ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  add    $0xffffffffffffff80,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x78(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x8(%rsp)
  movl   $0x0,0xc(%rsp)
  movq   $0x0,0x10(%rsp)
  movq   $0x0,0x18(%rsp)
  movq   $0x0,0x20(%rsp)
  movq   $0x0,0x28(%rsp)
  movq   $0x0,0x30(%rsp)
  movq   $0x0,0x38(%rsp)
  movq   $0x0,0x40(%rsp)
  movq   $0x0,0x48(%rsp)
  movq   $0x0,0x50(%rsp)
  movq   $0x0,0x58(%rsp)
  movq   $0x0,0x60(%rsp)
  movq   $0x0,0x68(%rsp)
  movl   $0x0,0x70(%rsp)
  lea    0x8(%rsp),%rsi
  lea    D42(%rip),%rdi
  call   <scanf@plt>
  cmpl   $0x0,0x8(%rsp)
  jle    L110
  mov    $0x0,%ebx
  lea    D11(%rip),%rbp
  jmp    L106
L91:
  mov    %al,0x10(%rsp,%rbx,1)
L160:
  add    $0x1,%rbx
  cmp    %ebx,0x8(%rsp)
  jle    L110
L106:
  lea    0x7(%rsp),%rsi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  movzbl 0x7(%rsp),%eax
  lea    -0x76(%rax),%edx
  test   $0xfd,%dl
  je     L91
  cmp    $0x2e,%al
  je     L91
  jmp    L160
L110:
  lea    0x8(%rsp),%rsi
  lea    D42(%rip),%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  cmpl   $0x0,0x8(%rsp)
  jle    L107
  mov    $0x0,%ebx
  lea    0xc(%rsp),%r13
  lea    D42(%rip),%r12
  lea    0x11(%rsp),%r14
  lea    D21(%rip),%rbp
  jmp    L2
L22:
  add    $0x1,%ecx
L31:
  add    $0x1,%rax
  cmp    %rsi,%rax
  je     L130
L69:
  movzbl (%rax),%edx
  cmp    $0x2e,%dl
  je     L22
  cmp    $0x76,%dl
  je     L28
  lea    0x4(%rcx),%edi
  cmp    $0x78,%dl
  cmove  %edi,%ecx
  jmp    L31
L28:
  add    $0x2,%ecx
  jmp    L31
L159:
  mov    $0x0,%ecx
L130:
  mov    %ecx,%edx
  mov    %r8d,%esi
  mov    %rbp,%rdi
  call   <printf@plt>
  add    $0x1,%ebx
  cmp    %ebx,0x8(%rsp)
  jle    L107
L2:
  mov    %r13,%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    0xc(%rsp),%r8d
  test   %r8d,%r8d
  jle    L159
  lea    0x10(%rsp),%rax
  lea    -0x1(%r8),%esi
  add    %r14,%rsi
  mov    $0x0,%ecx
  jmp    L69
L107:
  mov    0x78(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L11
  mov    $0x0,%eax
  sub    $0xffffffffffffff80,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L11:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D42
datatype: string
name: disassemble_data
arguments: label: D11
datatype: string
name: disassemble_data
arguments: label: D21
datatype: string

tool: D42:  %d

tool: D11:  %c

tool: D21: %d. segment: Nakon %d dana


assistant: ```c
int main() {
  int n = 0, i, j, segment = 0, br = 0;
  char unos;
  char put[100] = {};
  scanf(" %d", &n);
  for (i = 0; i < n; i++) {
    scanf(" %c", &unos);
    if (unos == '.' || unos == 'v' || unos == 'x') {
      put[i] = unos;
    } else {
      continue;
    }
  }
  scanf(" %d", &n);
  for (i = 0; i < n; i++) {
    scanf(" %d", &segment);
    for (j = 0; j < segment; j++) {
      if (put[j] == '.') {
        br += 1;
      } else if (put[j] == 'v') {
        br += 2;
      } else if (put[j] == 'x') {
        br += 4;
      }
    }
    printf("%d. segment: Nakon %d dana\n", segment, br);
    br = 0;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<callMake>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  call   <fork@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L6
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <execMake@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
L6:
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <waitPid@plt>
  leave
  ret
```

assistant: ```c
int callMake(const char *what, const char *aav[]) {
  int pid;
  if ((pid = fork()) == 0) {
    execMake(what, aav, 0);
    exit(-1);
  }
  return waitPid(pid);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<callMake>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%r12
  call   <fork@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  je     L13
L1:
  mov    %ebx,%edi
  call   <waitPid@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L13:
  mov    $0x0,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <execMake@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  jmp    L1
```

