user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  lea    D119(%rip),%rdi
  call   <puts@plt>
  lea    D50(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%esi
  lea    D1(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%ebp
  movl   $0x1,0xc(%rsp)
  jmp    L40
L283:
  lea    0x1(%rax),%ecx
  cmp    %eax,%ebp
  je     L15
  mov    %ecx,%eax
L17:
  cmp    %eax,%edx
  je     L283
  lea    (%rax,%rdx,1),%ecx
  cmp    %r12d,%ecx
  jne    L283
  cmp    %eax,%edx
  setle  %cl
  cmp    $0x1,%cl
  sbb    $0xffffffff,%esi
  jmp    L283
L15:
  lea    0x1(%rdx),%eax
  cmp    %edx,%ebp
  je     L227
  mov    %eax,%edx
L230:
  mov    %edi,%eax
  jmp    L17
L119:
  mov    %r13d,%edx
  mov    %r13d,%esi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L244:
  lea    0x1(%rbx),%eax
  cmp    %ebx,%ebp
  je     L18
  mov    %eax,%ebx
L5:
  cmp    %ebx,%r13d
  jg     L244
  lea    0x0(%r13,%rbx,1),%eax
  cmp    %r12d,%eax
  jne    L244
  cmp    %ebx,%r13d
  je     L119
  mov    %ebx,%edx
  mov    %r13d,%esi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L244
L18:
  lea    0x1(%r13),%eax
  cmp    %r13d,%ebp
  je     L213
  mov    %eax,%r13d
L265:
  mov    %r14d,%ebx
  jmp    L5
L42:
  mov    $0x0,%r13d
  mov    $0x0,%r14d
  lea    D20(%rip),%r15
  jmp    L265
L305:
  mov    %ebx,%edx
  mov    %r13d,%esi
  lea    D68(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L203:
  lea    0x1(%rbx),%eax
  cmp    %ebx,%ebp
  je     L23
  mov    %eax,%ebx
L236:
  cmp    %ebx,%r13d
  je     L203
  lea    0x0(%r13,%rbx,1),%eax
  cmp    %r12d,%eax
  jne    L203
  cmp    %ebx,%r13d
  jg     L203
  test   %r14d,%r14d
  jne    L305
  mov    %ebx,%edx
  mov    %r13d,%esi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x1,%r14d
  jmp    L203
L23:
  lea    0x1(%r13),%eax
  cmp    %r13d,%ebp
  je     L204
  mov    %eax,%r13d
L291:
  mov    $0x0,%ebx
  jmp    L236
L204:
  lea    D69(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  test   $0x1,%r12b
  je     L97
L213:
  mov    %r12d,%esi
  lea    D12(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%r12d
  cmp    0x8(%rsp),%r12d
  je     L190
L296:
  mov    %r12d,%esi
  lea    D121(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%esi
  mov    $0x0,%edx
  mov    $0x0,%edi
  cmpl   $0x0,0x4(%rsp)
  jg     L230
  jmp    L213
L97:
  mov    %r12d,%esi
  shr    $0x1f,%esi
  add    %r12d,%esi
  sar    %esi
  mov    %esi,%edx
  lea    D99(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L213
L190:
  mov    0x4(%rsp),%ebp
L40:
  mov    0xc(%rsp),%r15d
  lea    0x1(%r15),%ebx
  mov    %r15d,%esi
  lea    D56(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebx,%r8d
  mov    %ebx,%ecx
  mov    %ebx,%edx
  mov    %ebx,%esi
  lea    D71(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    0x1(%rbp),%eax
  mov    %eax,0x4(%rsp)
  cmp    $0x1f,%r15d
  je     L128
  mov    0x4(%rsp),%ebx
  mov    %ebx,%esi
  lea    D1(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x2,0xc(%rsp)
  mov    0xc(%rsp),%eax
  cmp    $0x1,%eax
  jle    L190
  lea    -0x1(%rbx,%rbx,1),%eax
  mov    %eax,0x8(%rsp)
  mov    $0x1,%r12d
  jmp    L296
L227:
  cmp    $0x2,%esi
  jle    L42
  mov    $0x0,%r14d
  mov    $0x0,%r13d
  lea    D131(%rip),%r15
  jmp    L291
L128:
  lea    D132(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D119
type_infered: string
name: disassemble_data
arguments: tag: D50
type_infered: string
name: disassemble_data
arguments: tag: D1
type_infered: string
name: disassemble_data
arguments: tag: D21
type_infered: string
name: disassemble_data
arguments: tag: D20
type_infered: string
name: disassemble_data
arguments: tag: D68
type_infered: string
name: disassemble_data
arguments: tag: D69
type_infered: string
name: disassemble_data
arguments: tag: D12
type_infered: string
name: disassemble_data
arguments: tag: D121
type_infered: string
name: disassemble_data
arguments: tag: D99
type_infered: string
name: disassemble_data
arguments: tag: D56
type_infered: string
name: disassemble_data
arguments: tag: D71
type_infered: string
name: disassemble_data
arguments: tag: D131
type_infered: string
name: disassemble_data
arguments: tag: D132
type_infered: string

tool: D119: #define TFM_DEFINES
#include "fp_sqr_comba.c"

