ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<pwm_get_period>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x58,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L6
  mov    %rsp,%rbp
  mov    %rsi,%r12
  mov    $0x40,%ecx
  mov    %rbp,%rdx
  lea    D15(%rip),%rsi
  call   <pwm_read@plt>
  mov    %r12,%rdx
  lea    D17(%rip),%rsi
  mov    %rbp,%rdi
  call   <sscanf@plt>
  xor    %eax,%eax
L24:
  mov    0x48(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x58,%rsp
  pop    %rbp
  pop    %r12
  ret
L6:
  mov    $0xffffffff,%eax
  jmp    L24
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D15
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D17
type_guessed: string

tool: D15: period

tool: D17: %lu

assistant: ```c
int pwm_get_period(char *pwm_key, unsigned long *period) {
  if (pwm_key == NULL)
    return -1;
  char value[64];
  pwm_read(pwm_key, "period", value, 64);
  sscanf(value, "%lu", period);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<ft_map>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movss  %xmm0,-0x4(%rbp)
  movss  %xmm1,-0x8(%rbp)
  movss  %xmm2,-0xc(%rbp)
  movss  %xmm3,-0x10(%rbp)
  pxor   %xmm0,%xmm0
  ucomiss -0x8(%rbp),%xmm0
  jp     L1
  pxor   %xmm0,%xmm0
  ucomiss -0x8(%rbp),%xmm0
  jne    L1
  pxor   %xmm0,%xmm0
  jmp    L11
L1:
  movss  -0x10(%rbp),%xmm0
  movaps %xmm0,%xmm1
  subss  -0xc(%rbp),%xmm1
  movss  -0x4(%rbp),%xmm0
  divss  -0x8(%rbp),%xmm0
  mulss  %xmm1,%xmm0
  addss  -0xc(%rbp),%xmm0
L11:
  pop    %rbp
  ret
```

assistant: ```c
float ft_map(float val, float range, float min2, float max2) {
  if (!range)
    return (0);
  return (min2 + ((max2 - min2) * (val / range)));
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ft_map>:
  endbr64
  ucomiss D9(%rip),%xmm1
  jp     L8
  pxor   %xmm4,%xmm4
  je     L10
L8:
  subss  %xmm2,%xmm3
  divss  %xmm1,%xmm0
  mulss  %xmm0,%xmm3
  movaps %xmm3,%xmm4
  addss  %xmm2,%xmm4
L10:
  movaps %xmm4,%xmm0
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D9
datatype: byte[4]

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

assistant: ```c
float ft_map(float val, float range, float min2, float max2) {
  if (!range)
    return (0);
  return (min2 + ((max2 - min2) * (val / range)));
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<ft_map>:
  endbr64
  pxor   %xmm5,%xmm5
  ucomiss %xmm5,%xmm1
  jp     L0
  pxor   %xmm4,%xmm4
  je     L7
L0:
  divss  %xmm1,%xmm0
  subss  %xmm2,%xmm3
  mulss  %xmm0,%xmm3
  movaps %xmm3,%xmm4
  addss  %xmm2,%xmm4
L7:
  movaps %xmm4,%xmm0
  ret
```

assistant: ```c
float ft_map(float val, float range, float min2, float max2) {
  if (!range)
    return (0);
  return (min2 + ((max2 - min2) * (val / range)));
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<ft_map>:
  endbr64
  pxor   %xmm5,%xmm5
  ucomiss %xmm5,%xmm1
  jp     L15
  pxor   %xmm4,%xmm4
  je     L4
L15:
  divss  %xmm1,%xmm0
  subss  %xmm2,%xmm3
  mulss  %xmm0,%xmm3
  movaps %xmm3,%xmm4
  addss  %xmm2,%xmm4
L4:
  movaps %xmm4,%xmm0
  ret
```

assistant: ```c
float ft_map(float val, float range, float min2, float max2) {
  if (!range)
    return (0);
  return (min2 + ((max2 - min2) * (val / range)));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<BWTOccValueMajorSizeInWord>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  add    $0xff,%eax
  shr    $0x8,%eax
