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Unified Diff: third_party/boringssl/win-x86/crypto/cpu-x86-asm.asm

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, 8 months ago
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Index: third_party/boringssl/win-x86/crypto/cpu-x86-asm.asm
diff --git a/third_party/boringssl/win-x86/crypto/cpu-x86-asm.asm b/third_party/boringssl/win-x86/crypto/cpu-x86-asm.asm
new file mode 100644
index 0000000000000000000000000000000000000000..4317a73bc884d3437688163b5a083fee5c298d0f
--- /dev/null
+++ b/third_party/boringssl/win-x86/crypto/cpu-x86-asm.asm
@@ -0,0 +1,303 @@
+%ifidn __OUTPUT_FORMAT__,obj
+section code use32 class=code align=64
+%elifidn __OUTPUT_FORMAT__,win32
+%ifdef __YASM_VERSION_ID__
+%if __YASM_VERSION_ID__ < 01010000h
+%error yasm version 1.1.0 or later needed.
+%endif
+; Yasm automatically includes .00 and complains about redefining it.
+; https://www.tortall.net/projects/yasm/manual/html/objfmt-win32-safeseh.html
+%else
+$@feat.00 equ 1
+%endif
+section .text code align=64
+%else
+section .text code
+%endif
+global _OPENSSL_ia32_cpuid
+align 16
+_OPENSSL_ia32_cpuid:
+L$_OPENSSL_ia32_cpuid_begin:
+ push ebp
+ push ebx
+ push esi
+ push edi
+ xor edx,edx
+ pushfd
+ pop eax
+ mov ecx,eax
+ xor eax,2097152
+ push eax
+ popfd
+ pushfd
+ pop eax
+ xor ecx,eax
+ xor eax,eax
+ bt ecx,21
+ jnc NEAR L$000nocpuid
+ mov esi,DWORD [20+esp]
+ mov DWORD [8+esi],eax
+ cpuid
+ mov edi,eax
+ xor eax,eax
+ cmp ebx,1970169159
+ setne al
+ mov ebp,eax
+ cmp edx,1231384169
+ setne al
+ or ebp,eax
+ cmp ecx,1818588270
+ setne al
+ or ebp,eax
+ jz NEAR L$001intel
+ cmp ebx,1752462657
+ setne al
+ mov esi,eax
+ cmp edx,1769238117
+ setne al
+ or esi,eax
+ cmp ecx,1145913699
+ setne al
+ or esi,eax
+ jnz NEAR L$001intel
+ mov eax,2147483648
+ cpuid
+ cmp eax,2147483649
+ jb NEAR L$001intel
+ mov esi,eax
+ mov eax,2147483649
+ cpuid
+ or ebp,ecx
+ and ebp,2049
+ cmp esi,2147483656
+ jb NEAR L$001intel
+ mov eax,2147483656
+ cpuid
+ movzx esi,cl
+ inc esi
+ mov eax,1
+ xor ecx,ecx
+ cpuid
+ bt edx,28
+ jnc NEAR L$002generic
+ shr ebx,16
+ and ebx,255
+ cmp ebx,esi
+ ja NEAR L$002generic
+ and edx,4026531839
+ jmp NEAR L$002generic
+L$001intel:
+ cmp edi,7
+ jb NEAR L$003cacheinfo
+ mov esi,DWORD [20+esp]
+ mov eax,7
+ xor ecx,ecx
+ cpuid
+ mov DWORD [8+esi],ebx
+L$003cacheinfo:
+ cmp edi,4
+ mov edi,-1
+ jb NEAR L$004nocacheinfo
+ mov eax,4
+ mov ecx,0
+ cpuid
+ mov edi,eax
+ shr edi,14
+ and edi,4095
+L$004nocacheinfo:
+ mov eax,1
+ xor ecx,ecx
+ cpuid
+ and edx,3220176895
+ cmp ebp,0
+ jne NEAR L$005notintel
+ or edx,1073741824
+L$005notintel:
+ bt edx,28
+ jnc NEAR L$002generic
+ and edx,4026531839
+ cmp edi,0
+ je NEAR L$002generic
+ or edx,268435456
+ shr ebx,16
+ cmp bl,1
+ ja NEAR L$002generic
+ and edx,4026531839
+L$002generic:
+ and ebp,2048
+ and ecx,4294965247
+ mov esi,edx
+ or ebp,ecx
+ bt ecx,27
+ jnc NEAR L$006clear_avx
+ xor ecx,ecx
+db 15,1,208
+ and eax,6
+ cmp eax,6
+ je NEAR L$007done