#if defined(TFM_SMALL_SET)
void fp_sqr_comba_small(fp_int *A, fp_int *B)
{
   fp_digit *a, b[32], c0, c1, c2, sc0, sc1, sc2;
#ifdef TFM_ISO
   fp_word tt;
#endif

tool: D50:    switch (A->used) { 

tool: D1:    case %d:
      a = A->dp;
      COMBA_START; 

      /* clear carries */
      CLEAR_CARRY;

      /* output 0 */
      SQRADD(a[0],a[0]);
      COMBA_STORE(b[0]);


tool: D21:    SQRADD(a[%d], a[%d]); 

tool: D20:    SQRADD2(a[%d], a[%d]); 

tool: D68: SQRADDAC(a[%d], a[%d]); 

tool: D69: SQRADDDB; 

tool: D12: 
      COMBA_STORE(b[%d]);


tool: D121: 
      /* output %d */
      CARRY_FORWARD;
   

tool: D99: SQRADD(a[%d], a[%d]); 

tool: D56:       COMBA_STORE2(b[%d]);


tool: D71:       COMBA_FINI;

      B->used = %d;
      B->sign = FP_ZPOS;
      memcpy(B->dp, b, %d * sizeof(fp_digit));
      memset(B->dp + %d, 0, (FP_SIZE - %d) * sizeof(fp_digit));
      fp_clamp(B);
      break;



tool: D131: SQRADDSC(a[%d], a[%d]); 

tool: D132: }
}

#endif /* TFM_SMALL_SET */

assistant: ```c
int main(int argc, char **argv) {
  int x, y, z, N, f;
  printf("#define TFM_DEFINES\n"
         "#include \"fp_sqr_comba.c\"\n"
         "\n"
         "#if defined(TFM_SMALL_SET)\n"
         "void fp_sqr_comba_small(fp_int *A, fp_int *B)\n"
         "{\n"
         "   fp_digit *a, b[32], c0, c1, c2, sc0, sc1, sc2;\n"
         "#ifdef TFM_ISO\n"
         "   fp_word tt;\n"
         "#endif\n");
  printf("   switch (A->used) { \n");
  for (N = 1; N <= 16; N++) {
    printf("   case %d:\n"
           "      a = A->dp;\n"
           "      COMBA_START; \n"
           "\n"
           "      /* clear carries */\n"
           "      CLEAR_CARRY;\n"
           "\n"
           "      /* output 0 */\n"
           "      SQRADD(a[0],a[0]);\n"
           "      COMBA_STORE(b[0]);\n",
           N);
    for (x = 1; x < N + N - 1; x++) {
      printf("\n      /* output %d */\n"
             "      CARRY_FORWARD;\n   ",
             x);
      for (f = y = 0; y < N; y++) {
        for (z = 0; z < N; z++) {
          if (z != y && z + y == x && y <= z) {
            ++f;
          }
        }
      }
      if (f <= 2) {
        for (y = 0; y < N; y++) {
          for (z = 0; z < N; z++) {
            if (y <= z && (y + z) == x) {
              if (y == z) {
                printf("   SQRADD(a[%d], a[%d]); ", y, y);
              } else {
                printf("   SQRADD2(a[%d], a[%d]); ", y, z);
              }
            }
          }
        }
      } else {
        f = 0;
        for (y = 0; y < N; y++) {
          for (z = 0; z < N; z++) {
            if (z != y && z + y == x && y <= z) {
              if (f == 0) {
                printf("SQRADDSC(a[%d], a[%d]); ", y, z);
                f = 1;
              } else {
                printf("SQRADDAC(a[%d], a[%d]); ", y, z);
              }
            }
          }
        }
        printf("SQRADDDB; ");
        if ((x & 1) == 0) {
          printf("SQRADD(a[%d], a[%d]); ", x / 2, x / 2);
        }
      }
      printf("\n      COMBA_STORE(b[%d]);\n", x);
    }
    printf("      COMBA_STORE2(b[%d]);\n", N + N - 1);
    printf("      COMBA_FINI;\n"
           "\n"
           "      B->used = %d;\n"
           "      B->sign = FP_ZPOS;\n"
           "      memcpy(B->dp, b, %d * sizeof(fp_digit));\n"
           "      memset(B->dp + %d, 0, (FP_SIZE - %d) * sizeof(fp_digit));\n"
           "      fp_clamp(B);\n"
           "      break;\n\n",
           N + N, N + N, N + N, N + N);
  }
  printf("}\n}\n\n#endif /* TFM_SMALL_SET */\n");
  return 0;
}
```