ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D5(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <puts@plt>
  lea    D2(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D15(%rip),%rdi
  call   <scanf@plt>
  pxor   %xmm0,%xmm0
  mov    $0x1,%eax
  lea    D16(%rip),%rdi
  cvtss2sd 0x4(%rsp),%xmm0
  mulsd  D21(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  cvtss2sd %xmm0,%xmm0
  call   <printf@plt>
  lea    D28(%rip),%rdi
  call   <puts@plt>
  xor    %eax,%eax
  call   <getchar@plt>
  xor    %eax,%eax
  call   <getchar@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D5
type: string
name: parse_data
arguments: label: D2
type: string
name: parse_data
arguments: label: D15
type: string
name: parse_data
arguments: label: D16
type: string
name: parse_data
arguments: label: D21
type: f64
name: parse_data
arguments: label: D28
type: string

tool: D5: 
 ** Conversor de polegadas para milimetros ** 

tool: D2: 
Digite o volume em polegadas: 

tool: D15: %f

tool: D16: 
O Volume em milimetros e: %f.


tool: D21: 25.4

tool: D28: 

<< Marco_Tulio >>

assistant: ```c
main() {
  float Pol, Mm;
  printf("\n ** Conversor de polegadas para milimetros ** \n");
  printf("\nDigite o volume em polegadas: ");
  scanf("%f", &Pol);
  Mm = Pol * 25.4;
  printf("\nO Volume em milimetros e: %f.\n", Mm);
  printf("\n\n<< Marco_Tulio >>\n");
  getchar(), getchar();
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<f1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  add    $0xc,%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

assistant: ```c
int f1() {
  int a[2][3];
  return a[1];
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<f1>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L4
  lea    0xc(%rsp),%eax
  add    $0x28,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int f1() {
  int a[2][3];
  return a[1];
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<f1>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  lea    0xc(%rsp),%eax
  add    $0x28,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int f1() {
  int a[2][3];
  return a[1];
}
```
user: What is the c source code of the assembly code below?

```asm
<f1>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L4
  lea    0xc(%rsp),%eax
  add    $0x28,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int f1() {
  int a[2][3];
  return a[1];
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<_normalizeFloatArray>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  pxor   %xmm0,%xmm0
  movss  %xmm0,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L62
L5:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  -0xc(%rbp),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,-0xc(%rbp)
  addq   $0x1,-0x8(%rbp)
L62:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L5
  movq   $0x0,-0x8(%rbp)
  jmp    L23
L75:
  movss  -0xc(%rbp),%xmm0
  pxor   %xmm1,%xmm1
  comiss %xmm1,%xmm0
  jbe    L56
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  divss  -0xc(%rbp),%xmm0
  jmp    L26
L56:
  mov    -0x20(%rbp),%rax
  test   %rax,%rax
  js     L33
  pxor   %xmm1,%xmm1
  cvtsi2ss %rax,%xmm1
  jmp    L7
L33:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2ss %rdx,%xmm0
  movaps %xmm0,%xmm1
  addss  %xmm0,%xmm1
L7:
  movss  D6(%rip),%xmm0
  divss  %xmm1,%xmm0
L26:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  %xmm0,(%rax)
  addq   $0x1,-0x8(%rbp)
L23:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L75
  nop
  nop
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D6
type_infered: byte[4]

