user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  lea    -0x7a1000(%rsp),%r11
L157:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L157
  sub    $0x2c8,%rsp
  lea    D50(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  lea    -0x7a124c(%rbp),%rsi
  call   <scanf@plt>
  mov    -0x7a124c(%rbp),%ebx
  xor    %edi,%edi
  cmp    $0x3e7,%ebx
  lea    0x1(%rbx),%r14d
  mov    %ebx,-0x7a12b8(%rbp)
  setbe  %dil
  call   <assert@plt>
  xor    %edi,%edi
  cmp    $0x3e7,%r14d
  setbe  %dil
  call   <assert@plt>
  mov    -0x7a124c(%rbp),%eax
  test   %eax,%eax
  je     L154
  lea    -0x7a1240(%rbp),%rdx
  xor    %r15d,%r15d
  movl   $0x0,-0x7a1258(%rbp)
  lea    D51(%rip),%r12
  mov    %rdx,-0x7a1288(%rbp)
  mov    %ebx,%edx
  mov    %rdx,-0x7a12e8(%rbp)
  shl    $0x3,%rdx
  mov    %rdx,-0x7a1260(%rbp)
  lea    -0x7a1238(%rbp,%rdx,1),%rdx
  mov    %rdx,-0x7a12a0(%rbp)
  mov    %rdx,%rbx
L363:
  mov    -0x7a1288(%rbp),%rdx
  lea    (%rdx,%r15,8),%r13
  test   %r14d,%r14d
  je     L155
  nopl   0x0(%rax)
L189:
  mov    %r13,%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x8,%r13
  call   <scanf@plt>
  cmp    %rbx,%r13
  jne    L189
  mov    -0x7a124c(%rbp),%eax
L155:
  addl   $0x1,-0x7a1258(%rbp)
  mov    -0x7a1258(%rbp),%edx
  add    $0x3e8,%r15
  add    $0x1f40,%rbx
  cmp    %edx,%eax
  ja     L363
  test   %eax,%eax
  je     L154
  mov    -0x7a1288(%rbp),%rax
  movq   $0x0,-0x7a1298(%rbp)
  movq   $0x1,-0x7a12d0(%rbp)
  mov    %rax,-0x7a1280(%rbp)
  mov    $0xfffffffffffffff8,%rax
  sub    -0x7a1260(%rbp),%rax
  movq   $0x0,-0x7a12c8(%rbp)
  mov    %rax,-0x7a1258(%rbp)
L405:
  mov    -0x7a12c8(%rbp),%rax
  lea    D55(%rip),%rdi
  mov    %eax,-0x7a1260(%rbp)
  mov    %eax,%esi
  mov    %eax,-0x7a1268(%rbp)
  xor    %eax,%eax
  call   <printf@plt>
  mov    -0x7a1280(%rbp),%rax
  pxor   %xmm5,%xmm5
  movsd  (%rax),%xmm7
  mov    -0x7a12d0(%rbp),%rax
  ucomisd %xmm5,%xmm7
  mov    %eax,-0x7a1270(%rbp)
  mov    %eax,-0x7a12d4(%rbp)
  movsd  %xmm7,-0x7a1290(%rbp)
  jp     L109
  je     L456
L109:
  mov    -0x7a124c(%rbp),%edx
  mov    -0x7a1270(%rbp),%ecx
  cmp    %ecx,%edx
  jbe    L383
  mov    -0x7a1280(%rbp),%rax
  add    $0x1f40,%rax
  mov    %rax,-0x7a1278(%rbp)
  mov    -0x7a1260(%rbp),%eax
  lea    0x1(%rax),%esi
  lea    0x2(%rax),%edi
  mov    %esi,-0x7a12a4(%rbp)
  mov    -0x7a12b8(%rbp),%esi
  mov    %edi,-0x7a12ac(%rbp)
  sub    %eax,%esi
  cmp    %edi,%r14d
  mov    $0x1,%eax
  cmovae %esi,%eax
  mov    %esi,-0x7a12a8(%rbp)
  mov    %eax,-0x7a12b0(%rbp)
  mov    %eax,%esi
  shr    %eax
  sub    $0x1,%eax
  and    $0xfffffffe,%esi
  add    $0x1,%rax
  mov    %esi,-0x7a12b4(%rbp)
  shl    $0x4,%rax
  mov    %rax,-0x7a12c0(%rbp)
  mov    %ecx,%eax
  add    %esi,%eax
