user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<trim>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  call   <strlen@plt>
  movslq %eax,%rbp
  mov    %ebp,%edi
  call   <malloc@plt>
  mov    %r12,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    %rax,%r12
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L55
  lea    0x1(%r12),%rbx
  cmp    $0x9,%al
  jne    L136
L55:
  mov    $0x1,%eax
  nopl   0x0(%rax)
L201:
  movzbl (%r12,%rax,1),%edx
  mov    %eax,%ecx
  add    $0x1,%rax
  cmp    $0x20,%dl
  je     L201
  cmp    $0x9,%dl
  je     L201
  test   %ebp,%ebp
  jle    L224
  lea    -0x1(%rbp),%esi
  mov    %ebp,%edi
  movslq %ecx,%rdx
  cmp    $0x6,%esi
  jbe    L207
  cmp    $0xe,%esi
  jbe    L68
  mov    %ebp,%esi
  add    %r12,%rdx
  xor    %eax,%eax
  shr    $0x4,%esi
  shl    $0x4,%rsi
  nopl   (%rax)
L49:
  movdqu (%rdx,%rax,1),%xmm0
  movups %xmm0,(%r12,%rax,1)
  add    $0x10,%rax
  cmp    %rsi,%rax
  jne    L49
  mov    %ebp,%esi
  and    $0xfffffff0,%esi
  mov    %esi,%eax
  cmp    %esi,%ebp
  je     L152
  mov    %ebp,%edi
  sub    %esi,%edi
  lea    -0x1(%rdi),%r8d
  cmp    $0x6,%r8d
  jbe    L203
L124:
  mov    (%rdx,%rsi,1),%rdx
  mov    %rdx,(%r12,%rsi,1)
  mov    %edi,%edx
  and    $0xfffffff8,%edx
  add    %edx,%eax
  cmp    %edx,%edi
  je     L152
L203:
  lea    (%rcx,%rax,1),%edx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%esi
  movslq %eax,%rdx
  mov    %sil,(%r12,%rdx,1)
  lea    0x1(%rax),%edx
  cmp    %edx,%ebp
  jle    L152
  lea    (%rcx,%rdx,1),%esi
  movslq %edx,%rdx
  movslq %esi,%rsi
  movzbl (%r12,%rsi,1),%esi
  mov    %sil,(%r12,%rdx,1)
  lea    0x2(%rax),%edx
  cmp    %edx,%ebp
  jle    L152
  lea    (%rcx,%rdx,1),%esi
  movslq %edx,%rdx
  movslq %esi,%rsi
  movzbl (%r12,%rsi,1),%esi
  mov    %sil,(%r12,%rdx,1)
  lea    0x3(%rax),%edx
  cmp    %edx,%ebp
  jle    L152
  lea    (%rcx,%rdx,1),%esi
  movslq %edx,%rdx
  movslq %esi,%rsi
  movzbl (%r12,%rsi,1),%esi
  mov    %sil,(%r12,%rdx,1)
  lea    0x4(%rax),%edx
  cmp    %edx,%ebp
  jle    L152
  lea    (%rcx,%rdx,1),%esi
  movslq %edx,%rdx
  movslq %esi,%rsi
  movzbl (%r12,%rsi,1),%esi
  mov    %sil,(%r12,%rdx,1)
  lea    0x5(%rax),%edx
  cmp    %edx,%ebp
  jle    L152
  lea    (%rcx,%rdx,1),%esi
  add    $0x6,%eax
  movslq %edx,%rdx
  movslq %esi,%rsi
  movzbl (%r12,%rsi,1),%esi
  mov    %sil,(%r12,%rdx,1)
  cmp    %eax,%ebp
  jle    L152
  add    %eax,%ecx
  cltq
  movslq %ecx,%rcx
  movzbl (%r12,%rcx,1),%edx
  mov    %dl,(%r12,%rax,1)
L152:
  lea    0x1(%r12),%rbx
L220:
  add    %r12,%rbp
L259:
  movb   $0x0,0x0(%rbp)
L136:
  mov    %r12,%rdi
  call   <strlen@plt>
  cmp    $0x1,%eax
  jle    L171
  sub    $0x2,%eax
  mov    $0x2,%ecx
  lea    0x2(%r12,%rax,1),%rsi
  sub    %ebx,%ecx
  mov    %rbx,%rax
L242:
  movzbl (%rax),%edx
  cmp    $0x20,%dl
  je     L66
  cmp    $0x9,%dl
  je     L66
  lea    (%rcx,%rax,1),%edx
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L242
  movslq %edx,%rdx
  lea    (%r12,%rdx,1),%rax
L66:
  movb   $0x0,(%rax)
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L207:
  lea    0x1(%r12),%rbx
  mov    %r12,%rax
  add    %rbx,%rsi
  nopl   0x0(%rax,%rax,1)
L211:
  movzbl (%rax,%rdx,1),%ecx
  add    $0x1,%rax
  mov    %cl,-0x1(%rax)
  cmp    %rsi,%rax
  jne    L211
  jmp    L220
  nopw   0x0(%rax,%rax,1)
L224:
  mov    %r12,%rbp
  lea    0x1(%r12),%rbx
  jmp    L259
L68:
  xor    %eax,%eax
  xor    %esi,%esi
  add    %r12,%rdx
  jmp    L124
L171:
  mov    %rbx,%rax
  jmp    L66
```

assistant: ```c
char *trim(const char *name) {
  int i, j, ns;
  char *s;
  ns = strlen(name);
  s = (char *)malloc(ns * sizeof(char));
  s = strcpy(s, name);
  i = 0;
  while ((s[i] == ' ') || (s[i] == '\t')) {
    i++;
  }
  if (i > 0) {
    for (j = 0; j < ns; j++) {
      s[j] = s[j + i];
    }
    s[j] = '\0';
  }
  ns = strlen(s);
  for (i = 1; i < ns; i++)
    if ((s[i] == ' ') || (s[i] == '\t'))
      break;
  s[i] = '\0';
  return s;
}
```