  add    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  movl   $0x100,-0x4(%rbp)
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  sub    $0x1,%eax
  mov    $0x0,%edx
  divl   -0x4(%rbp)
  shl    $0x2,%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int BWTOccValueMajorSizeInWord(const unsigned int numChar) {
  unsigned int numOfOccValue;
  unsigned int numOfOccIntervalPerMajor;
  numOfOccValue = (numChar + 256 - 1) / 256 + 1;
  numOfOccIntervalPerMajor = 65536 / 256;
  return (numOfOccValue + numOfOccIntervalPerMajor - 1) / numOfOccIntervalPerMajor * 4;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<BWTOccValueMajorSizeInWord>:
  endbr64
  lea    0xff(%rdi),%eax
  shr    $0x8,%eax
  add    $0x100,%eax
  shr    $0x8,%eax
  shl    $0x2,%eax
  ret
```

assistant: ```c
unsigned int BWTOccValueMajorSizeInWord(const unsigned int numChar) {
  unsigned int numOfOccValue;
  unsigned int numOfOccIntervalPerMajor;
  numOfOccValue = (numChar + 256 - 1) / 256 + 1;
  numOfOccIntervalPerMajor = 65536 / 256;
  return (numOfOccValue + numOfOccIntervalPerMajor - 1) / numOfOccIntervalPerMajor * 4;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<BWTOccValueMajorSizeInWord>:
  endbr64
  lea    0xff(%rdi),%eax
  shr    $0x8,%eax
  add    $0x100,%eax
  shr    $0x8,%eax
  shl    $0x2,%eax
  ret
```

assistant: ```c
unsigned int BWTOccValueMajorSizeInWord(const unsigned int numChar) {
  unsigned int numOfOccValue;
  unsigned int numOfOccIntervalPerMajor;
  numOfOccValue = (numChar + 256 - 1) / 256 + 1;
  numOfOccIntervalPerMajor = 65536 / 256;
  return (numOfOccValue + numOfOccIntervalPerMajor - 1) / numOfOccIntervalPerMajor * 4;
}
```
user: What is the c source code of the assembly code below:

```asm
<BWTOccValueMajorSizeInWord>:
  endbr64
  lea    0xff(%rdi),%eax
  shr    $0x8,%eax
  add    $0x100,%eax
  shr    $0x8,%eax
  shl    $0x2,%eax
  ret
```

assistant: ```c
unsigned int BWTOccValueMajorSizeInWord(const unsigned int numChar) {
  unsigned int numOfOccValue;
  unsigned int numOfOccIntervalPerMajor;
  numOfOccValue = (numChar + 256 - 1) / 256 + 1;
  numOfOccIntervalPerMajor = 65536 / 256;
  return (numOfOccValue + numOfOccIntervalPerMajor - 1) / numOfOccIntervalPerMajor * 4;
}
```
user: Translate the below assembly code into C programming language:

```asm
<array_remove>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  js     L9
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x14(%rbp)
  jge    L9
  mov    $0x1,%eax
  jmp    L24
L9:
  mov    $0x0,%eax
L24:
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  sub    -0x14(%rbp),%eax
  sub    $0x1,%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rcx
  mov    -0x8(%rbp),%rax
  add    %rax,%rcx
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rsi
  mov    -0x8(%rbp),%rax
  add    %rsi,%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memmove@plt>
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  nop
  leave
  ret
```

assistant: ```c
void array_remove(void **array, int *nmemb, int p) {
  assert(p >= 0 && p < *nmemb);
  memmove(array + p, array + p + 1, ((*nmemb) - p - 1) * sizeof(void *));
  *nmemb = *nmemb - 1;
  return;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<array_remove>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    %edx,%ebx
  mov    $0x0,%edi
  test   %edx,%edx
  js     L4
  cmp    %edx,(%rsi)
  setg   %dil
  movzbl %dil,%edi
L4:
