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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-04-01 14:01:24 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-04-25 08:32:09 -0700 |
| commit | 38d75b36f9c32733c4c3987d67f05436a452ee24 (patch) | |
| tree | 5ba03b04cfecb2ae5a9e47018424378ee7a346b5 | |
| parent | a3fbfb073c7f6e448b51bfde70c78eebc04af096 (diff) | |
| download | glibc-hjl/cacheline/ifunc.tar.gz | |
X86-64: Add dummy memcopy.h and wordcopy.chjl/cacheline/ifunc
Since x86-64 doesn't use memory copy functions, add dummy memcopy.h and
wordcopy.c to reduce code size. It reduces the size of libc.so by about
1 KB.
* sysdeps/x86_64/memcopy.h: New file.
* sysdeps/x86_64/wordcopy.c: Likewise.
| -rw-r--r-- | sysdeps/x86_64/memcopy.h | 1 | ||||
| -rw-r--r-- | sysdeps/x86_64/wordcopy.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/x86_64/memcopy.h b/sysdeps/x86_64/memcopy.h new file mode 100644 index 0000000000..590b6cb16b --- /dev/null +++ b/sysdeps/x86_64/memcopy.h @@ -0,0 +1 @@ +/* X86-64 doesn't use memory copy functions. */ diff --git a/sysdeps/x86_64/wordcopy.c b/sysdeps/x86_64/wordcopy.c new file mode 100644 index 0000000000..590b6cb16b --- /dev/null +++ b/sysdeps/x86_64/wordcopy.c @@ -0,0 +1 @@ +/* X86-64 doesn't use memory copy functions. */ |