 0x000000000000ff00ull) << 5 * 8)
| ((ull & 0x00000000000000ffull) << 7 * 8);
}
You can find these sources in "compiler-rt/lib/builtins/bswapsi2.c"
and "compiler-rt/lib/builtins/bswapdi2.c", for example!
Compiled with "-O3 -target i386" this yields the following code
(see <https://godbolt.org/z/F4UIl4>):
__bswapsi2: #...
2018 Nov 25
3
BUGS n code generated for target i386 compiling __bswapdi3, and for target x86-64 compiling __bswapsi2()
...| ((ull & 0x000000ff00000000ull) >> 8)
>> | ((ull & 0x00000000ff000000ull) << 8)
>> | ((ull & 0x0000000000ff0000ull) << 3 * 8)
>> | ((ull & 0x000000000000ff00ull) << 5 * 8)
>> | ((ull & 0x00000000000000ffull) << 7 * 8);
>> }
>>
>> You can find these sources in "compiler-rt/lib/builtins/bswapsi2.c"
>> and "compiler-rt/lib/builtins/bswapdi2.c", for example!
>>
>>
>> Compiled with "-O3 -target i386" this yields the following cod...
2018 Nov 25
2
BUGS n code generated for target i386 compiling __bswapdi3, and for target x86-64 compiling __bswapsi2()
...l) >> 8)
> >>> | ((ull & 0x00000000ff000000ull) << 8)
> >>> | ((ull & 0x0000000000ff0000ull) << 3 * 8)
> >>> | ((ull & 0x000000000000ff00ull) << 5 * 8)
> >>> | ((ull & 0x00000000000000ffull) << 7 * 8);
> >>> }
> >>>
> >>> You can find these sources in "compiler-rt/lib/builtins/bswapsi2.c"
> >>> and "compiler-rt/lib/builtins/bswapdi2.c", for example!
> >>>
> >>>
> >>> Compiled...
2012 Sep 03
1
[GIT-PULL] XFS filesystem driver
...on,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef MISC_H_
+#define MISC_H_
+
+/* Return a 64-bit litte-endian value from a given 64-bit big-endian one */
+static inline uint64_t be64_to_cpu(uint64_t val)
+{
+ return (uint64_t)((((uint64_t)val & (uint64_t)0x00000000000000ffULL) << 56) |
+ (((uint64_t)val & (uint64_t)0x000000000000ff00ULL) << 40) |
+ (((uint64_t)val & (uint64_t)0x0000000000ff0000ULL) << 24) |
+ (((uint64_t)val & (uint64_t)0x00000000ff000000ULL) << 8) |
+ (((uint64_t)val & (uint64_t)0x000...