  mov    -0x7a12d0(%rbp),%rsi
  imul   $0x1f40,%rsi,%rcx
  mov    %rsi,-0x7a1270(%rbp)
  movslq %eax,%rsi
  movslq -0x7a1268(%rbp),%rax
  mov    %rsi,-0x7a1260(%rbp)
  imul   $0x3e8,%rax,%rax
  sub    $0x1f40,%rcx
  mov    %rcx,-0x7a12e0(%rbp)
  add    %rsi,%rax
  mov    %rax,-0x7a1268(%rbp)
  nopw   0x0(%rax,%rax,1)
L128:
  mov    -0x7a1278(%rbp),%rsi
  movslq -0x7a1270(%rbp),%rax
  movsd  (%rsi),%xmm0
  movq   $0x0,(%rsi)
  divsd  -0x7a1290(%rbp),%xmm0
  cmp    -0x7a12a4(%rbp),%r14d
  jbe    L145
  mov    $0x8,%ecx
  sub    -0x7a1288(%rbp),%rcx
  mov    %rsi,%rdi
  sub    -0x7a1298(%rbp),%rcx
  add    %rsi,%rcx
  cmp    $0x10,%rcx
  je     L289
  cmpl   $0x1,-0x7a12a8(%rbp)
  setne  %sil
  cmp    -0x7a12ac(%rbp),%r14d
  setae  %cl
  test   %cl,%sil
  je     L289
  mov    -0x7a1280(%rbp),%rcx
  movapd %xmm0,%xmm3
  mov    -0x7a12c0(%rbp),%r8
  lea    0x8(%rdi),%rsi
  unpcklpd %xmm3,%xmm3
  lea    0x8(%rcx),%rdi
  xor    %ecx,%ecx
  nop
L166:
  movupd (%rdi,%rcx,1),%xmm2
  movupd (%rsi,%rcx,1),%xmm1
  mulpd  %xmm3,%xmm2
  subpd  %xmm2,%xmm1
  movups %xmm1,(%rsi,%rcx,1)
  add    $0x10,%rcx
  cmp    %r8,%rcx
  jne    L166
  mov    -0x7a12b4(%rbp),%ecx
  cmp    %ecx,-0x7a12b0(%rbp)
  je     L145
  mov    -0x7a1268(%rbp),%rsi
  imul   $0x3e8,%rax,%rax
  add    -0x7a1260(%rbp),%rax
  movsd  -0x7a1240(%rbp,%rax,8),%xmm1
  mulsd  -0x7a1240(%rbp,%rsi,8),%xmm0
  subsd  %xmm0,%xmm1
  movsd  %xmm1,-0x7a1240(%rbp,%rax,8)
L145:
  mov    -0x7a12a0(%rbp),%rbx
  xor    %r13d,%r13d
  lea    D17(%rip),%r12
  test   %edx,%edx
  je     L301
  cs nopw 0x0(%rax,%rax,1)
L432:
  mov    -0x7a1258(%rbp),%rax
  lea    (%rax,%rbx,1),%r15
  test   %r14d,%r14d
  je     L494
L443:
  movsd  (%r15),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%r15
  call   <printf@plt>
  cmp    %r15,%rbx
  jne    L443
L494:
  mov    $0xa,%edi
  add    $0x1,%r13d
  add    $0x1f40,%rbx
  call   <putchar@plt>
  cmp    %r13d,-0x7a124c(%rbp)
  ja     L432
L301:
  mov    $0xa,%edi
  call   <putchar@plt>
  addq   $0x1,-0x7a1270(%rbp)
  mov    -0x7a124c(%rbp),%edx
  mov    -0x7a1270(%rbp),%rax
  addq   $0x1f40,-0x7a1278(%rbp)
  cmp    %eax,%edx
  ja     L128
  addq   $0x1,-0x7a12c8(%rbp)
  mov    -0x7a12c8(%rbp),%rax
  addq   $0x1,-0x7a12d0(%rbp)
  addq   $0x1f48,-0x7a1280(%rbp)
  addq   $0x1f48,-0x7a1298(%rbp)
  cmp    %eax,%edx
  ja     L405
L383:
  mov    %edx,%eax
  mov    %rsp,%rcx
  lea    0xf(,%rax,8),%rax
  shr    $0x4,%rax
  shl    $0x4,%rax
  mov    %rax,%rsi
  and    $0xfffffffffffff000,%rsi
  sub    %rsi,%rcx
L270:
  cmp    %rcx,%rsp
  je     L386
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L270
L289:
  mov    -0x7a1278(%rbp),%rax
  mov    -0x7a12d4(%rbp),%ecx
  imul   $0xffffffffffffe0c0,-0x7a1270(%rbp),%rdi
