projects / packages / openssl.git / blame
| Commit | Line | Data |
|---|---|---|
| 84745a0c AM |
1 | From: Andy Polyakov <appro@openssl.org> |
| 2 | Date: Mon, 4 Mar 2013 19:05:04 +0000 (+0100) | |
| 3 | Subject: x86cpuid.pl: make it work with older CPUs. | |
| 4 | Origin: upstream: http://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff_plain;h=5702e965d759dde8a098d8108660721ba2b93a7d | |
| 5 | Bug-Debian: http://bugs.debian.org/699692 | |
| 6 | Bug: http://rt.openssl.org/Ticket/Display.html?id=3005&user=guest&pass=guest | |
| 7 | ||
| 8 | diff --git a/crypto/x86cpuid.pl b/crypto/x86cpuid.pl | |
| 9 | index 3b6c469..e8a7518 100644 | |
| 10 | --- a/crypto/x86cpuid.pl | |
| 11 | +++ b/crypto/x86cpuid.pl | |
| 12 | @@ -69,6 +69,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } | |
| 13 | &inc ("esi"); # number of cores | |
| 14 | ||
| 15 | &mov ("eax",1); | |
| 16 | + &xor ("ecx","ecx"); | |
| 17 | &cpuid (); | |
| 18 | &bt ("edx",28); | |
| 19 | &jnc (&label("generic")); | |
| 20 | @@ -102,6 +103,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } | |
| 21 | ||
| 22 | &set_label("nocacheinfo"); | |
| 23 | &mov ("eax",1); | |
| 24 | + &xor ("ecx","ecx"); | |
| 25 | &cpuid (); | |
| 26 | &and ("edx",0xbfefffff); # force reserved bits #20, #30 to 0 | |
| 27 | &cmp ("ebp",0); |