call OPENSSL_cpuid_setup
.hidden OPENSSL_ia32cap_P
-.comm OPENSSL_ia32cap_P,8,4
+.comm OPENSSL_ia32cap_P,16,4
.text
.size OPENSSL_rdtsc,.-OPENSSL_rdtsc
.globl OPENSSL_ia32_cpuid
-.type OPENSSL_ia32_cpuid,\@abi-omnipotent
+.type OPENSSL_ia32_cpuid,\@function,1
.align 16
OPENSSL_ia32_cpuid:
mov %rbx,%r8 # save %rbx
xor %eax,%eax
+ mov %eax,8(%rdi) # clear 3rd word
cpuid
mov %eax,%r11d # max value for standard query level
shr \$14,%r10d
and \$0xfff,%r10d # number of cores -1 per L1D
+ cmp \$7,%r11d
+ jb .Lnocacheinfo
+
+ mov \$7,%eax
+ xor %ecx,%ecx
+ cpuid
+ mov %ebx,8(%rdi)
+
.Lnocacheinfo:
mov \$1,%eax
cpuid
.Lclear_avx:
mov \$0xefffe7ff,%eax # ~(1<<28|1<<12|1<<11)
and %eax,%r9d # clear AVX, FMA and AMD XOP bits
+ andl \$0xffffffdf,8(%rdi) # cleax AVX2, ~(1<<5)
.Ldone:
shl \$32,%r9
mov %r10d,%eax