  mov    -0x7a12e0(%rbp),%r8
  nopl   0x0(%rax)
L265:
  lea    (%rax,%rdi,1),%rsi
  movsd  0x8(%rax),%xmm1
  add    $0x1,%ecx
  add    $0x8,%rax
  movsd  0x8(%rsi,%r8,1),%xmm2
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movsd  %xmm1,(%rax)
  cmp    %ecx,%r14d
  ja     L265
  jmp    L145
L456:
  mov    -0x7a124c(%rbp),%ecx
  cmp    %eax,%ecx
  jbe    L173
  mov    -0x7a1280(%rbp),%rax
  mov    -0x7a12d0(%rbp),%edx
  add    $0x1f40,%rax
  jmp    L64
L182:
  add    $0x1,%edx
  add    $0x1f40,%rax
  cmp    %edx,%ecx
  jbe    L173
L64:
  pxor   %xmm7,%xmm7
  ucomisd (%rax),%xmm7
  jp     L152
  je     L182
L152:
  cmp    -0x7a1260(%rbp),%r14d
  jbe    L241
  mov    -0x7a12b8(%rbp),%esi
  mov    -0x7a1260(%rbp),%r10d
  movslq %edx,%rax
  mov    -0x7a1270(%rbp),%ebx
  imul   $0x3e8,%rax,%rcx
  add    -0x7a12c8(%rbp),%rcx
  sub    %r10d,%esi
  lea    0x10(,%rcx,8),%rdi
  lea    0x0(,%rcx,8),%r8
  cmp    $0x1,%esi
  seta   %r9b
  cmp    %ebx,%r14d
  setae  %sil
  test   %sil,%r9b
  je     L336
  mov    -0x7a1298(%rbp),%r11
  lea    0x10(%r11),%rsi
  cmp    %rsi,%r8
  setge  %sil
  cmp    %r11,%rdi
  setle  %dil
  or     %dil,%sil
  je     L336
  mov    %r14d,%esi
  mov    $0x1,%ecx
  mov    -0x7a1280(%rbp),%r9
  sub    %r10d,%esi
  cmp    %ebx,%r14d
  cmovb  %ecx,%esi
  add    -0x7a1288(%rbp),%r8
  xor    %ecx,%ecx
  mov    %esi,%edi
  shr    %edi
  shl    $0x4,%rdi
L108:
  movupd (%r8,%rcx,1),%xmm0
  movupd (%r9,%rcx,1),%xmm7
  movups %xmm7,(%r8,%rcx,1)
  movups %xmm0,(%r9,%rcx,1)
  add    $0x10,%rcx
  cmp    %rdi,%rcx
  jne    L108
  mov    -0x7a1268(%rbp),%ebx
  mov    %esi,%edi
  and    $0xfffffffe,%edi
  lea    (%rdi,%rbx,1),%ecx
  cmp    %edi,%esi
  je     L241
  movslq %ecx,%rsi
  imul   $0x3e8,%rax,%rax
  movslq %ebx,%rcx
  imul   $0x3e8,%rcx,%rcx
  add    %rsi,%rax
  movsd  -0x7a1240(%rbp,%rax,8),%xmm0
  add    %rsi,%rcx
  movsd  -0x7a1240(%rbp,%rcx,8),%xmm1
  movsd  %xmm1,-0x7a1240(%rbp,%rax,8)
  movsd  %xmm0,-0x7a1240(%rbp,%rcx,8)
L241:
  mov    -0x7a1268(%rbp),%esi
  lea    D57(%rip),%rdi
  xor    %eax,%eax
  xor    %r15d,%r15d
  lea    D17(%rip),%r12
  call   <printf@plt>
  mov    -0x7a124c(%rbp),%eax
  mov    -0x7a12a0(%rbp),%rbx
  test   %eax,%eax
  je     L510
L409:
  mov    -0x7a1258(%rbp),%rax
  lea    (%rax,%rbx,1),%r13
  test   %r14d,%r14d
  je     L442
  nopl   0x0(%rax)
L67:
  movsd  0x0(%r13),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%r13
  call   <printf@plt>
  cmp    %rbx,%r13
  jne    L67
L442:
  mov    $0xa,%edi
  add    $0x1,%r15d
  add    $0x1f40,%rbx
  call   <putchar@plt>
  cmp    %r15d,-0x7a124c(%rbp)
  ja     L409
L510:
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    -0x7a1280(%rbp),%rax
  movsd  (%rax),%xmm6
