diff options
Diffstat (limited to 'secure/lib/libcrypto/amd64/x86_64-mont.S')
| -rw-r--r-- | secure/lib/libcrypto/amd64/x86_64-mont.S | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/secure/lib/libcrypto/amd64/x86_64-mont.S b/secure/lib/libcrypto/amd64/x86_64-mont.S index 3e67383..d3c1c71 100644 --- a/secure/lib/libcrypto/amd64/x86_64-mont.S +++ b/secure/lib/libcrypto/amd64/x86_64-mont.S @@ -35,6 +35,20 @@ bn_mul_mont: movq %r11,8(%rsp,%r9,8) .Lmul_body: + + + + + + + subq %rsp,%r11 + andq $-4096,%r11 +.Lmul_page_walk: + movq (%rsp,%r11,1),%r10 + subq $4096,%r11 +.byte 0x66,0x2e + jnc .Lmul_page_walk + movq %rdx,%r12 movq (%r8),%r8 movq (%r12),%rbx @@ -232,6 +246,14 @@ bn_mul4x_mont: movq %r11,8(%rsp,%r9,8) .Lmul4x_body: + subq %rsp,%r11 + andq $-4096,%r11 +.Lmul4x_page_walk: + movq (%rsp,%r11,1),%r10 + subq $4096,%r11 +.byte 0x2e + jnc .Lmul4x_page_walk + movq %rdi,16(%rsp,%r9,8) movq %rdx,%r12 movq (%r8),%r8 @@ -654,6 +676,15 @@ bn_sqr8x_mont: subq %r11,%rsp .Lsqr8x_sp_done: andq $-64,%rsp + movq %rax,%r11 + subq %rsp,%r11 + andq $-4096,%r11 +.Lsqr8x_page_walk: + movq (%rsp,%r11,1),%r10 + subq $4096,%r11 +.byte 0x2e + jnc .Lsqr8x_page_walk + movq %r9,%r10 negq %r9 |
