graviola 0.3.4

graviola is a modern, fast cryptography library
Documentation 
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// generated source. do not edit.
#![allow(non_upper_case_globals, unused_macros, unused_imports)]
use crate::low::macros::*;

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0 OR ISC OR MIT-0

// ----------------------------------------------------------------------------
// Extended Montgomery reduce in 8-digit blocks, results in input-output buffer
// Inputs z[2*k], m[k], w; outputs function return (extra result bit) and z[2*k]
//
//    extern uint64_t bignum_emontredc_8n(uint64_t k, uint64_t *z, const uint64_t *m,
//                                        uint64_t w);
//
// Functionally equivalent to bignum_emontredc (see that file for more detail).
// But in general assumes that the input k is a multiple of 8.
//
// Standard x86-64 ABI: RDI = k, RSI = z, RDX = m, RCX = w, returns RAX
// Microsoft x64 ABI:   RCX = k, RDX = z, R8 = m, R9 = w, returns RAX
// ----------------------------------------------------------------------------

/// Extended Montgomery reduce in 8-digit blocks, results in input-output buffer
///
/// Inputs z[2*k], m[k], w; outputs function return (extra result bit) and z[2*k]
///
/// Functionally equivalent to bignum_emontredc (see that file for more detail).
/// But in general assumes that the input k is a multiple of 8.
pub(crate) fn bignum_emontredc_8n(z: &mut [u64], m: &[u64], w: u64) -> u64 {
    let ret: u64;
    debug_assert!(z.len() == m.len() * 2);
    debug_assert!(z.len().is_multiple_of(8));
    // SAFETY: inline assembly. see [crate::low::inline_assembly_safety] for safety info.
    unsafe {
        core::arch::asm!(

        Q!("    endbr64         " ),
        Q!("    push            " "rbp"),
        Q!("    push            " "rbx"),
        Q!("    push            " "r12"),
        Q!("    push            " "r13"),
        Q!("    push            " "r14"),
        Q!("    push            " "r15"),
        Q!("    xor             " "eax, eax"),
        Q!("    shr             " "rdi, 0x3"),
        Q!("    je              " Label!("bignum_emontredc_8n_end", 2, After)),
        Q!("    lea             " "rbx, [rdi -0x1]"),
        Q!("    shl             " "rbx, 0x6"),
        Q!("    push            " "rbx"),
        Q!("    push            " "rdi"),
        Q!("    sub             " "rsp, 0x10"),
        Q!("    mov             " "QWORD PTR [rsp], 0x0"),
        Q!("    mov             " "rdi, rdx"),

        Q!(Label!("bignum_emontredc_8n_outerloop", 3) ":"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mov             " "r8, QWORD PTR [rsi]"),
        Q!("    mulx            " "rax, rdx, r8"),
        Q!("    mov             " "QWORD PTR [rsi], rdx"),
        Q!("    mov             " "r9, QWORD PTR [rsi + 0x8]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mov             " "r10, QWORD PTR [rsi + 0x10]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mov             " "r11, QWORD PTR [rsi + 0x18]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mov             " "r12, QWORD PTR [rsi + 0x20]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mov             " "r13, QWORD PTR [rsi + 0x28]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mov             " "r14, QWORD PTR [rsi + 0x30]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mov             " "r15, QWORD PTR [rsi + 0x38]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    adc             " "r8, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r9"),
        Q!("    mov             " "QWORD PTR [rsi + 0x8], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    adc             " "r9, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r10"),
        Q!("    mov             " "QWORD PTR [rsi + 0x10], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    adc             " "r10, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r11"),
        Q!("    mov             " "QWORD PTR [rsi + 0x18], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    adc             " "r11, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r12"),
        Q!("    mov             " "QWORD PTR [rsi + 0x20], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    adc             " "r12, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r13"),
        Q!("    mov             " "QWORD PTR [rsi + 0x28], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    adc             " "r13, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r14"),
        Q!("    mov             " "QWORD PTR [rsi + 0x30], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    adc             " "r14, 0x0"),
        Q!("    mov             " "rdx, rcx"),
        Q!("    xor             " "eax, eax"),
        Q!("    mulx            " "rax, rdx, r15"),
        Q!("    mov             " "QWORD PTR [rsi + 0x38], rdx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x8]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x10]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x18]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x20]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x28]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x30]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rdi + 0x38]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    adc             " "r15, 0x0"),
        Q!("    mov             " "rbp, rsi"),
        Q!("    mov             " "rax, QWORD PTR [rsp + 0x18]"),
        Q!("    test            " "rax, rax"),
        Q!("    je              " Label!("bignum_emontredc_8n_innerend", 4, After)),
        Q!("    mov             " "QWORD PTR [rsp + 0x8], rax"),