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

assistant: ```c
void _normalizeFloatArray(float *array, uint length) {
  uint i;
  float sum = 0;
  for (i = 0; i < length; i++) {
    sum += array[i];
  }
  for (i = 0; i < length; i++) {
    array[i] = (sum > 0) ? array[i] / sum : 1 / (float)length;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<_normalizeFloatArray>:
  endbr64
  test   %rsi,%rsi
  je     L51
  mov    %rdi,%rax
  lea    (%rdi,%rsi,4),%rdx
  pxor   %xmm0,%xmm0
L28:
  addss  (%rdi),%xmm0
  add    $0x4,%rdi
  cmp    %rdx,%rdi
  jne    L28
  pxor   %xmm3,%xmm3
  movss  D1(%rip),%xmm4
  mov    %rsi,%rdi
  and    $0x1,%edi
  jmp    L62
L26:
  movss  (%rax),%xmm1
  divss  %xmm0,%xmm1
L2:
  movss  %xmm1,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  je     L51
L62:
  comiss %xmm3,%xmm0
  ja     L26
  test   %rsi,%rsi
  js     L36
  pxor   %xmm2,%xmm2
  cvtsi2ss %rsi,%xmm2
L77:
  movaps %xmm4,%xmm1
  divss  %xmm2,%xmm1
  jmp    L2
L36:
  mov    %rsi,%rcx
  shr    %rcx
  or     %rdi,%rcx
  pxor   %xmm2,%xmm2
  cvtsi2ss %rcx,%xmm2
  addss  %xmm2,%xmm2
  jmp    L77
L51:
  ret
```

tool_calls: name: read_data
arguments: tag: D1
data_type: byte[4]

tool: {"D1": [0x00,0x00,0x80,0x3f]}

assistant: ```c
void _normalizeFloatArray(float *array, uint length) {
  uint i;
  float sum = 0;
  for (i = 0; i < length; i++) {
    sum += array[i];
  }
  for (i = 0; i < length; i++) {
    array[i] = (sum > 0) ? array[i] / sum : 1 / (float)length;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<_normalizeFloatArray>:
  endbr64
  test   %rsi,%rsi
  je     L40
  pxor   %xmm2,%xmm2
  lea    (%rdi,%rsi,4),%rdx
  mov    %rdi,%rax
  movaps %xmm2,%xmm0
  nopw   0x0(%rax,%rax,1)
L50:
  addss  (%rax),%xmm0
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L50
  movss  D6(%rip),%xmm4
  jmp    L14
  nopw   0x0(%rax,%rax,1)
L9:
  movss  (%rdi),%xmm1
  add    $0x4,%rdi
  divss  %xmm0,%xmm1
  movss  %xmm1,-0x4(%rdi)
  cmp    %rdx,%rdi
  je     L40
L14:
  comiss %xmm2,%xmm0
  ja     L9
  pxor   %xmm3,%xmm3
  movaps %xmm4,%xmm1
  add    $0x4,%rdi
  cvtsi2ss %rsi,%xmm3
  divss  %xmm3,%xmm1
  movss  %xmm1,-0x4(%rdi)
  cmp    %rdx,%rdi
  jne    L14
L40:
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D6
datatype: byte[4]

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

assistant: ```c
void _normalizeFloatArray(float *array, uint length) {
  uint i;
  float sum = 0;
  for (i = 0; i < length; i++) {
    sum += array[i];