assistant: ```c
int callMake(const char *what, const char *aav[]) {
  int pid;
  if ((pid = fork()) == 0) {
    execMake(what, aav, 0);
    exit(-1);
  }
  return waitPid(pid);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<callMake>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  call   <fork@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  je     L8
  mov    %ebp,%edi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1080 <waitPid@plt>
  cs nopw 0x0(%rax,%rax,1)
L8:
  mov    %r13,%rsi
  mov    %r12,%rdi
  xor    %edx,%edx
  call   <execMake@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  mov    %ebp,%edi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1080 <waitPid@plt>
```

assistant: ```c
int callMake(const char *what, const char *aav[]) {
  int pid;
  if ((pid = fork()) == 0) {
    execMake(what, aav, 0);
    exit(-1);
  }
  return waitPid(pid);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<callMake>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  call   <fork@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  je     L0
  mov    %ebp,%edi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1080 <waitPid@plt>
  cs nopw 0x0(%rax,%rax,1)
L0:
  mov    %r13,%rsi
  mov    %r12,%rdi
  xor    %edx,%edx
  call   <execMake@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  mov    %ebp,%edi
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1080 <waitPid@plt>
```

assistant: ```c
int callMake(const char *what, const char *aav[]) {
  int pid;
  if ((pid = fork()) == 0) {
    execMake(what, aav, 0);
    exit(-1);
  }
  return waitPid(pid);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<fastlgamma>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  movss  %xmm0,-0x14(%rbp)
  movss  -0x14(%rbp),%xmm1
  movss  D3(%rip),%xmm0
  addss  %xmm1,%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x14(%rbp),%xmm1
  movss  -0x14(%rbp),%xmm2
  movss  D1(%rip),%xmm0
  addss  %xmm2,%xmm0
  mulss  %xmm0,%xmm1
  movd   %xmm1,%eax
  movd   %eax,%xmm0
  call   <fastlog@plt>
  movd   %xmm0,%eax
  mov    %eax,-0x8(%rbp)
  movss  -0x14(%rbp),%xmm1
  movss  D48(%rip),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  D35(%rip),%xmm0
  movaps %xmm0,%xmm1
  subss  -0x14(%rbp),%xmm1
  movss  D10(%rip),%xmm0
  divss  -0x4(%rbp),%xmm0
  addss  %xmm1,%xmm0
  subss  -0x8(%rbp),%xmm0
  movss  %xmm0,-0x18(%rbp)
  movss  -0x14(%rbp),%xmm1
  movss  D33(%rip),%xmm0
  addss  %xmm0,%xmm1
  movss  %xmm1,-0x1c(%rbp)
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  call   <fastlog@plt>
  mulss  -0x1c(%rbp),%xmm0
  addss  -0x18(%rbp),%xmm0
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D3
type: byte[4]
name: unpack_data
arguments: data_label: D1
type: byte[4]
name: unpack_data
arguments: data_label: D48
type: byte[4]
name: unpack_data
arguments: data_label: D35
type: byte[4]
name: unpack_data
arguments: data_label: D10
type: byte[4]
name: unpack_data
arguments: data_label: D33
type: byte[4]