  movsd  %xmm6,-0x7a1290(%rbp)
  jmp    L109
L173:
  lea    D20(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  mov    -0x7a1280(%rbp),%rax
  movsd  (%rax),%xmm7
  movsd  %xmm7,-0x7a1290(%rbp)
  jmp    L109
L386:
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L457
  orq    $0x0,-0x8(%rsp,%rax,1)
L457:
  mov    %rsp,%rsi
  lea    -0x1(%rdx),%r9d
  mov    %rsi,-0x7a1258(%rbp)
  mov    %r9d,%r11d
  cmp    $0xffffffff,%r9d
  je     L195
  movslq %r9d,%rax
  imul   $0x1f48,%rax,%rdi
  imul   $0x3e8,%rax,%rcx
  add    -0x7a12e8(%rbp),%rcx
  movsd  -0x7a1240(%rbp,%rcx,8),%xmm0
  divsd  -0x7a1240(%rbp,%rdi,1),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  test   %r9d,%r9d
  je     L424
  lea    -0x2(%rdx),%r8d
  lea    -0x8(%rsi,%rax,8),%r10
  mov    -0x7a1288(%rbp),%rdi
  mov    -0x7a12e8(%rbp),%r14
  movslq %r8d,%r8
  mov    $0x1,%r12d
  imul   $0x3e8,%r8,%rcx
  sub    %rax,%r14
  imul   $0x1f48,%r8,%rbx
  add    %rax,%rcx
  add    %rdi,%rbx
  lea    -0x8(%rdi,%rcx,8),%rdi
L533:
  movsd  0x8(%rdi,%r14,8),%xmm1
  movslq %r8d,%rax
  cmp    %r8d,%r11d
  jle    L274
  cmp    %r9d,%r11d
  mov    $0x1,%r15d
  cmovge %r12d,%r15d
  cmp    $0x1,%r12d
  je     L523
  cmp    %r9d,%r11d
  jl     L523
  mov    %r15d,%r13d
  xor    %ecx,%ecx
  shr    %r13d
  neg    %r13
  shl    $0x4,%r13
L199:
  movupd (%r10,%rcx,1),%xmm0
  movupd (%rdi,%rcx,1),%xmm2
  sub    $0x10,%rcx
  shufpd $0x1,%xmm0,%xmm0
  shufpd $0x1,%xmm2,%xmm2
  mulpd  %xmm2,%xmm0
  subsd  %xmm0,%xmm1
  unpckhpd %xmm0,%xmm0
  subsd  %xmm0,%xmm1
  cmp    %r13,%rcx
  jne    L199
  mov    %r15d,%r13d
  mov    %r11d,%ecx
  and    $0xfffffffe,%r13d
  sub    %r13d,%ecx
  cmp    %r15d,%r13d
  je     L274
L17:
  imul   $0x3e8,%rax,%rax
  movslq %ecx,%rcx
  movsd  (%rsi,%rcx,8),%xmm0
  add    %rcx,%rax
  mulsd  -0x7a1240(%rbp,%rax,8),%xmm0
  subsd  %xmm0,%xmm1
L274:
  divsd  (%rbx),%xmm1
  movsd  %xmm1,(%rsi,%r8,8)
  sub    $0x1,%r8
  sub    $0x1,%r9d
  sub    $0x1f48,%rbx
  sub    $0x1f40,%rdi
  add    $0x1,%r12d
  cmp    $0xffffffff,%r8d
  jne    L533
L195:
  test   %edx,%edx
  je     L154
L424:
  mov    -0x7a1258(%rbp),%r12
  xor    %ebx,%ebx
  lea    D12(%rip),%r13
L488:
  movsd  (%r12),%xmm0
  add    $0x1,%ebx
  mov    %r13,%rdi
  add    $0x8,%r12
  mov    %ebx,%esi
  mov    $0x1,%eax
  call   <printf@plt>
  cmp    %ebx,-0x7a124c(%rbp)
  ja     L488
L154:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L149
  lea    -0x28(%rbp),%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L523:
  mov    %r11d,%ecx
  jmp    L17
L336:
  mov    -0x7a1288(%rbp),%rax
  mov    -0x7a1268(%rbp),%esi
  lea    (%rax,%rcx,8),%rcx
  mov    -0x7a1280(%rbp),%rax
L535:
  movsd  (%rcx),%xmm0
  movsd  (%rax),%xmm1
  add    $0x1,%esi
  add    $0x8,%rcx