  }
  for (i = 0; i < length; i++) {
    array[i] = (sum > 0) ? array[i] / sum : 1 / (float)length;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<_normalizeFloatArray>:
  endbr64
  mov    %rdi,%rdx
  mov    %rsi,%rcx
  test   %rsi,%rsi
  je     L53
  lea    -0x1(%rsi),%rdi
  cmp    $0x2,%rdi
  jbe    L75
  shr    $0x2,%rsi
  pxor   %xmm3,%xmm3
  mov    %rdx,%rax
  shl    $0x4,%rsi
  movaps %xmm3,%xmm1
  add    %rdx,%rsi
  cs nopw 0x0(%rax,%rax,1)
L60:
  movups (%rax),%xmm0
  add    $0x10,%rax
  addss  %xmm0,%xmm1
  movaps %xmm0,%xmm2
  shufps $0x55,%xmm0,%xmm2
  addss  %xmm2,%xmm1
  movaps %xmm0,%xmm2
  unpckhps %xmm0,%xmm2
  shufps $0xff,%xmm0,%xmm0
  addss  %xmm2,%xmm1
  addss  %xmm0,%xmm1
  cmp    %rsi,%rax
  jne    L60
  mov    %rcx,%rax
  and    $0xfffffffffffffffc,%rax
  test   $0x3,%cl
  je     L131
L65:
  lea    0x1(%rax),%r8
  addss  (%rdx,%rax,4),%xmm1
  lea    0x0(,%rax,4),%rsi
  cmp    %r8,%rcx
  jbe    L106
  add    $0x2,%rax
  addss  0x4(%rdx,%rsi,1),%xmm1
  cmp    %rax,%rcx
  jbe    L106
  addss  0x8(%rdx,%rsi,1),%xmm1
L106:
  comiss %xmm3,%xmm1
  jbe    L98
  cmp    $0x2,%rdi
  jbe    L16
L157:
  mov    %rcx,%rsi
  movaps %xmm1,%xmm2
  mov    %rdx,%rax
  shr    $0x2,%rsi
  shufps $0x0,%xmm2,%xmm2
  shl    $0x4,%rsi
  add    %rdx,%rsi
  nopl   0x0(%rax,%rax,1)
L78:
  movups (%rax),%xmm0
  add    $0x10,%rax
  divps  %xmm2,%xmm0
  movups %xmm0,-0x10(%rax)
  cmp    %rsi,%rax
  jne    L78
  mov    %rcx,%rax
  and    $0xfffffffffffffffc,%rax
  test   $0x3,%cl
  je     L0
L132:
  lea    0x0(,%rax,4),%rsi
  lea    (%rdx,%rsi,1),%rdi
  movss  (%rdi),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rdi)
  lea    0x1(%rax),%rdi
  cmp    %rdi,%rcx
  jbe    L53
  lea    0x4(%rdx,%rsi,1),%rdi
  add    $0x2,%rax
  movss  (%rdi),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rdi)
  cmp    %rax,%rcx
  jbe    L53
  lea    0x8(%rdx,%rsi,1),%rax
  movss  (%rax),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  ret
  nopl   0x0(%rax,%rax,1)
L53:
  ret
  nopl   0x0(%rax)
L131:
  comiss %xmm3,%xmm1
  ja     L157
L98:
  pxor   %xmm1,%xmm1
  movss  D6(%rip),%xmm0
  mov    %rdx,%rax
  lea    (%rdx,%rcx,4),%rdx
  cvtsi2ss %rcx,%xmm1
  divss  %xmm1,%xmm0
  nopl   (%rax)
L41:
  movss  %xmm0,(%rax)
  add    $0x4,%rax
  cmp    %rax,%rdx
  jne    L41
  ret
  xchg   %ax,%ax
L0:
  ret
L75:
  pxor   %xmm3,%xmm3
  xor    %eax,%eax
  movaps %xmm3,%xmm1
  jmp    L65
L16:
  xor    %eax,%eax
  jmp    L132
```