tool: {"D3": [0x00,0x00,0x80,0x3f]}

tool: {"D1": [0x00,0x00,0x00,0x40]}

tool: {"D48": [0x00,0x00,0x40,0x40]}

tool: {"D35": [0x1c,0x30,0x05,0xc0]}

tool: {"D10": [0xa6,0xaa,0xaa,0x3d]}

tool: {"D33": [0x00,0x00,0x20,0x40]}

assistant: ```c
float fastlgamma(float x) {
  float logterm = fastlog(x * (1.0f + x) * (2.0f + x));
  float xp3 = 3.0f + x;
  return -2.081061466f - x + 0.0833333f / xp3 - logterm + (2.5f + x) * fastlog(xp3);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fastlgamma>:
  endbr64
  sub    $0x18,%rsp
  movaps %xmm0,%xmm4
  addss  D6(%rip),%xmm0
  mulss  %xmm4,%xmm0
  movss  %xmm4,0x8(%rsp)
  movaps %xmm4,%xmm1
  addss  D38(%rip),%xmm1
  mulss  %xmm1,%xmm0
  call   <fastlog@plt>
  movaps %xmm0,%xmm3
  movss  0x8(%rsp),%xmm4
  movaps %xmm4,%xmm2
  addss  D20(%rip),%xmm2
  movss  D40(%rip),%xmm0
  subss  %xmm4,%xmm0
  movss  D21(%rip),%xmm1
  divss  %xmm2,%xmm1
  addss  %xmm1,%xmm0
  subss  %xmm3,%xmm0
  movss  %xmm0,0xc(%rsp)
  movaps %xmm2,%xmm0
  call   <fastlog@plt>
  movaps %xmm0,%xmm1
  movss  0x8(%rsp),%xmm4
  addss  D32(%rip),%xmm4
  movaps %xmm4,%xmm0
  mulss  %xmm1,%xmm0
  addss  0xc(%rsp),%xmm0
  add    $0x18,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D6
type: byte[4]
name: retrieve_data
arguments: data_tag: D38
type: byte[4]
name: retrieve_data
arguments: data_tag: D20
type: byte[4]
name: retrieve_data
arguments: data_tag: D40
type: byte[4]
name: retrieve_data
arguments: data_tag: D21
type: byte[4]
name: retrieve_data
arguments: data_tag: D32
type: byte[4]

tool: {"D6": [0x00,0x00,0x80,0x3f]}

tool: {"D38": [0x00,0x00,0x00,0x40]}

tool: {"D20": [0x00,0x00,0x40,0x40]}

tool: {"D40": [0x1c,0x30,0x05,0xc0]}

tool: {"D21": [0xa6,0xaa,0xaa,0x3d]}

tool: {"D32": [0x00,0x00,0x20,0x40]}

assistant: ```c
float fastlgamma(float x) {
  float logterm = fastlog(x * (1.0f + x) * (2.0f + x));
  float xp3 = 3.0f + x;
  return -2.081061466f - x + 0.0833333f / xp3 - logterm + (2.5f + x) * fastlog(xp3);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<fastlgamma>:
  endbr64
  sub    $0x18,%rsp
  movaps %xmm0,%xmm1
  movss  D58(%rip),%xmm0
  movaps %xmm1,%xmm2
  addss  D6(%rip),%xmm2
  movss  %xmm1,0x8(%rsp)
  addss  %xmm1,%xmm0
  mulss  %xmm1,%xmm0
  mulss  %xmm2,%xmm0
  call   <fastlog@plt>
  movss  0x8(%rsp),%xmm1
  movss  D15(%rip),%xmm3
  movss  D43(%rip),%xmm2
  movaps %xmm0,%xmm4
  movss  D34(%rip),%xmm0
  addss  %xmm1,%xmm3
  movss  %xmm1,0xc(%rsp)
  subss  %xmm1,%xmm0
  divss  %xmm3,%xmm2
  addss  %xmm2,%xmm0
  subss  %xmm4,%xmm0
  movss  %xmm0,0x8(%rsp)
  movaps %xmm3,%xmm0
  call   <fastlog@plt>
  movss  0xc(%rsp),%xmm1
  addss  D47(%rip),%xmm1
  mulss  %xmm0,%xmm1
  movss  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  addss  %xmm1,%xmm0
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D58
datatype: byte[4]
name: extract_symbolic_data
arguments: data_tag: D6
datatype: byte[4]
name: extract_symbolic_data
arguments: data_tag: D15
datatype: byte[4]
name: extract_symbolic_data
arguments: data_tag: D43
datatype: byte[4]
name: extract_symbolic_data
arguments: data_tag: D34
datatype: byte[4]
name: extract_symbolic_data
arguments: data_tag: D47
datatype: byte[4]

tool: {"D58": [0x00,0x00,0x80,0x3f]}

tool: {"D6": [0x00,0x00,0x00,0x40]}

tool: {"D15": [0x00,0x00,0x40,0x40]}

tool: {"D43": [0xa6,0xaa,0xaa,0x3d]}

tool: {"D34": [0x1c,0x30,0x05,0xc0]}

tool: {"D47": [0x00,0x00,0x20,0x40]}

assistant: ```c
float fastlgamma(float x) {
  float logterm = fastlog(x * (1.0f + x) * (2.0f + x));
  float xp3 = 3.0f + x;
  return -2.081061466f - x + 0.0833333f / xp3 - logterm + (2.5f + x) * fastlog(xp3);
}
```
user: Translate the below assembly code into C programming language:

