diff options
| author | Andy Polyakov <appro@openssl.org> | 2013-03-04 20:05:04 +0100 |
|---|---|---|
| committer | Andy Polyakov <appro@openssl.org> | 2013-03-18 19:51:13 +0100 |
| commit | b04c0d805ce362c396e4a81048d7a4d3b772b2fc (patch) | |
| tree | d6f8f27e27f797e77716c4c43d0e067339a113ab /crypto | |
| parent | a1a45c59ec3518e2cacea5e2c789a1bb770063e9 (diff) | |
x86cpuid.pl: make it work with older CPUs.
PR: 3005
(cherry picked from commit 5702e965d759dde8a098d8108660721ba2b93a7d)
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/x86cpuid.pl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/x86cpuid.pl b/crypto/x86cpuid.pl index a7464af19b..201df91078 100644 --- a/crypto/x86cpuid.pl +++ b/crypto/x86cpuid.pl @@ -60,6 +60,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } &inc ("esi"); # number of cores &mov ("eax",1); + &xor ("ecx","ecx"); &cpuid (); &bt ("edx",28); &jnc (&label("done")); @@ -84,6 +85,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } &set_label("nocacheinfo"); &mov ("eax",1); + &xor ("ecx","ecx"); &cpuid (); &cmp ("ebp",0); &jne (&label("notP4")); |