tool_calls: name: read_data
arguments: data_label: D6
datatype: byte[4]

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

assistant: ```c
void _normalizeFloatArray(float *array, uint length) {
  uint i;
  float sum = 0;
  for (i = 0; i < length; i++) {
    sum += array[i];
  }
  for (i = 0; i < length; i++) {
    array[i] = (sum > 0) ? array[i] / sum : 1 / (float)length;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<bswap_16>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  sar    $0x8,%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  shl    $0x8,%eax
  or     %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
__attribute__((always_)) __attribute__((const)) uint16_t bswap_16(uint16_t x) {
  x = (x >> 8) | (x << 8);
  return x;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<bswap_16>:
  endbr64
  mov    %edi,%eax
  sar    $0x8,%eax
  shl    $0x8,%edi
  or     %edi,%eax
  ret
```

assistant: ```c
__attribute__((always_)) __attribute__((const)) uint16_t bswap_16(uint16_t x) {
  x = (x >> 8) | (x << 8);
  return x;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<bswap_16>:
  endbr64
  mov    %edi,%eax
  shl    $0x8,%edi
  sar    $0x8,%eax
  or     %edi,%eax
  ret
```

assistant: ```c
__attribute__((always_)) __attribute__((const)) uint16_t bswap_16(uint16_t x) {
  x = (x >> 8) | (x << 8);
  return x;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<bswap_16>:
  endbr64
  mov    %edi,%eax
  shl    $0x8,%edi
  sar    $0x8,%eax
  or     %edi,%eax
  ret
```

assistant: ```c
__attribute__((always_)) __attribute__((const)) uint16_t bswap_16(uint16_t x) {
  x = (x >> 8) | (x << 8);
  return x;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sift_add_gaussian_blur>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  movss  %xmm0,-0x2c(%rbp)
  movss  -0x2c(%rbp),%xmm1
  movss  D2(%rip),%xmm0
  mulss  %xmm1,%xmm0
  cvttss2si %xmm0,%eax
  mov    %eax,%edi
  call   <ceil@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  mov    %edx,%edi
  movd   %eax,%xmm0
  call   <malloc_gaussian_symm_kernel@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0xc(%rbp),%r9d
  mov    -0x8(%rbp),%r8
  mov    -0x28(%rbp),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    -0xc(%rbp),%edi
  push   %rdi
  push   -0x8(%rbp)
  mov    %rax,%rdi
  call   <convolve_symm@plt>
  add    $0x10,%rsp
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xfree@plt>
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D2
data_type: byte[4]

tool: {"D2": [0x00,0x00,0x80,0x40]}

assistant: ```c
void sift_add_gaussian_blur(const float *in, float *out, int w, int h, float sigma) {
  int r_gker = (int)ceil(4 * sigma);
  float *gker = malloc_gaussian_symm_kernel(sigma, r_gker);
  convolve_symm(in, out, w, h, gker, r_gker, gker, r_gker);
  xfree(gker);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<sift_add_gaussian_blur>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    %edx,%r14d
  mov    %ecx,%r15d
  movss  %xmm0,0xc(%rsp)
  movaps %xmm0,%xmm1
  mulss  D9(%rip),%xmm1
  cvttss2si %xmm1,%edi
  call   <ceil@plt>
  mov    %rax,%rbp
  mov    %eax,%edi
  movss  0xc(%rsp),%xmm0
  call   <malloc_gaussian_symm_kernel@plt>
  mov    %rax,%rbx
  push   %rbp
  push   %rax
  mov    %ebp,%r9d
  mov    %rax,%r8
  mov    %r15d,%ecx
  mov    %r14d,%edx
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <convolve_symm@plt>
  mov    %rbx,%rdi
  call   <xfree@plt>
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: retrieve_data
arguments: label: D9
datatype: byte[4]

tool: {"D9": [0x00,0x00,0x80,0x40]}

assistant: ```c
void sift_add_gaussian_blur(const float *in, float *out, int w, int h, float sigma) {
  int r_gker = (int)ceil(4 * sigma);
  float *gker = malloc_gaussian_symm_kernel(sigma, r_gker);
  convolve_symm(in, out, w, h, gker, r_gker, gker, r_gker);
  xfree(gker);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<sift_add_gaussian_blur>:
  endbr64
  push   %r15
  movaps %xmm0,%xmm1
  mov    %ecx,%r15d
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mulss  D4(%rip),%xmm1
  movss  %xmm0,0xc(%rsp)
  cvttss2si %xmm1,%edi
  call   <ceil@plt>
  movss  0xc(%rsp),%xmm0
  mov    %eax,%edi
  mov    %rax,%rbx
  call   <malloc_gaussian_symm_kernel@plt>
  push   %rbx
  mov    %r12,%rdi
  mov    %ebx,%r9d
  push   %rax
  mov    %r15d,%ecx
  mov    %r14d,%edx
  mov    %r13,%rsi
  mov    %rax,%r8
  mov    %rax,%rbp
  call   <convolve_symm@plt>
  add    $0x28,%rsp
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1080 <xfree@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D4
type: byte[4]

tool: {"D4": [0x00,0x00,0x80,0x40]}

assistant: ```c
void sift_add_gaussian_blur(const float *in, float *out, int w, int h, float sigma) {
  int r_gker = (int)ceil(4 * sigma);
  float *gker = malloc_gaussian_symm_kernel(sigma, r_gker);
  convolve_symm(in, out, w, h, gker, r_gker, gker, r_gker);
  xfree(gker);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<sift_add_gaussian_blur>:
  endbr64
  push   %r15
  movaps %xmm0,%xmm1
  mov    %ecx,%r15d
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mulss  D0(%rip),%xmm1
  movss  %xmm0,0xc(%rsp)
  cvttss2si %xmm1,%edi
  call   <ceil@plt>
  movss  0xc(%rsp),%xmm0
  mov    %eax,%edi
  mov    %rax,%rbx
  call   <malloc_gaussian_symm_kernel@plt>
  push   %rbx
  mov    %r12,%rdi
  mov    %ebx,%r9d
  push   %rax
  mov    %r15d,%ecx
  mov    %r14d,%edx
  mov    %r13,%rsi
  mov    %rax,%r8
  mov    %rax,%rbp
  call   <convolve_symm@plt>
  add    $0x28,%rsp
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1080 <xfree@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D0
data_type: byte[4]

tool: {"D0": [0x00,0x00,0x80,0x40]}

assistant: ```c
void sift_add_gaussian_blur(const float *in, float *out, int w, int h, float sigma) {
  int r_gker = (int)ceil(4 * sigma);
  float *gker = malloc_gaussian_symm_kernel(sigma, r_gker);
  convolve_symm(in, out, w, h, gker, r_gker, gker, r_gker);
  xfree(gker);
}
```
user: What is the c source code of the assembly code below?

```asm
<add_history>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L22
  jmp    L37
L26:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L32
  movl   $0x1,-0x4(%rbp)
L32:
  addl   $0x1,-0x8(%rbp)
L37:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L26
  cmpl   $0x0,-0x4(%rbp)
  je     L22
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <history@plt>
L22:
  nop
  leave
  ret
```