```asm
<fastlgamma>:
  endbr64
  sub    $0x18,%rsp
  movaps %xmm0,%xmm1
  movss  D54(%rip),%xmm0
  movaps %xmm1,%xmm2
  addss  D4(%rip),%xmm2
  movss  %xmm1,0x8(%rsp)
  addss  %xmm1,%xmm0
  mulss  %xmm1,%xmm0
  mulss  %xmm2,%xmm0
  call   <fastlog@plt>
  movss  0x8(%rsp),%xmm1
  movss  D21(%rip),%xmm3
  movss  D41(%rip),%xmm2
  movaps %xmm0,%xmm4
  movss  D14(%rip),%xmm0
  addss  %xmm1,%xmm3
  movss  %xmm1,0xc(%rsp)
  subss  %xmm1,%xmm0
  divss  %xmm3,%xmm2
  addss  %xmm2,%xmm0
  subss  %xmm4,%xmm0
  movss  %xmm0,0x8(%rsp)
  movaps %xmm3,%xmm0
  call   <fastlog@plt>
  movss  0xc(%rsp),%xmm1
  addss  D47(%rip),%xmm1
  mulss  %xmm0,%xmm1
  movss  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  addss  %xmm1,%xmm0
  ret
```

tool_calls: name: read_data
arguments: data_tag: D54
type_guessed: byte[4]
name: read_data
arguments: data_tag: D4
type_guessed: byte[4]
name: read_data
arguments: data_tag: D21
type_guessed: byte[4]
name: read_data
arguments: data_tag: D41
type_guessed: byte[4]
name: read_data
arguments: data_tag: D14
type_guessed: byte[4]
name: read_data
arguments: data_tag: D47
type_guessed: byte[4]

tool: {"D54": [0x00,0x00,0x80,0x3f]}

tool: {"D4": [0x00,0x00,0x00,0x40]}

tool: {"D21": [0x00,0x00,0x40,0x40]}

tool: {"D41": [0xa6,0xaa,0xaa,0x3d]}

tool: {"D14": [0x1c,0x30,0x05,0xc0]}

tool: {"D47": [0x00,0x00,0x20,0x40]}

assistant: ```c
float fastlgamma(float x) {
  float logterm = fastlog(x * (1.0f + x) * (2.0f + x));
  float xp3 = 3.0f + x;
  return -2.081061466f - x + 0.0833333f / xp3 - logterm + (2.5f + x) * fastlog(xp3);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<rk31sdk_get_sdio_wifi_voltage>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movl   $0xbb8,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int rk31sdk_get_sdio_wifi_voltage(void) {
  int voltage;
  voltage = 3000;
  return voltage;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<rk31sdk_get_sdio_wifi_voltage>:
  endbr64
  mov    $0xbb8,%eax
  ret
```

assistant: ```c
int rk31sdk_get_sdio_wifi_voltage(void) {
  int voltage;
  voltage = 3000;
  return voltage;
}
```
user: Translate the below assembly code into C programming language:

```asm
<rk31sdk_get_sdio_wifi_voltage>:
  endbr64
  mov    $0xbb8,%eax
  ret
```

assistant: ```c
int rk31sdk_get_sdio_wifi_voltage(void) {
  int voltage;
  voltage = 3000;
  return voltage;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<rk31sdk_get_sdio_wifi_voltage>:
  endbr64
  mov    $0xbb8,%eax
  ret
```

assistant: ```c
int rk31sdk_get_sdio_wifi_voltage(void) {
  int voltage;
  voltage = 3000;
  return voltage;
}
```
user: What is the c source code of the assembly code below:

