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Side by Side Diff: third_party/boringssl/mac-x86_64/crypto/cpu-x86_64-asm.S

Issue 1940523002: Adds back files lost during BoringSSL roll revert (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 4 years, 7 months ago
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1 #if defined(__x86_64__)
2 .text
3
4 .globl _OPENSSL_ia32_cpuid
5 .private_extern _OPENSSL_ia32_cpuid
6
7 .p2align 4
8 _OPENSSL_ia32_cpuid:
9
10
11 movq %rdi,%rdi
12 movq %rbx,%r8
13
14 xorl %eax,%eax
15 movl %eax,8(%rdi)
16 cpuid
17 movl %eax,%r11d
18
19 xorl %eax,%eax
20 cmpl $1970169159,%ebx
21 setne %al
22 movl %eax,%r9d
23 cmpl $1231384169,%edx
24 setne %al
25 orl %eax,%r9d
26 cmpl $1818588270,%ecx
27 setne %al
28 orl %eax,%r9d
29 jz L$intel
30
31 cmpl $1752462657,%ebx
32 setne %al
33 movl %eax,%r10d
34 cmpl $1769238117,%edx
35 setne %al
36 orl %eax,%r10d
37 cmpl $1145913699,%ecx
38 setne %al
39 orl %eax,%r10d
40 jnz L$intel
41
42
43
44
45 movl $2147483648,%eax
46 cpuid
47
48
49 cmpl $2147483649,%eax
50 jb L$intel
51 movl %eax,%r10d
52 movl $2147483649,%eax
53 cpuid
54
55
56 orl %ecx,%r9d
57 andl $2049,%r9d
58
59 cmpl $2147483656,%r10d
60 jb L$intel
61
62 movl $2147483656,%eax
63 cpuid
64
65 movzbq %cl,%r10
66 incq %r10
67
68 movl $1,%eax
69 cpuid
70
71 btl $28,%edx
72 jnc L$generic
73 shrl $16,%ebx
74 cmpb %r10b,%bl
75 ja L$generic
76 andl $4026531839,%edx
77 jmp L$generic
78
79 L$intel:
80 cmpl $4,%r11d
81 movl $-1,%r10d
82 jb L$nocacheinfo
83
84 movl $4,%eax
85 movl $0,%ecx
86 cpuid
87 movl %eax,%r10d
88 shrl $14,%r10d
89 andl $4095,%r10d
90
91 cmpl $7,%r11d
92 jb L$nocacheinfo
93
94 movl $7,%eax
95 xorl %ecx,%ecx
96 cpuid
97 movl %ebx,8(%rdi)
98
99 L$nocacheinfo:
100 movl $1,%eax
101 cpuid
102
103 andl $3220176895,%edx
104 cmpl $0,%r9d
105 jne L$notintel
106 orl $1073741824,%edx
107 L$notintel:
108 btl $28,%edx
109 jnc L$generic
110 andl $4026531839,%edx
111 cmpl $0,%r10d
112 je L$generic
113
114 orl $268435456,%edx
115 shrl $16,%ebx
116 cmpb $1,%bl
117 ja L$generic
118 andl $4026531839,%edx
119 L$generic:
120 andl $2048,%r9d
121 andl $4294965247,%ecx
122 orl %ecx,%r9d
123
124 movl %edx,%r10d
125 btl $27,%r9d
126 jnc L$clear_avx
127 xorl %ecx,%ecx
128 .byte 0x0f,0x01,0xd0
129 andl $6,%eax
130 cmpl $6,%eax
131 je L$done
132 L$clear_avx:
133 movl $4026525695,%eax
134 andl %eax,%r9d
135 andl $4294967263,8(%rdi)
136 L$done:
137 movl %r9d,4(%rdi)
138 movl %r10d,0(%rdi)
139 movq %r8,%rbx
140 .byte 0xf3,0xc3
141
142
143 #endif
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