assistant: ```c
void add_history(char *str) {
  int i;
  int res;
  i = 0;
  res = 0;
  if (str) {
    while (str[i]) {
      if (str[i] != ' ')
        res = 1;
      ++i;
    }
    if (res)
      history(0, str);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<add_history>:
  endbr64
  test   %rdi,%rdi
  je     L32
  movzbl (%rdi),%eax
  test   %al,%al
  je     L32
  lea    0x1(%rdi),%rdx
  mov    $0x0,%ecx
  mov    $0x1,%r8d
L6:
  cmp    $0x20,%al
  cmovne %r8d,%ecx
  add    $0x1,%rdx
  movzbl -0x1(%rdx),%eax
  test   %al,%al
  jne    L6
  test   %ecx,%ecx
  jne    L8
L32:
  ret
L8:
  sub    $0x8,%rsp
  mov    %rdi,%rsi
  mov    $0x0,%edi
  call   <history@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void add_history(char *str) {
  int i;
  int res;
  i = 0;
  res = 0;
  if (str) {
    while (str[i]) {
      if (str[i] != ' ')
        res = 1;
      ++i;
    }
    if (res)
      history(0, str);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<add_history>:
  endbr64
  test   %rdi,%rdi
  je     L19
  movzbl (%rdi),%eax
  test   %al,%al
  je     L19
  lea    0x1(%rdi),%rdx
  xor    %ecx,%ecx
  mov    $0x1,%r8d
  nopl   0x0(%rax)
L0:
  cmp    $0x20,%al
  cmovne %r8d,%ecx
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  test   %al,%al
  jne    L0
  test   %ecx,%ecx
  jne    L13
L19:
  ret
  cs nopw 0x0(%rax,%rax,1)
L13:
  mov    %rdi,%rsi
  xor    %edi,%edi
  jmp    1050 <history@plt>
```

assistant: ```c
void add_history(char *str) {
  int i;
  int res;
  i = 0;
  res = 0;
  if (str) {
    while (str[i]) {
      if (str[i] != ' ')
        res = 1;
      ++i;
    }
    if (res)
      history(0, str);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<add_history>:
  endbr64
  test   %rdi,%rdi
  je     L33
  movzbl (%rdi),%eax
  test   %al,%al
  je     L33
  lea    0x1(%rdi),%rdx
  xor    %ecx,%ecx
  mov    $0x1,%r8d
  nopl   0x0(%rax)
L2:
  cmp    $0x20,%al
  cmovne %r8d,%ecx
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  test   %al,%al
  jne    L2
  test   %ecx,%ecx
  jne    L26
L33:
  ret
  cs nopw 0x0(%rax,%rax,1)
L26:
  mov    %rdi,%rsi
  xor    %edi,%edi
  jmp    1050 <history@plt>
```