  add    $0x8,%rax
  movsd  %xmm1,-0x8(%rcx)
  movsd  %xmm0,-0x8(%rax)
  cmp    %esi,%r14d
  ja     L535
  jmp    L241
L149:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D50
type: string
name: extract_symbolic_data
arguments: data_tag: D51
type: string
name: extract_symbolic_data
arguments: data_tag: D55
type: string
name: extract_symbolic_data
arguments: data_tag: D17
type: string
name: extract_symbolic_data
arguments: data_tag: D57
type: string
name: extract_symbolic_data
arguments: data_tag: D20
type: string
name: extract_symbolic_data
arguments: data_tag: D12
type: string

tool: D50: %d

tool: D51: %lf

tool: D55: 
Row %d
------


tool: D17: %lf	

tool: D57: Pivoting row %d with row %d



tool: D20: Cannot pivot. Exiting

tool: D12: 
Value of x[%d] is %lf

assistant: ```c
int main() {
  unsigned int rows, columns;
  scanf("%d", &rows);
  columns = rows + 1;
  assert(rows < 1000);
  assert(columns < 1000);
  double matrix[1000][1000];
  int i, j;
  for (i = 0; i < rows; i++) {
    for (j = 0; j < columns; j++) {
      scanf("%lf", &matrix[i][j]);
    }
  }
  double pivot, coefficient, swap;
  int k, l, m, flag;
  int temp1, temp2;
  for (i = 0; i < rows; i++) {
    printf("\nRow %d\n------\n", i);
    if (matrix[i][i] == 0) {
      flag = 0;
      for (l = i + 1; l < rows; l++) {
        if (matrix[l][i] != 0) {
          flag = 1;
          for (m = i; m < columns; m++) {
            swap = matrix[l][m];
            matrix[l][m] = matrix[i][m];
            matrix[i][m] = swap;
          }
          printf("Pivoting row %d with row %d\n\n", i, l);
          for (temp1 = 0; temp1 < rows; temp1++) {
            for (temp2 = 0; temp2 < columns; temp2++) {
              printf("%lf\t", matrix[temp1][temp2]);
            }
            printf("\n");
          }
          printf("\n");
          break;
        }
      }
      if (!flag) {
        printf("Cannot pivot. Exiting");
        exit(1);
      }
    }
    pivot = matrix[i][i];
    for (j = i + 1; j < rows; j++) {
      coefficient = matrix[j][i] / pivot;
      matrix[j][i] = 0;
      for (k = i + 1; k < columns; k++) {
        matrix[j][k] -= coefficient * matrix[i][k];
      }
      for (temp1 = 0; temp1 < rows; temp1++) {
        for (temp2 = 0; temp2 < columns; temp2++) {
          printf("%lf\t", matrix[temp1][temp2]);
        }
        printf("\n");
      }
      printf("\n");
    }
  }
  double result[rows];
  double sum;
  for (i = rows - 1; i >= 0; i--) {
    sum = matrix[i][columns - 1];
    for (j = rows - 1; j > i; j--) {
      sum -= matrix[i][j] * result[j];
    }
    result[i] = sum / matrix[i][i];
  }
  for (i = 0; i < rows; i++) {
    printf("\nValue of x[%d] is %lf", i + 1, result[i]);
  }
  return 0;
}
```