  call   <assert@plt>
  movslq %ebx,%rax
  lea    0x8(,%rax,8),%rax
  not    %ebx
  add    0x0(%rbp),%ebx
  lea    0x0(,%rbx,8),%edx
  lea    (%r12,%rax,1),%rsi
  lea    -0x8(%r12,%rax,1),%rdi
  call   <memmove@plt>
  subl   $0x1,0x0(%rbp)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void array_remove(void **array, int *nmemb, int p) {
  assert(p >= 0 && p < *nmemb);
  memmove(array + p, array + p + 1, ((*nmemb) - p - 1) * sizeof(void *));
  *nmemb = *nmemb - 1;
  return;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<array_remove>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  xor    %edi,%edi
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %edx,%ebx
  test   %edx,%edx
  js     L1
  xor    %edi,%edi
  cmp    %edx,(%rsi)
  setg   %dil
L1:
  call   <assert@plt>
  movslq %ebx,%rax
  not    %ebx
  add    0x0(%rbp),%ebx
  lea    0x8(,%rax,8),%rax
  lea    0x0(,%rbx,8),%edx
  lea    (%r12,%rax,1),%rsi
  lea    -0x8(%r12,%rax,1),%rdi
  call   <memmove@plt>
  pop    %rbx
  subl   $0x1,0x0(%rbp)
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void array_remove(void **array, int *nmemb, int p) {
  assert(p >= 0 && p < *nmemb);
  memmove(array + p, array + p + 1, ((*nmemb) - p - 1) * sizeof(void *));
  *nmemb = *nmemb - 1;
  return;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<array_remove>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  xor    %edi,%edi
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %edx,%ebx
  test   %edx,%edx
  js     L7
  xor    %edi,%edi
  cmp    %edx,(%rsi)
  setg   %dil
L7:
  call   <assert@plt>
  movslq %ebx,%rax
  not    %ebx
  add    0x0(%rbp),%ebx
  lea    0x8(,%rax,8),%rax
  lea    0x0(,%rbx,8),%edx
  lea    (%r12,%rax,1),%rsi
  lea    -0x8(%r12,%rax,1),%rdi
  call   <memmove@plt>
  pop    %rbx
  subl   $0x1,0x0(%rbp)
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void array_remove(void **array, int *nmemb, int p) {
  assert(p >= 0 && p < *nmemb);
  memmove(array + p, array + p + 1, ((*nmemb) - p - 1) * sizeof(void *));
  *nmemb = *nmemb - 1;
  return;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<align_avx2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  jmp    L25
L26:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <popcnt64@plt>
  mov    -0x18(%rbp),%rdx
  mov    (%rdx),%edx
  add    %edx,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  lea    0x4(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
L25:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  and    $0x7,%eax
  test   %rax,%rax
  jne    L26
  jmp    L23
L34:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <popcnt64@plt>
  mov    -0x18(%rbp),%rdx
  mov    (%rdx),%edx
  add    %edx,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x8(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  lea    0x20(%rax),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
L23:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rax
  and    $0x1f,%eax
  test   %rax,%rax
  jne    L34
  nop
  nop
  leave
  ret
```

assistant: ```c
void align_avx2(const uint8_t **p, uint64_t *size, uint64_t *cnt) {
  for (; (uintptr_t)*p % 8; (*p)++) {
    *cnt += popcnt64(**p);
    *size -= 1;
  }
  for (; (uintptr_t)*p % 32; (*p) += 8) {
    *cnt += popcnt64(*(const uint64_t *)*p);
    *size -= 8;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<align_avx2>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %rdx,%r12
