diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch')
-rw-r--r-- | sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S | 4 | ||||
-rw-r--r-- | sysdeps/x86_64/multiarch/strncat-avx2.S | 4 | ||||
-rw-r--r-- | sysdeps/x86_64/multiarch/strncat-evex.S | 5 |
3 files changed, 13 insertions, 0 deletions
diff --git a/sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S b/sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S index 9d2ca1d504..b0f9c5fa83 100644 --- a/sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S +++ b/sysdeps/x86_64/multiarch/strcat-sse2-unaligned.S @@ -35,6 +35,10 @@ ENTRY (STRCAT) mov %rdi, %r9 # ifdef USE_AS_STRNCAT +# ifdef __ILP32__ + /* Clear the upper 32 bits. */ + movl %edx, %edx +# endif mov %rdx, %r8 # endif diff --git a/sysdeps/x86_64/multiarch/strncat-avx2.S b/sysdeps/x86_64/multiarch/strncat-avx2.S index ffa58bd0de..73baeee473 100644 --- a/sysdeps/x86_64/multiarch/strncat-avx2.S +++ b/sysdeps/x86_64/multiarch/strncat-avx2.S @@ -51,6 +51,10 @@ .section SECTION(.text), "ax", @progbits ENTRY(STRNCAT) +# ifdef __ILP32__ + /* Clear the upper 32 bits. */ + movl %edx, %edx +# endif /* Filter zero length strings and very long strings. Zero length strings just return, very long strings are handled by using the non-length variant {wcs|str}cat. */ diff --git a/sysdeps/x86_64/multiarch/strncat-evex.S b/sysdeps/x86_64/multiarch/strncat-evex.S index bced4e8944..1ef3a22209 100644 --- a/sysdeps/x86_64/multiarch/strncat-evex.S +++ b/sysdeps/x86_64/multiarch/strncat-evex.S @@ -79,6 +79,11 @@ .section SECTION(.text), "ax", @progbits ENTRY(STRNCAT) +# ifdef __ILP32__ + /* Clear the upper 32 bits. */ + movl %edx, %edx +# endif + movq %rdi, %rax /* NB: It's safe to filter out zero-length strings WITHOUT |