        Q!(Label!("bignum_emontredc_8n_innerloop", 5) ":"),
        Q!("    add             " "rbp, 0x40"),
        Q!("    add             " "rdi, 0x40"),
        Q!("    mov             " "rdx, QWORD PTR [rdi]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r8, QWORD PTR [rbp + 0x0]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x0], r8"),
        Q!("    mov             " "r8d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    adc             " "r8, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x8]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r9, QWORD PTR [rbp + 0x8]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x8], r9"),
        Q!("    mov             " "r9d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    adc             " "r9, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x10]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r10, QWORD PTR [rbp + 0x10]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x10], r10"),
        Q!("    mov             " "r10d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    adc             " "r10, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x18]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r11, QWORD PTR [rbp + 0x18]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x18], r11"),
        Q!("    mov             " "r11d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    adc             " "r11, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x20]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r12, QWORD PTR [rbp + 0x20]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x20], r12"),
        Q!("    mov             " "r12d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    adc             " "r12, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x28]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r13, QWORD PTR [rbp + 0x28]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x28], r13"),
        Q!("    mov             " "r13d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    adc             " "r13, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x30]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r14, QWORD PTR [rbp + 0x30]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x30], r14"),
        Q!("    mov             " "r14d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    adc             " "r14, 0x0"),
        Q!("    mov             " "rdx, QWORD PTR [rdi + 0x38]"),
        Q!("    xor             " "eax, eax"),
        Q!("    adox            " "r15, QWORD PTR [rbp + 0x38]"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi]"),
        Q!("    adcx            " "r15, rax"),
        Q!("    adox            " "r8, rbx"),
        Q!("    mov             " "QWORD PTR [rbp + 0x38], r15"),
        Q!("    mov             " "r15d, 0x0"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x8]"),
        Q!("    adcx            " "r8, rax"),
        Q!("    adox            " "r9, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x10]"),
        Q!("    adcx            " "r9, rax"),
        Q!("    adox            " "r10, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x18]"),
        Q!("    adcx            " "r10, rax"),
        Q!("    adox            " "r11, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x20]"),
        Q!("    adcx            " "r11, rax"),
        Q!("    adox            " "r12, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x28]"),
        Q!("    adcx            " "r12, rax"),
        Q!("    adox            " "r13, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x30]"),
        Q!("    adcx            " "r13, rax"),
        Q!("    adox            " "r14, rbx"),
        Q!("    mulx            " "rbx, rax, QWORD PTR [rsi + 0x38]"),
        Q!("    adcx            " "r14, rax"),
        Q!("    adox            " "r15, rbx"),
        Q!("    adc             " "r15, 0x0"),
        Q!("    sub             " "QWORD PTR [rsp + 0x8], 0x40"),
        Q!("    jne             " Label!("bignum_emontredc_8n_innerloop", 5, Before)),
        Q!("    mov             " "rax, QWORD PTR [rsp + 0x18]"),

        Q!(Label!("bignum_emontredc_8n_innerend", 4) ":"),
        Q!("    sub             " "rdi, rax"),
        Q!("    mov             " "rbx, QWORD PTR [rsp]"),
        Q!("    neg             " "rbx"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x40], r8"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x48], r9"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x50], r10"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x58], r11"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x60], r12"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x68], r13"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x70], r14"),
        Q!("    adc             " "QWORD PTR [rsi + rax * 1 + 0x78], r15"),
        Q!("    mov             " "eax, 0x0"),
        Q!("    adc             " "rax, 0x0"),
        Q!("    mov             " "QWORD PTR [rsp], rax"),
        Q!("    add             " "rsi, 0x40"),
        Q!("    sub             " "QWORD PTR [rsp + 0x10], 0x1"),
        Q!("    jne             " Label!("bignum_emontredc_8n_outerloop", 3, Before)),
        Q!("    pop             " "rax"),
        Q!("    add             " "rsp, 0x18"),

        Q!(Label!("bignum_emontredc_8n_end", 2) ":"),
        Q!("    pop             " "r15"),
        Q!("    pop             " "r14"),
        Q!("    pop             " "r13"),
        Q!("    pop             " "r12"),
        Q!("    pop             " "rbx"),
        Q!("    pop             " "rbp"),
        inout("rdi") m.len() => _,
        inout("rsi") z.as_mut_ptr() => _,
        inout("rdx") m.as_ptr() => _,
        inout("rcx") w => _,
        out("rax") ret,
        // clobbers
        out("r10") _,
        out("r11") _,
        out("r12") _,
        out("r13") _,
        out("r14") _,
        out("r15") _,
        out("r8") _,
        out("r9") _,
            )
    };
    ret
}