]> git.ipfire.org Git - thirdparty/glibc.git/commitdiff
Fix __memcpy_chk on non-SSE2 CPUs
authorEvangelos Foutras <evangelos@foutrelis.com>
Tue, 10 Feb 2015 03:22:58 +0000 (03:22 +0000)
committerMike Frysinger <vapier@gentoo.org>
Sun, 15 Feb 2015 04:55:02 +0000 (23:55 -0500)
In commit 8b4416d, the 1: jump label in __mempcpy_chk was accidentally
moved.  This resulted in failures of mempcpy on CPU without SSE2.

(cherry picked from commit 132a1328eccd20621b77f7810eebbeec0a1af187)
(cherry picked from commit 75adf430d2d7ee16eaf3166680de83b498444720)

sysdeps/i386/i686/multiarch/mempcpy_chk.S

index 207b648c8232680a8369ce9804a2272156925fe3..b6fa202833cfbb85941b508e3a46f0ef231b5277 100644 (file)
@@ -36,8 +36,8 @@ ENTRY(__mempcpy_chk)
        cmpl    $0, KIND_OFFSET+__cpu_features@GOTOFF(%ebx)
        jne     1f
        call    __init_cpu_features
-       leal    __mempcpy_chk_ia32@GOTOFF(%ebx), %eax
-1:     testl   $bit_SSE2, CPUID_OFFSET+index_SSE2+__cpu_features@GOTOFF(%ebx)
+1:     leal    __mempcpy_chk_ia32@GOTOFF(%ebx), %eax
+       testl   $bit_SSE2, CPUID_OFFSET+index_SSE2+__cpu_features@GOTOFF(%ebx)
        jz      2f
        leal    __mempcpy_chk_sse2_unaligned@GOTOFF(%ebx), %eax
        testl   $bit_Fast_Unaligned_Load, FEATURE_OFFSET+index_Fast_Unaligned_Load+__cpu_features@GOTOFF(%ebx)