Roll src/third_party/boringssl/src dc8c1d962..0f28691d3

third_party/boringssl/win-x86_64/crypto/chacha/chacha-x86_64.asm

 default rel
 %define XMMWORD
 %define YMMWORD
 %define ZMMWORD
 section .text code align=64
 
 
 EXTERN  OPENSSL_ia32cap_P
 
 ALIGN   64
 $L$zero:
         DD      0,0,0,0
 $L$one:
         DD      1,0,0,0
 $L$inc:
         DD      0,1,2,3
 $L$four:
         DD      4,4,4,4
 $L$incy:
         DD      0,2,4,6,1,3,5,7
 $L$eight:
         DD      8,8,8,8,8,8,8,8
 $L$rot16:
 DB      0x2,0x3,0x0,0x1,0x6,0x7,0x4,0x5,0xa,0xb,0x8,0x9,0xe,0xf,0xc,0xd
 $L$rot24:
 DB      0x3,0x0,0x1,0x2,0x7,0x4,0x5,0x6,0xb,0x8,0x9,0xa,0xf,0xc,0xd,0xe
 $L$sigma:
 DB      101,120,112,97,110,100,32,51,50,45,98,121,116,101,32,107
 DB      0
+ALIGN   64
+$L$zeroz:
+        DD      0,0,0,0,1,0,0,0,2,0,0,0,3,0,0,0
+$L$fourz:
+        DD      4,0,0,0,4,0,0,0,4,0,0,0,4,0,0,0
+$L$incz:
+        DD      0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+$L$sixteen:
+        DD      16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16
 DB      67,104,97,67,104,97,50,48,32,102,111,114,32,120,56,54
 DB      95,54,52,44,32,67,82,89,80,84,79,71,65,77,83,32
 DB      98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115
 DB      108,46,111,114,103,62,0
 global  ChaCha20_ctr32
 
 ALIGN   64
 ChaCha20_ctr32:
         mov     QWORD[8+rsp],rdi        ;WIN64 prologue
         mov     QWORD[16+rsp],rsi
@@ skipping 301 matching lines @@
         movdqu  xmm1,XMMWORD[rcx]
         movdqu  xmm2,XMMWORD[16+rcx]
         movdqu  xmm3,XMMWORD[r8]
         movdqa  xmm6,XMMWORD[$L$rot16]
         movdqa  xmm7,XMMWORD[$L$rot24]
 
         movdqa  XMMWORD[rsp],xmm0
         movdqa  XMMWORD[16+rsp],xmm1
         movdqa  XMMWORD[32+rsp],xmm2
         movdqa  XMMWORD[48+rsp],xmm3
-        mov     ebp,10
+        mov     r8,10
         jmp     NEAR $L$oop_ssse3
 
 ALIGN   32
 $L$oop_outer_ssse3:
         movdqa  xmm3,XMMWORD[$L$one]
         movdqa  xmm0,XMMWORD[rsp]
         movdqa  xmm1,XMMWORD[16+rsp]
         movdqa  xmm2,XMMWORD[32+rsp]
         paddd   xmm3,XMMWORD[48+rsp]
-        mov     ebp,10
+        mov     r8,10
         movdqa  XMMWORD[48+rsp],xmm3
         jmp     NEAR $L$oop_ssse3
 
 ALIGN   32
 $L$oop_ssse3:
         paddd   xmm0,xmm1
         pxor    xmm3,xmm0
 DB      102,15,56,0,222
         paddd   xmm2,xmm3
         pxor    xmm1,xmm2
@@ skipping 28 matching lines @@
 DB      102,15,56,0,223
         paddd   xmm2,xmm3
         pxor    xmm1,xmm2
         movdqa  xmm4,xmm1
         psrld   xmm1,25
         pslld   xmm4,7
         por     xmm1,xmm4
         pshufd  xmm2,xmm2,78
         pshufd  xmm1,xmm1,147
         pshufd  xmm3,xmm3,57
-        dec     ebp
+        dec     r8
         jnz     NEAR $L$oop_ssse3
         paddd   xmm0,XMMWORD[rsp]
         paddd   xmm1,XMMWORD[16+rsp]
         paddd   xmm2,XMMWORD[32+rsp]
         paddd   xmm3,XMMWORD[48+rsp]
 
         cmp     rdx,64
         jb      NEAR $L$tail_ssse3
 
         movdqu  xmm4,XMMWORD[rsi]
@@ skipping 16 matching lines @@
         jnz     NEAR $L$oop_outer_ssse3
 
         jmp     NEAR $L$done_ssse3
 
 ALIGN   16
 $L$tail_ssse3:
         movdqa  XMMWORD[rsp],xmm0
         movdqa  XMMWORD[16+rsp],xmm1
         movdqa  XMMWORD[32+rsp],xmm2
         movdqa  XMMWORD[48+rsp],xmm3
-        xor     rbx,rbx
+        xor     r8,r8
 
 $L$oop_tail_ssse3:
-        movzx   eax,BYTE[rbx*1+rsi]
-        movzx   ecx,BYTE[rbx*1+rsp]
-        lea     rbx,[1+rbx]
+        movzx   eax,BYTE[r8*1+rsi]
+        movzx   ecx,BYTE[r8*1+rsp]
+        lea     r8,[1+r8]
         xor     eax,ecx
-        mov     BYTE[((-1))+rbx*1+rdi],al
+        mov     BYTE[((-1))+r8*1+rdi],al
         dec     rdx
         jnz     NEAR $L$oop_tail_ssse3
 
 $L$done_ssse3:
         movaps  xmm6,XMMWORD[((64+32))+rsp]
         movaps  xmm7,XMMWORD[((64+48))+rsp]
-        add     rsp,64+72
-        pop     r15
-        pop     r14
-        pop     r13
-        pop     r12
-        pop     rbp
-        pop     rbx
+        add     rsp,64+72+48
         mov     rdi,QWORD[8+rsp]        ;WIN64 epilogue
         mov     rsi,QWORD[16+rsp]
         DB      0F3h,0C3h               ;repret
 $L$SEH_end_ChaCha20_ssse3:
 
 ALIGN   32
 ChaCha20_4x:
         mov     QWORD[8+rsp],rdi        ;WIN64 prologue
         mov     QWORD[16+rsp],rsi
         mov     rax,rsp
@@ skipping 1202 matching lines @@
         movaps  xmm11,XMMWORD[32+r11]
         movaps  xmm12,XMMWORD[48+r11]
         movaps  xmm13,XMMWORD[64+r11]
         movaps  xmm14,XMMWORD[80+r11]
         movaps  xmm15,XMMWORD[96+r11]
         mov     rsp,QWORD[640+rsp]
         mov     rdi,QWORD[8+rsp]        ;WIN64 epilogue
         mov     rsi,QWORD[16+rsp]
         DB      0F3h,0C3h               ;repret
 $L$SEH_end_ChaCha20_8x: