// File: /workspace/github_cpp_makefile_star2_O1/lukasz-wiecaszek[P]h264iframedecoder/./istream.hpp
// Function: ymn::istream<0>::peek_bits(unsigned int, unsigned int&)
bool peek_bits(uint32_t number_of_bits, uint32_t& value)
    {
        assert(number_of_bits <= 32);

        /* verify whether we don't go beyond size of the stream */
        if ((m_position.to_bits() + number_of_bits) <= (m_size * BITS_PER_BYTE)) {

            uint32_t v = 0;
            uint32_t bits_remaining = number_of_bits;
            uint32_t bits_to_read;

            uint32_t byte_pos = m_position.m_byte_position;
            uint32_t bit_pos = m_position.m_bit_position;

            while (bits_remaining > 0) {
                /* there is more bits to be peeked than bits left in current byte */
                if ((bit_pos + bits_remaining) >= BITS_PER_BYTE) {
                    /* number of bits left in current byte */
                    bits_to_read = BITS_PER_BYTE - bit_pos;

                    /* shift the result by number of bits to be peeked
                    to make room for new data */
                    v <<= bits_to_read;
                    /* add to the result value */
                    v |= m_buffer[byte_pos] & ((1U << bits_to_read) - 1);

                    /* move to the next byte in the stream */
                    byte_pos++;
                    /* and reset bit position to the begining of a byte */
                    bit_pos = 0;
                }
                else {
                    /* there remains less than 8 bits to be peeked */
                    bits_to_read = bits_remaining;

                    /* shift the result by number of bits to be peeked
                    to make room for new data */
                    v <<= bits_to_read;

                    /* advance bit position */
                    bit_pos += bits_to_read;

                    /* add to the result value */
                    v |= (m_buffer[byte_pos] >> (BITS_PER_BYTE - bit_pos)) & ((1U << bits_to_read) - 1);
                }

                /* decrease the number of remaining bits by number of bits peeked in this iteration */
                bits_remaining -= bits_to_read;
            }

            value = v;
            return true;
        }
        else {
            m_status |= ISTREAM_STATUS_EOS_REACHED;
            if (m_error_function)
                m_error_function(m_position, m_position + number_of_bits);
            return false;
        }
    }

// Assembly:
pushq %r14
pushq %rbx
subq $0x18, %rsp
cmpl $0x21, %esi
jae 0x7b51
movq %rdi, %rax
movq 0x8(%rdi), %rbx
movl %esi, %ecx
addq 0x18(%rdi), %rcx
movq 0x10(%rdi), %r8
leaq (%rcx,%r8,8), %r14
shlq $0x3, %rbx
cmpq %rbx, %r14
ja 0x7b01
testl %esi, %esi
je 0x7b3f
movl 0x18(%rax), %r10d
movq (%rax), %rdi
xorl %eax, %eax
leal (%r10,%rsi), %r9d
movl %r8d, %r11d
cmpl $0x8, %r9d
jb 0x7ad1
movl $0x8, %ecx
subl %r10d, %ecx
shll %cl, %eax
movzbl (%rdi,%r11), %r9d
movl $0xffffffff, %r10d      # imm = 0xFFFFFFFF
shll %cl, %r10d
notl %r10d
andl %r9d, %r10d
orl %r10d, %eax
incl %r8d
xorl %r9d, %r9d
jmp 0x7af8
movl %esi, %ecx
shll %cl, %eax
movzbl (%rdi,%r11), %r10d
movb $0x8, %cl
subb %r9b, %cl
shrl %cl, %r10d
movl $0xffffffff, %r11d      # imm = 0xFFFFFFFF
movl %esi, %ecx
shll %cl, %r11d
notl %r11d
andl %r10d, %r11d
orl %r11d, %eax
movl %esi, %ecx
movl %r9d, %r10d
subl %ecx, %esi
jne 0x7a9b
jmp 0x7b41
orb $0x1, 0x20(%rax)
cmpq $0x0, 0x38(%rax)
je 0x7b43
leaq 0x10(%rax), %rsi
leaq 0x28(%rax), %rdi
movq %rcx, %rdx
shrq $0x3, %rdx
addq %r8, %rdx
movabsq $0x1fffffffffffffff, %r8 # imm = 0x1FFFFFFFFFFFFFFF
andq %rdx, %r8
andl $0x7, %ecx
leaq 0x8(%rsp), %rdx
movq %r8, (%rdx)
movq %rcx, 0x8(%rdx)
callq *0x40(%rax)
jmp 0x7b43
xorl %eax, %eax
movl %eax, (%rdx)
cmpq %rbx, %r14
setbe %al
addq $0x18, %rsp
popq %rbx
popq %r14
retq
leaq 0x12219(%rip), %rdi     # 0x19d71
leaq 0x12227(%rip), %rsi     # 0x19d86
leaq 0x1222e(%rip), %rcx     # 0x19d94
movl $0x1eb, %edx            # imm = 0x1EB
callq 0x20f0