  mov    (%rdi),%rax
  test   $0x7,%al
  je     L30
L25:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  subl   $0x1,0x0(%rbp)
  mov    (%rbx),%rax
  add    $0x4,%rax
  mov    %rax,(%rbx)
  test   $0x7,%al
  jne    L25
L30:
  mov    (%rbx),%rax
  test   $0x1f,%al
  je     L28
L38:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  subl   $0x8,0x0(%rbp)
  mov    (%rbx),%rax
  add    $0x20,%rax
  mov    %rax,(%rbx)
  test   $0x1f,%al
  jne    L38
L28:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void align_avx2(const uint8_t **p, uint64_t *size, uint64_t *cnt) {
  for (; (uintptr_t)*p % 8; (*p)++) {
    *cnt += popcnt64(**p);
    *size -= 1;
  }
  for (; (uintptr_t)*p % 32; (*p) += 8) {
    *cnt += popcnt64(*(const uint64_t *)*p);
    *size -= 8;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<align_avx2>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    (%rdi),%rax
  mov    %rdi,%rbx
  test   $0x7,%al
  je     L5
  nopl   0x0(%rax,%rax,1)
L28:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  mov    (%rbx),%rax
  subl   $0x1,0x0(%rbp)
  add    $0x4,%rax
  mov    %rax,(%rbx)
  test   $0x7,%al
  jne    L28
  test   $0x1f,%al
  je     L31
  nopl   0x0(%rax)
L7:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  mov    (%rbx),%rax
  subl   $0x8,0x0(%rbp)
  add    $0x20,%rax
  mov    %rax,(%rbx)
L5:
  test   $0x1f,%al
  jne    L7
L31:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void align_avx2(const uint8_t **p, uint64_t *size, uint64_t *cnt) {
  for (; (uintptr_t)*p % 8; (*p)++) {
    *cnt += popcnt64(**p);
    *size -= 1;
  }
  for (; (uintptr_t)*p % 32; (*p) += 8) {
    *cnt += popcnt64(*(const uint64_t *)*p);
    *size -= 8;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<align_avx2>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    (%rdi),%rax
  mov    %rdi,%rbx
  test   $0x7,%al
  je     L26
  nopl   0x0(%rax,%rax,1)
L14:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  mov    (%rbx),%rax
  subl   $0x1,0x0(%rbp)
  add    $0x4,%rax
  mov    %rax,(%rbx)
  test   $0x7,%al
  jne    L14
  test   $0x1f,%al
  je     L23
  nopl   0x0(%rax)
L25:
  mov    (%rax),%edi
  call   <popcnt64@plt>
  add    %eax,(%r12)
  mov    (%rbx),%rax
  subl   $0x8,0x0(%rbp)
  add    $0x20,%rax
  mov    %rax,(%rbx)
L26:
  test   $0x1f,%al
  jne    L25
L23:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void align_avx2(const uint8_t **p, uint64_t *size, uint64_t *cnt) {
  for (; (uintptr_t)*p % 8; (*p)++) {
    *cnt += popcnt64(**p);
    *size -= 1;
  }
  for (; (uintptr_t)*p % 32; (*p) += 8) {
    *cnt += popcnt64(*(const uint64_t *)*p);
    *size -= 8;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<findString>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L43
  cmpq   $0x0,-0x20(%rbp)
  je     L43
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L43
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L51
L43:
  mov    $0x0,%eax
  jmp    L7
L51:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  jmp    L60
L24:
  mov    -0x4(%rbp),%edx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  jne    L50
  mov    -0x18(%rbp),%rax
  jmp    L7
L50:
  addq   $0x1,-0x18(%rbp)
  subl   $0x1,-0x8(%rbp)
L60:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L18
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jge    L24
L18:
  mov    $0x0,%eax
L7:
  leave