+ cmp eax,2
+ je NEAR L$006clear_avx
+L$008clear_xmm:
+ and ebp,4261412861
+ and esi,4278190079
+L$006clear_avx:
+ and ebp,4026525695
+ mov edi,DWORD [20+esp]
+ and DWORD [8+edi],4294967263
+L$007done:
+ mov eax,esi
+ mov edx,ebp
+L$000nocpuid:
+ pop edi
+ pop esi
+ pop ebx
+ pop ebp
+ ret
+;extern _OPENSSL_ia32cap_P
+global _OPENSSL_rdtsc
+align 16
+_OPENSSL_rdtsc:
+L$_OPENSSL_rdtsc_begin:
+ xor eax,eax
+ xor edx,edx
+ lea ecx,[_OPENSSL_ia32cap_P]
+ bt DWORD [ecx],4
+ jnc NEAR L$009notsc
+ rdtsc
+L$009notsc:
+ ret
+global _OPENSSL_instrument_halt
+align 16
+_OPENSSL_instrument_halt:
+L$_OPENSSL_instrument_halt_begin:
+ lea ecx,[_OPENSSL_ia32cap_P]
+ bt DWORD [ecx],4
+ jnc NEAR L$010nohalt
+dd 2421723150
+ and eax,3
+ jnz NEAR L$010nohalt
+ pushfd
+ pop eax
+ bt eax,9
+ jnc NEAR L$010nohalt
+ rdtsc
+ push edx
+ push eax
+ hlt
+ rdtsc
+ sub eax,DWORD [esp]
+ sbb edx,DWORD [4+esp]
+ add esp,8
+ ret
+L$010nohalt:
+ xor eax,eax
+ xor edx,edx
+ ret
+global _OPENSSL_far_spin
+align 16
+_OPENSSL_far_spin:
+L$_OPENSSL_far_spin_begin:
+ pushfd
+ pop eax
+ bt eax,9
+ jnc NEAR L$011nospin
+ mov eax,DWORD [4+esp]
+ mov ecx,DWORD [8+esp]
+dd 2430111262
+ xor eax,eax
+ mov edx,DWORD [ecx]
+ jmp NEAR L$012spin
+align 16
+L$012spin:
+ inc eax
+ cmp edx,DWORD [ecx]
+ je NEAR L$012spin
+dd 529567888
+ ret
+L$011nospin:
+ xor eax,eax
+ xor edx,edx
+ ret
+global _OPENSSL_wipe_cpu
+align 16
+_OPENSSL_wipe_cpu:
+L$_OPENSSL_wipe_cpu_begin:
+ xor eax,eax
+ xor edx,edx
+ lea ecx,[_OPENSSL_ia32cap_P]
+ mov ecx,DWORD [ecx]
+ bt DWORD [ecx],1
+ jnc NEAR L$013no_x87
+ and ecx,83886080
+ cmp ecx,83886080
+ jne NEAR L$014no_sse2
+ pxor xmm0,xmm0
+ pxor xmm1,xmm1
+ pxor xmm2,xmm2
+ pxor xmm3,xmm3
+ pxor xmm4,xmm4
+ pxor xmm5,xmm5
+ pxor xmm6,xmm6
+ pxor xmm7,xmm7
+L$014no_sse2:
+dd 4007259865,4007259865,4007259865,4007259865,2430851995
+L$013no_x87:
+ lea eax,[4+esp]
+ ret
+global _OPENSSL_atomic_add
+align 16
+_OPENSSL_atomic_add:
+L$_OPENSSL_atomic_add_begin:
+ mov edx,DWORD [4+esp]
+ mov ecx,DWORD [8+esp]
+ push ebx
+ nop
+ mov eax,DWORD [edx]
+L$015spin:
+ lea ebx,[ecx*1+eax]
+ nop
+dd 447811568
+ jne NEAR L$015spin
+ mov eax,ebx
+ pop ebx
+ ret
+global _OPENSSL_indirect_call
+align 16
+_OPENSSL_indirect_call:
+L$_OPENSSL_indirect_call_begin:
+ push ebp
+ mov ebp,esp
+ sub esp,28
+ mov ecx,DWORD [12+ebp]
+ mov DWORD [esp],ecx
+ mov edx,DWORD [16+ebp]
+ mov DWORD [4+esp],edx
+ mov eax,DWORD [20+ebp]
+ mov DWORD [8+esp],eax
+ mov eax,DWORD [24+ebp]
+ mov DWORD [12+esp],eax
+ mov eax,DWORD [28+ebp]
+ mov DWORD [16+esp],eax
+ mov eax,DWORD [32+ebp]
+ mov DWORD [20+esp],eax
+ mov eax,DWORD [36+ebp]
+ mov DWORD [24+esp],eax
+ call DWORD [8+ebp]
+ mov esp,ebp
+ pop ebp
+ ret
+global _OPENSSL_ia32_rdrand
+align 16
+_OPENSSL_ia32_rdrand:
+L$_OPENSSL_ia32_rdrand_begin:
+ mov ecx,8
+L$016loop:
+db 15,199,240
+ jc NEAR L$017break
+ loop L$016loop
+L$017break:
+ cmp eax,0
+ cmove eax,ecx
+ ret
+segment .bss
+common _OPENSSL_ia32cap_P 16
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