assistant: ```c
void add_history(char *str) {
  int i;
  int res;
  i = 0;
  res = 0;
  if (str) {
    while (str[i]) {
      if (str[i] != ' ')
        res = 1;
      ++i;
    }
    if (res)
      history(0, str);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<sieve>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,-0x34(%rbp)
  mov    -0x34(%rbp),%eax
  mov    %eax,%edi
  call   <log@plt>
  mov    %eax,%ebx
  mov    -0x34(%rbp),%eax
  mov    %eax,%edi
  call   <log@plt>
  mov    %eax,%edi
  call   <log@plt>
  lea    (%rbx,%rax,1),%edx
  mov    -0x34(%rbp),%eax
  imul   %edx,%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x18(%rbp)
  movl   $0x2,-0x2c(%rbp)
  jmp    L91
L13:
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L67
  mov    -0x2c(%rbp),%eax
  add    %eax,%eax
  mov    %eax,-0x28(%rbp)
  jmp    L55
L78:
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x1,(%rax)
  mov    -0x2c(%rbp),%eax
  add    %eax,-0x28(%rbp)
L55:
  mov    -0x28(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L78
L67:
  addl   $0x1,-0x2c(%rbp)
L91:
  mov    -0x2c(%rbp),%eax
  imul   %eax,%eax
  cmp    %eax,-0x1c(%rbp)
  jge    L13
  movl   $0x0,-0x20(%rbp)
  movl   $0x2,-0x2c(%rbp)
  jmp    L80
L10:
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L43
  addl   $0x1,-0x20(%rbp)
  mov    -0x20(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jne    L43
  mov    -0x2c(%rbp),%eax
  mov    %eax,-0x24(%rbp)
L43:
  addl   $0x1,-0x2c(%rbp)
L80:
  mov    -0x2c(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jge    L75
  cmpl   $0x0,-0x24(%rbp)
  je     L10
L75:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x24(%rbp),%eax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int sieve(int nth_prime) {
  int nth_prime_approx_max = (log(nth_prime) + log(log(nth_prime))) * nth_prime;
  int i, j;
  char *sieve = calloc(nth_prime_approx_max, 1);
  for (i = 2; i * i <= nth_prime_approx_max; i++) {
    if (!sieve[i]) {
      for (j = i + i; j < nth_prime_approx_max; j += i) {
        sieve[j] = 1;
      }
    }
  }
  int prime_to_return;
  int primes = 0;
  for (i = 2; i < nth_prime_approx_max && !prime_to_return; i++) {
    if (!sieve[i]) {
      primes++;
      if (primes == nth_prime) {
        prime_to_return = i;
      }
    }
  }
  free(sieve);
  return prime_to_return;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<sieve>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r12d
  call   <log@plt>
  mov    %eax,%ebx
  mov    %r12d,%edi
  call   <log@plt>
  mov    %eax,%edi
  call   <log@plt>
  add    %eax,%ebx
  imul   %r12d,%ebx
  mov    $0x1,%esi
  mov    %ebx,%edi
  call   <calloc@plt>
  mov    %rax,%rdi
  cmp    $0x3,%ebx
  jle    L25
  mov    $0x4,%eax
  mov    $0x2,%esi
  jmp    L80
L81:
  lea    0x1(%rcx),%edx
  add    $0x1,%rsi
  add    $0x2,%eax
  imul   %edx,%edx
  cmp    %ebx,%edx
  jg     L25
L80:
  mov    %esi,%ecx
  cmpb   $0x0,(%rdi,%rsi,1)
  jne    L81
  cmp    %eax,%ebx
  jle    L81
  movslq %eax,%rdx
L38:
  movb   $0x1,(%rdi,%rdx,1)
  add    %rsi,%rdx
  cmp    %edx,%ebx
  jg     L38
  jmp    L81
L25:
  cmp    $0x2,%ebx
  jle    L37
  lea    0x2(%rdi),%rdx
  mov    $0x0,%esi
  mov    $0x2,%eax
  mov    $0x0,%ecx
  jmp    L71
L65:
  add    $0x1,%eax
  add    $0x1,%rdx
  cmp    %eax,%ebx
  jle    L37
  test   %ebp,%ebp
  jne    L37
L71:
  mov    %ecx,%ebp
  cmpb   $0x0,(%rdx)
  jne    L65
  add    $0x1,%esi
  cmp    %esi,%r12d
  cmove  %eax,%ebp
  jmp    L65
L37:
  call   <free@plt>
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int sieve(int nth_prime) {
  int nth_prime_approx_max = (log(nth_prime) + log(log(nth_prime))) * nth_prime;
  int i, j;
  char *sieve = calloc(nth_prime_approx_max, 1);
  for (i = 2; i * i <= nth_prime_approx_max; i++) {
    if (!sieve[i]) {
      for (j = i + i; j < nth_prime_approx_max; j += i) {
        sieve[j] = 1;
      }
    }
  }
  int prime_to_return;
  int primes = 0;
  for (i = 2; i < nth_prime_approx_max && !prime_to_return; i++) {
    if (!sieve[i]) {
      primes++;
      if (primes == nth_prime) {
        prime_to_return = i;
      }
    }
  }
  free(sieve);
  return prime_to_return;
}
```