  ret
```

assistant: ```c
char *findString(char *p, char *s) {
  if (!p || !s || !*p || !*s)
    return NULL;
  int pl = strlen(p);
  int sl = strlen(s);
  while (*p && pl >= sl) {
    if (strncasecmp(p, s, sl) == 0)
      return p;
    p++;
    pl--;
  }
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<findString>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  test   %rdi,%rdi
  je     L101
  mov    %rdi,%r14
  mov    %rsi,%r12
  test   %rsi,%rsi
  je     L101
  cmpb   $0x0,(%rdi)
  je     L70
  mov    $0x0,%ebx
  cmpb   $0x0,(%rsi)
  je     L89
  call   <strlen@plt>
  mov    %eax,%r13d
  mov    %r12,%rdi
  call   <strlen@plt>
  mov    %eax,%ebp
  cmpb   $0x0,(%r14)
  je     L69
  cmp    %eax,%r13d
  jl     L69
  mov    %r14,%rbx
  add    %r14d,%r13d
L104:
  mov    %ebp,%edx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  je     L89
  add    $0x1,%rbx
  mov    %r13d,%eax
  sub    %ebx,%eax
  cmpb   $0x0,(%rbx)
  je     L66
  cmp    %ebp,%eax
  jge    L104
L66:
  mov    $0x0,%ebx
L89:
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L101:
  mov    $0x0,%ebx
  jmp    L89
L70:
  mov    $0x0,%ebx
  jmp    L89
L69:
  mov    $0x0,%ebx
  jmp    L89
```

assistant: ```c
char *findString(char *p, char *s) {
  if (!p || !s || !*p || !*s)
    return NULL;
  int pl = strlen(p);
  int sl = strlen(s);
  while (*p && pl >= sl) {
    if (strncasecmp(p, s, sl) == 0)
      return p;
    p++;
    pl--;
  }
  return NULL;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<findString>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L27
  mov    %rsi,%rbp
  test   %rsi,%rsi
  je     L27
  cmpb   $0x0,(%rdi)
  mov    %rdi,%r12
  je     L27
  cmpb   $0x0,(%rsi)
  je     L27
  call   <strlen@plt>
  mov    %rbp,%rdi
  mov    %eax,%r13d
  call   <strlen@plt>
  cmpb   $0x0,(%r12)
  mov    %eax,%ebx
  je     L27
  cmp    %eax,%r13d
  jl     L27
  add    %r12d,%r13d
  jmp    L9
  nopl   0x0(%rax,%rax,1)
L92:
  cmp    %ebx,%eax
  jl     L27
L9:
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  je     L24
  add    $0x1,%r12
  mov    %r13d,%eax
  sub    %r12d,%eax
  cmpb   $0x0,(%r12)
  jne    L92
  nopw   0x0(%rax,%rax,1)
L27:
  xor    %r12d,%r12d
L24:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *findString(char *p, char *s) {
  if (!p || !s || !*p || !*s)
    return NULL;
  int pl = strlen(p);
  int sl = strlen(s);
  while (*p && pl >= sl) {
    if (strncasecmp(p, s, sl) == 0)
      return p;
    p++;
    pl--;
  }
  return NULL;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<findString>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L12
  mov    %rsi,%rbp
  test   %rsi,%rsi
  je     L12
  cmpb   $0x0,(%rdi)
  mov    %rdi,%r12
  je     L12
  cmpb   $0x0,(%rsi)
  je     L12
  call   <strlen@plt>
  mov    %rbp,%rdi
  mov    %eax,%r13d
  call   <strlen@plt>
  cmpb   $0x0,(%r12)
  mov    %eax,%ebx
  je     L12
  cmp    %eax,%r13d
  jl     L12
  add    %r12d,%r13d
  jmp    L50
  nopl   0x0(%rax,%rax,1)
L76:
  cmp    %ebx,%eax
  jl     L12
L50:
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strncasecmp@plt>
  test   %rax,%rax
  je     L46
  add    $0x1,%r12
  mov    %r13d,%eax
  sub    %r12d,%eax
  cmpb   $0x0,(%r12)
  jne    L76
  nopw   0x0(%rax,%rax,1)
L12:
  xor    %r12d,%r12d
L46:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *findString(char *p, char *s) {
  if (!p || !s || !*p || !*s)
