1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
#if defined(__x86_64__)
.text
.globl OPENSSL_ia32_cpuid
.hidden OPENSSL_ia32_cpuid
.type OPENSSL_ia32_cpuid,@function
.align 16
OPENSSL_ia32_cpuid:
movq %rdi,%rdi
movq %rbx,%r8
xorl %eax,%eax
movl %eax,8(%rdi)
cpuid
movl %eax,%r11d
xorl %eax,%eax
cmpl $1970169159,%ebx
setne %al
movl %eax,%r9d
cmpl $1231384169,%edx
setne %al
orl %eax,%r9d
cmpl $1818588270,%ecx
setne %al
orl %eax,%r9d
jz .Lintel
cmpl $1752462657,%ebx
setne %al
movl %eax,%r10d
cmpl $1769238117,%edx
setne %al
orl %eax,%r10d
cmpl $1145913699,%ecx
setne %al
orl %eax,%r10d
jnz .Lintel
movl $2147483648,%eax
cpuid
cmpl $2147483649,%eax
jb .Lintel
movl %eax,%r10d
movl $2147483649,%eax
cpuid
orl %ecx,%r9d
andl $2049,%r9d
cmpl $2147483656,%r10d
jb .Lintel
movl $2147483656,%eax
cpuid
movzbq %cl,%r10
incq %r10
movl $1,%eax
cpuid
btl $28,%edx
jnc .Lgeneric
shrl $16,%ebx
cmpb %r10b,%bl
ja .Lgeneric
andl $4026531839,%edx
jmp .Lgeneric
.Lintel:
cmpl $4,%r11d
movl $-1,%r10d
jb .Lnocacheinfo
movl $4,%eax
movl $0,%ecx
cpuid
movl %eax,%r10d
shrl $14,%r10d
andl $4095,%r10d
cmpl $7,%r11d
jb .Lnocacheinfo
movl $7,%eax
xorl %ecx,%ecx
cpuid
movl %ebx,8(%rdi)
.Lnocacheinfo:
movl $1,%eax
cpuid
andl $3220176895,%edx
cmpl $0,%r9d
jne .Lnotintel
orl $1073741824,%edx
.Lnotintel:
btl $28,%edx
jnc .Lgeneric
andl $4026531839,%edx
cmpl $0,%r10d
je .Lgeneric
orl $268435456,%edx
shrl $16,%ebx
cmpb $1,%bl
ja .Lgeneric
andl $4026531839,%edx
.Lgeneric:
andl $2048,%r9d
andl $4294965247,%ecx
orl %ecx,%r9d
movl %edx,%r10d
btl $27,%r9d
jnc .Lclear_avx
xorl %ecx,%ecx
.byte 0x0f,0x01,0xd0
andl $6,%eax
cmpl $6,%eax
je .Ldone
.Lclear_avx:
movl $4026525695,%eax
andl %eax,%r9d
andl $4294967263,8(%rdi)
.Ldone:
movl %r9d,4(%rdi)
movl %r10d,0(%rdi)
movq %r8,%rbx
.byte 0xf3,0xc3
.size OPENSSL_ia32_cpuid,.-OPENSSL_ia32_cpuid
#endif
|