```asm
<FREAD>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    -0x30(%rbp),%rcx
  mov    -0x28(%rbp),%rdx
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <fread@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <ferror@plt>
  test   %rax,%rax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  cmp    %rax,-0x8(%rbp)
  setbe  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
size_t FREAD(void *buf, size_t s, size_t n, FILE *f) {
  size_t const read = fread(buf, s, n, f);
  assert(ferror(f) == 0);
  assert(read <= s * n);
  return read;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<FREAD>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%rbx
  mov    %rdx,%r12
  mov    %rcx,%r13
  call   <fread@plt>
  mov    %rax,%rbp
  mov    %r13,%rdi
  call   <ferror@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  imul   %r12,%rbx
  cmp    %rbp,%rbx
  setae  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
size_t FREAD(void *buf, size_t s, size_t n, FILE *f) {
  size_t const read = fread(buf, s, n, f);
  assert(ferror(f) == 0);
  assert(read <= s * n);
  return read;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<FREAD>:
  endbr64
  push   %r13
  mov    %rcx,%r13
  push   %r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <fread@plt>
  mov    %r13,%rdi
  mov    %rax,%r12
  call   <ferror@plt>
  xor    %edi,%edi
  test   %rax,%rax
  sete   %dil
  imul   %rbp,%rbx
  call   <assert@plt>
  xor    %edi,%edi
  cmp    %r12,%rbx
  setae  %dil
  call   <assert@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
size_t FREAD(void *buf, size_t s, size_t n, FILE *f) {
  size_t const read = fread(buf, s, n, f);
  assert(ferror(f) == 0);
  assert(read <= s * n);
  return read;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<FREAD>:
  endbr64
  push   %r13
  mov    %rcx,%r13
  push   %r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <fread@plt>
  mov    %r13,%rdi
  mov    %rax,%r12
  call   <ferror@plt>
  xor    %edi,%edi
  test   %rax,%rax
  sete   %dil
  imul   %rbp,%rbx
  call   <assert@plt>
  xor    %edi,%edi
  cmp    %r12,%rbx
  setae  %dil
  call   <assert@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
size_t FREAD(void *buf, size_t s, size_t n, FILE *f) {
  size_t const read = fread(buf, s, n, f);
  assert(ferror(f) == 0);
  assert(read <= s * n);
  return read;
}
```
user: What is the c source code of the assembly code below:

```asm
<stddev>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movss  %xmm0,-0x20(%rbp)
  pxor   %xmm0,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L19
L10:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movaps %xmm0,%xmm1
  subss  -0x20(%rbp),%xmm1
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  subss  -0x20(%rbp),%xmm0
  mulss  %xmm1,%xmm0
  movss  -0x4(%rbp),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  addl   $0x1,-0x8(%rbp)
L19:
  mov    -0x8(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L10
  pxor   %xmm1,%xmm1
  cvtsi2ssl -0x1c(%rbp),%xmm1
  movss  -0x4(%rbp),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movd   %eax,%xmm0
  call   <sqrtf@plt>
  movd   %xmm0,%eax
  mov    %eax,-0x4(%rbp)
  movss  -0x4(%rbp),%xmm0
  leave
  ret
```

assistant: ```c
float stddev(float *input, int length, float avg) {
  int i;
  float sd = 0.0;
  for (i = 0; i < length; i++)
    sd = sd + (input[i] - avg) * (input[i] - avg);
  sd = sd / (float)length;
  sd = sqrtf(sd);
  return sd;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<stddev>:
  endbr64
  test   %esi,%esi
  jle    L31
  movaps %xmm0,%xmm2
  mov    %rdi,%rax
  lea    -0x1(%rsi),%edx
  lea    0x4(%rdi,%rdx,4),%rdx
  pxor   %xmm0,%xmm0
L15:
  movss  (%rax),%xmm1
  subss  %xmm2,%xmm1
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm0
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L15
L0:
  pxor   %xmm1,%xmm1
  cvtsi2ss %esi,%xmm1
  divss  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  ucomiss %xmm0,%xmm1
  ja     L20
  sqrtss %xmm0,%xmm0
  ret
L31:
  pxor   %xmm0,%xmm0
  jmp    L0
L20:
  sub    $0x8,%rsp
  call   <sqrtf@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
float stddev(float *input, int length, float avg) {
  int i;
  float sd = 0.0;
  for (i = 0; i < length; i++)
    sd = sd + (input[i] - avg) * (input[i] - avg);
  sd = sd / (float)length;
  sd = sqrtf(sd);
  return sd;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<stddev>:
  endbr64
  movaps %xmm0,%xmm2
  test   %esi,%esi
  jle    L25
  lea    -0x1(%rsi),%eax
  pxor   %xmm3,%xmm3
  lea    0x4(%rdi,%rax,4),%rax
  movaps %xmm3,%xmm0
  nopw   0x0(%rax,%rax,1)
L27:
  movss  (%rdi),%xmm1
  add    $0x4,%rdi
  subss  %xmm2,%xmm1
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm0
  cmp    %rax,%rdi
  jne    L27
L33:
  pxor   %xmm1,%xmm1
  cvtsi2ss %esi,%xmm1
  divss  %xmm1,%xmm0
  ucomiss %xmm0,%xmm3
  ja     L24
  sqrtss %xmm0,%xmm0
  ret
  nop
L25:
  pxor   %xmm3,%xmm3
  movaps %xmm3,%xmm0
  jmp    L33
L24:
  jmp    1050 <sqrtf@plt>
```