    return NULL;
  int pl = strlen(p);
  int sl = strlen(s);
  while (*p && pl >= sl) {
    if (strncasecmp(p, s, sl) == 0)
      return p;
    p++;
    pl--;
  }
  return NULL;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<transpose_matrix_vector_mult>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8d,-0x30(%rbp)
  movsd  %xmm0,-0x38(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L22
L1:
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L13
L30:
  mov    -0xc(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm1,%xmm0
  mulsd  -0x38(%rbp),%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L13:
  mov    -0xc(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L30
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  -0x8(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  addl   $0x1,-0x10(%rbp)
L22:
  mov    -0x10(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L1
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void transpose_matrix_vector_mult(const double *mat, const double *vec, double *c, int rows, int cols, double weight) {
  for (int i = 0; i < cols; i++) {
    double res = 0.0;
    for (int j = 0; j < rows; j++)
      res += (mat[j * cols + i] * vec[j] * weight);
    c[i] = res;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<transpose_matrix_vector_mult>:
  endbr64
  test   %r8d,%r8d
  jle    L37
  push   %rbx
  mov    %rsi,%r9
  mov    %rdx,%r10
  mov    %ecx,%r11d
  mov    %r8d,%ebx
  movslq %r8d,%rcx
  shl    $0x3,%rcx
  lea    -0x1(%r11),%eax
  lea    0x8(%rsi,%rax,8),%rsi
  mov    $0x0,%r8d
  jmp    L6
L39:
  mov    %r9,%rax
  mov    %rdi,%rdx
  pxor   %xmm2,%xmm2
L41:
  movsd  (%rdx),%xmm1
  mulsd  (%rax),%xmm1
  mulsd  %xmm0,%xmm1
  addsd  %xmm1,%xmm2
  add    %rcx,%rdx
  add    $0x8,%rax
  cmp    %rsi,%rax
  jne    L41
L56:
  movsd  %xmm2,(%r10,%r8,8)
  add    $0x1,%r8
  add    $0x8,%rdi
  cmp    %rbx,%r8
  je     L4
L6:
  pxor   %xmm2,%xmm2
  test   %r11d,%r11d
  jg     L39
  jmp    L56
L4:
  pop    %rbx
  ret
L37:
  ret
```

assistant: ```c
void transpose_matrix_vector_mult(const double *mat, const double *vec, double *c, int rows, int cols, double weight) {
  for (int i = 0; i < cols; i++) {
    double res = 0.0;
    for (int j = 0; j < rows; j++)
      res += (mat[j * cols + i] * vec[j] * weight);
    c[i] = res;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<transpose_matrix_vector_mult>:
  endbr64
  test   %r8d,%r8d
  jle    L15
  mov    %rsi,%r10
  movslq %r8d,%r9
  lea    -0x1(%rcx),%eax
  push   %rbx
  mov    %rdx,%r11
  mov    %ecx,%ebx
  lea    0x0(,%r9,8),%rsi
  xor    %r8d,%r8d
  lea    0x8(%r10,%rax,8),%rcx
  pxor   %xmm3,%xmm3
  nopl   0x0(%rax)
L13:
  mov    %r10,%rax
  mov    %rdi,%rdx
  movapd %xmm3,%xmm2
  test   %ebx,%ebx
  jle    L33
  xchg   %ax,%ax
L3:
  movsd  (%rdx),%xmm1
  mulsd  (%rax),%xmm1
  add    $0x8,%rax
  add    %rsi,%rdx
  mulsd  %xmm0,%xmm1
  addsd  %xmm1,%xmm2
  cmp    %rax,%rcx
  jne    L3
L33:
  movsd  %xmm2,(%r11,%r8,8)
  add    $0x1,%r8
  add    $0x8,%rdi
  cmp    %r9,%r8
  jne    L13
  pop    %rbx
  ret
L15:
  ret
```

assistant: ```c
void transpose_matrix_vector_mult(const double *mat, const double *vec, double *c, int rows, int cols, double weight) {
  for (int i = 0; i < cols; i++) {
    double res = 0.0;
    for (int j = 0; j < rows; j++)
      res += (mat[j * cols + i] * vec[j] * weight);
    c[i] = res;
  }
}
```