; assembly                                                                                       | /* r2dec pseudo code output */
                                                                                                     | /* baljsn_decoder.t/assume @ 0x48c330 */
                                                                                                     | #include <stdint.h>
                                                                                                     |  
    ; (fcn) method.BloombergLP::bdlde::Utf8CheckingInStreamBufWrapper.xsgetn_char__long_ ()          | int64_t method_BloombergLP::bdlde::Utf8CheckingInStreamBufWrapper_xsgetn_char_long_ (int64_t arg3, int64_t arg2, uint32_t arg1) {
                                                                                                     |     rdx = arg3;
                                                                                                     |     rsi = arg2;
                                                                                                     |     rdi = arg1;
                                                                                                     |     /* BloombergLP::bdlde::Utf8CheckingInStreamBufWrapper::xsgetn(char*, long) */
    0x0048c330 push r15                                                                              |     
    0x0048c332 push r14                                                                              |     
    0x0048c334 push r13                                                                              |     
    0x0048c336 push r12                                                                              |     
    0x0048c338 push rbx                                                                              |     
    0x0048c339 cmp qword [rdi + 0x40], 0                                                             |     
                                                                                                     |     if (*((rdi + 0x40)) != 0) {
    0x0048c33e je 0x48c349                                                                           |         
    0x0048c340 mov r13, rdi                                                                          |         r13 = rdi;
    0x0048c343 cmp dword [rdi + 0x48], 1                                                             |         
                                                                                                     |         if (*((rdi + 0x48)) != 1) {
    0x0048c347 jne 0x48c34e                                                                          |             goto label_1;
                                                                                                     |         }
                                                                                                     |     }
    0x0048c349 xor r12d, r12d                                                                        |     r12d = 0;
    0x0048c34c jmp 0x48c3cc                                                                          |     goto label_2;
                                                                                                     | label_1:
    0x0048c34e mov r15, rdx                                                                          |     r15 = rdx;
    0x0048c351 mov r14, rsi                                                                          |     r14 = rsi;
    0x0048c354 mov rbx, rdx                                                                          |     rbx = rdx;
    0x0048c357 shl rbx, 0x20                                                                         |     rbx <<= 0x20;
    0x0048c35b mov r12, rsi                                                                          |     r12 = rsi;
    0x0048c35e test rbx, rbx                                                                         |     
                                                                                                     |     if (rbx <= 0) {
    0x0048c361 jle 0x48c3c9                                                                          |         goto label_3;
                                                                                                     |     }
    0x0048c363 add r15, r14                                                                          |     r15 += r14;
    0x0048c366 mov r12, r14                                                                          |     r12 = r14;
    0x0048c369 jmp 0x48c38e                                                                          |     
                                                                                                     |     while (rax <= 0) {
    0x0048c370 mov rax, qword [r13]                                                                  |         rax = *(r13);
    0x0048c374 mov rdi, r13                                                                          |         rdi = r13;
    0x0048c377 call qword [rax + 0x48]                                                               |         eax = uint64_t (*rax + 0x48)() ();
    0x0048c37a cmp eax, 0xffffffff                                                                   |         
                                                                                                     |         if (eax == 0xffffffff) {
    0x0048c37d je 0x48c3c9                                                                           |             goto label_3;
                                                                                                     |         }
                                                                                                     | label_0:
    0x0048c37f mov ebx, r15d                                                                         |         ebx = r15d;
    0x0048c382 sub ebx, r12d                                                                         |         ebx -= r12d;
    0x0048c385 shl rbx, 0x20                                                                         |         rbx <<= 0x20;
    0x0048c389 test rbx, rbx                                                                         |         
                                                                                                     |         if (rbx <= 0) {
    0x0048c38c jle 0x48c3c9                                                                          |             goto label_3;
                                                                                                     |         }
    0x0048c38e mov rsi, qword [r13 + 0x18]                                                           |         rsi = *((r13 + 0x18));
    0x0048c392 mov rax, qword [r13 + 0x20]                                                           |         rax = *((r13 + 0x20));
    0x0048c396 sub rax, rsi                                                                          |         rax -= rsi;
    0x0048c399 test rax, rax                                                                         |         
    0x0048c39c jle 0x48c370                                                                          |         
                                                                                                     |     }
    0x0048c39e shr rbx, 0x20                                                                         |     rbx >>= 0x20;
    0x0048c3a2 cmp rax, rbx                                                                          |     
                                                                                                     |     if (rax < rbx) {
    0x0048c3a5 cmovl rbx, rax                                                                        |         rbx = rax;
                                                                                                     |     }
    0x0048c3a9 test rbx, rbx                                                                         |     
                                                                                                     |     if (rbx != 0) {
    0x0048c3ac je 0x48c3bd                                                                           |         
    0x0048c3ae mov rdi, r12                                                                          |         
    0x0048c3b1 mov rdx, rbx                                                                          |         
    0x0048c3b4 call 0x406620                                                                         |         memcpy (r12, rsi, rbx);
    0x0048c3b9 mov rsi, qword [r13 + 0x18]                                                           |         rsi = *((r13 + 0x18));
                                                                                                     |     }
    0x0048c3bd add r12, rbx                                                                          |     r12 += rbx;
    0x0048c3c0 add rsi, rbx                                                                          |     rsi += rbx;
    0x0048c3c3 mov qword [r13 + 0x18], rsi                                                           |     *((r13 + 0x18)) = rsi;
    0x0048c3c7 jmp 0x48c37f                                                                          |     goto label_0;
                                                                                                     | label_3:
    0x0048c3c9 sub r12, r14                                                                          |     r12 -= r14;
                                                                                                     | label_2:
    0x0048c3cc mov rax, r12                                                                          |     rax = r12;
    0x0048c3cf pop rbx                                                                               |     
    0x0048c3d0 pop r12                                                                               |     
    0x0048c3d2 pop r13                                                                               |     
    0x0048c3d4 pop r14                                                                               |     
    0x0048c3d6 pop r15                                                                               |     
    0x0048c3d8 ret                                                                                   |     return rax;
                                                                                                     | }