assistant: ```c
float stddev(float *input, int length, float avg) {
  int i;
  float sd = 0.0;
  for (i = 0; i < length; i++)
    sd = sd + (input[i] - avg) * (input[i] - avg);
  sd = sd / (float)length;
  sd = sqrtf(sd);
  return sd;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<stddev>:
  endbr64
  mov    %esi,%edx
  movaps %xmm0,%xmm3
  test   %esi,%esi
  jle    L10
  lea    -0x1(%rsi),%eax
  cmp    $0x2,%eax
  jbe    L77
  mov    %esi,%ecx
  pxor   %xmm5,%xmm5
  movaps %xmm0,%xmm4
  mov    %rdi,%rax
  shr    $0x2,%ecx
  movaps %xmm5,%xmm2
  shufps $0x0,%xmm4,%xmm4
  sub    $0x1,%ecx
  shl    $0x4,%rcx
  lea    0x10(%rdi,%rcx,1),%rcx
  nop
L49:
  movups (%rax),%xmm1
  add    $0x10,%rax
  subps  %xmm4,%xmm1
  mulps  %xmm1,%xmm1
  movaps %xmm1,%xmm0
  addss  %xmm2,%xmm0
  movaps %xmm1,%xmm2
  shufps $0x55,%xmm1,%xmm2
  addss  %xmm2,%xmm0
  movaps %xmm1,%xmm2
  unpckhps %xmm1,%xmm2
  shufps $0xff,%xmm1,%xmm1
  addss  %xmm2,%xmm0
  addss  %xmm1,%xmm0
  movaps %xmm0,%xmm2
  cmp    %rcx,%rax
  jne    L49
  mov    %edx,%eax
  and    $0xfffffffc,%eax
  test   $0x3,%dl
  je     L66
L15:
  movslq %eax,%rcx
  movss  (%rdi,%rcx,4),%xmm0
  lea    0x0(,%rcx,4),%rsi
  lea    0x1(%rax),%ecx
  subss  %xmm3,%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm2
  cmp    %ecx,%edx
  jle    L66
  movss  0x4(%rdi,%rsi,1),%xmm0
  add    $0x2,%eax
  subss  %xmm3,%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm2
  cmp    %eax,%edx
  jle    L66
  movss  0x8(%rdi,%rsi,1),%xmm0
  subss  %xmm3,%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm2
L66:
  pxor   %xmm0,%xmm0
  cvtsi2ss %edx,%xmm0
  divss  %xmm0,%xmm2
  ucomiss %xmm2,%xmm5
  movaps %xmm2,%xmm0
  ja     L60
  sqrtss %xmm0,%xmm0
  ret
  nopw   0x0(%rax,%rax,1)
L10:
  pxor   %xmm5,%xmm5
  movaps %xmm5,%xmm2
  jmp    L66
L77:
  pxor   %xmm5,%xmm5
  xor    %eax,%eax
  movaps %xmm5,%xmm2
  jmp    L15
L60:
  jmp    1050 <sqrtf@plt>
```

assistant: ```c
float stddev(float *input, int length, float avg) {
  int i;
  float sd = 0.0;
  for (i = 0; i < length; i++)
    sd = sd + (input[i] - avg) * (input[i] - avg);
  sd = sd / (float)length;
  sd = sqrtf(sd);
  return sd;
}
```