generic-library/openssl
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86cpuid.pl: fix extended feature flags detection.

Browse Source 
(cherry picked from commit 1bc0b68d7b)
This commit is contained in:
Andy Polyakov
2013-06-10 22:20:46 +02:00
parent af908bc48b
commit 514f1a7835
1 changed files with 10 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
crypto/x86cpuid.pl
View File

@@ -79,6 +79,16 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
&jmp (&label("generic")); &jmp (&label("generic"));
&set_label("intel"); &set_label("intel");
&cmp ("edi",7);
&jb (&label("cacheinfo"));
&mov ("esi",&wparam(0));
&mov ("eax",7);
&xor ("ecx","ecx");
&cpuid ();
&mov (&DWP(8,"esi"),"ebx");
&set_label("cacheinfo");
&cmp ("edi",4); &cmp ("edi",4);
&mov ("edi",-1); &mov ("edi",-1);
&jb (&label("nocacheinfo")); &jb (&label("nocacheinfo"));