ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here:

```asm
<vo_draw_alpha_rgb32_C>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %edi,-0x1c(%rbp)
  mov    %esi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8d,-0x34(%rbp)
  mov    %r9,-0x40(%rbp)
  addq   $0x1,-0x40(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L40
L35:
  mov    $0x0,%ebx
  jmp    L16
L41:
  movslq %ebx,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L2
  lea    0x0(,%rbx,4),%eax
  movslq %eax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movslq %ebx,%rcx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  imul   %edx,%eax
  sar    $0x8,%eax
  mov    %eax,%esi
  movslq %ebx,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  lea    0x0(,%rbx,4),%eax
  movslq %eax,%rcx
  mov    -0x40(%rbp),%rax
  add    %rcx,%rax
  add    %esi,%edx
  mov    %dl,(%rax)
  lea    0x0(,%rbx,4),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movslq %ebx,%rcx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  imul   %edx,%eax
  sar    $0x8,%eax
  mov    %eax,%esi
  movslq %ebx,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  lea    0x0(,%rbx,4),%eax
  cltq
  lea    0x1(%rax),%rcx
  mov    -0x40(%rbp),%rax
  add    %rcx,%rax
  add    %esi,%edx
  mov    %dl,(%rax)
  lea    0x0(,%rbx,4),%eax
  cltq
  lea    0x2(%rax),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  movslq %ebx,%rcx
  mov    -0x30(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  imul   %edx,%eax
  sar    $0x8,%eax
  mov    %eax,%esi
  movslq %ebx,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  lea    0x0(,%rbx,4),%eax
  cltq
  lea    0x2(%rax),%rcx
  mov    -0x40(%rbp),%rax
  add    %rcx,%rax
  add    %esi,%edx
  mov    %dl,(%rax)
L2:
  add    $0x1,%ebx
L16:
  cmp    -0x1c(%rbp),%ebx
  jl     L41
  mov    -0x34(%rbp),%eax
  cltq
  add    %rax,-0x28(%rbp)
  mov    -0x34(%rbp),%eax
  cltq
  add    %rax,-0x30(%rbp)
  mov    0x10(%rbp),%eax
  cltq
  add    %rax,-0x40(%rbp)
  addl   $0x1,-0xc(%rbp)
L40:
  mov    -0xc(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jl     L35
  nop
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void vo_draw_alpha_rgb32_C(int w, int h, unsigned char *src, unsigned char *srca, int srcstride, unsigned char *dstbase, int dststride) {
  int y;
  dstbase++;
  for (y = 0; y < h; y++) {
    register int x;
    for (x = 0; x < w; x++) {
      if (srca[x]) {
        dstbase[4 * x + 0] = ((dstbase[4 * x + 0] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 1] = ((dstbase[4 * x + 1] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 2] = ((dstbase[4 * x + 2] * srca[x]) >> 8) + src[x];
      }
    }
    src += srcstride;
    srca += srcstride;
    dstbase += dststride;
  }
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<vo_draw_alpha_rgb32_C>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r10d
  mov    %esi,%r11d
  mov    %rdx,%rdi
  lea    0x1(%r9),%rsi
  mov    $0x0,%ebx
  mov    %r10d,%r9d
  movslq %r8d,%r8
  movslq 0x30(%rsp),%rbp
  test   %r11d,%r11d
  jg     L61
L68:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L9:
  add    $0x1,%rax
  cmp    %rax,%r9
  je     L26
L67:
  movzbl (%rcx,%rax,1),%r14d
  test   %r14b,%r14b
  je     L9
  lea    0x0(,%rax,4),%r12d
  movslq %r12d,%r12
  lea    (%rsi,%r12,1),%r13
  movzbl 0x0(%r13),%edx
  movzbl %r14b,%r14d
  imul   %r14d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,0x0(%r13)
  lea    0x1(%rsi,%r12,1),%r13
  movzbl 0x0(%r13),%edx
  movzbl (%rcx,%rax,1),%r14d
  imul   %r14d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,0x0(%r13)
  lea    0x2(%rsi,%r12,1),%r12
  movzbl (%r12),%edx
  movzbl (%rcx,%rax,1),%r13d
  imul   %r13d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,(%r12)
  jmp    L9
L26:
  add    %r8,%rdi
  add    %r8,%rcx
  add    %rbp,%rsi
  add    $0x1,%ebx
  cmp    %ebx,%r11d
  je     L68
L61:
  mov    $0x0,%eax
  test   %r10d,%r10d
  jg     L67
  jmp    L26
```

assistant: ```c
void vo_draw_alpha_rgb32_C(int w, int h, unsigned char *src, unsigned char *srca, int srcstride, unsigned char *dstbase, int dststride) {
  int y;
  dstbase++;
  for (y = 0; y < h; y++) {
    register int x;
    for (x = 0; x < w; x++) {
      if (srca[x]) {
        dstbase[4 * x + 0] = ((dstbase[4 * x + 0] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 1] = ((dstbase[4 * x + 1] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 2] = ((dstbase[4 * x + 2] * srca[x]) >> 8) + src[x];
      }
    }
    src += srcstride;
    srca += srcstride;
    dstbase += dststride;
  }
  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
<vo_draw_alpha_rgb32_C>:
  endbr64
  mov    %esi,%r11d
  test   %esi,%esi
  jle    L8
  push   %r14
  mov    %edi,%r10d
  lea    0x1(%r9),%rsi
  mov    %rdx,%rdi
  push   %r13
  xor    %r9d,%r9d
  push   %r12
  push   %rbp
  push   %rbx
  movslq 0x30(%rsp),%rbp
  movslq %r8d,%rbx
  movslq %r10d,%r8
  nop
L29:
  xor    %eax,%eax
  test   %r10d,%r10d
  jle    L38
  nopw   0x0(%rax,%rax,1)
L42:
  movzbl (%rcx,%rax,1),%r14d
  test   %r14b,%r14b
  je     L19
  lea    0x0(,%rax,4),%r12d
  movslq %r12d,%r12
  lea    (%rsi,%r12,1),%r13
  movzbl 0x0(%r13),%edx
  imul   %r14d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,0x0(%r13)
  lea    0x1(%rsi,%r12,1),%r13
  movzbl (%rcx,%rax,1),%r14d
  lea    0x2(%rsi,%r12,1),%r12
  movzbl 0x0(%r13),%edx
  imul   %r14d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,0x0(%r13)
  movzbl (%r12),%edx
  movzbl (%rcx,%rax,1),%r13d
  imul   %r13d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,(%r12)
L19:
  add    $0x1,%rax
  cmp    %rax,%r8
  jne    L42
L38:
  add    $0x1,%r9d
  add    %rbx,%rdi
  add    %rbx,%rcx
  add    %rbp,%rsi
  cmp    %r9d,%r11d
  jne    L29
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L8:
  ret
```

assistant: ```c
void vo_draw_alpha_rgb32_C(int w, int h, unsigned char *src, unsigned char *srca, int srcstride, unsigned char *dstbase, int dststride) {
  int y;
  dstbase++;
  for (y = 0; y < h; y++) {
    register int x;
    for (x = 0; x < w; x++) {
      if (srca[x]) {
        dstbase[4 * x + 0] = ((dstbase[4 * x + 0] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 1] = ((dstbase[4 * x + 1] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 2] = ((dstbase[4 * x + 2] * srca[x]) >> 8) + src[x];
      }
    }
    src += srcstride;
    srca += srcstride;
    dstbase += dststride;
  }
  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
<vo_draw_alpha_rgb32_C>:
  endbr64
  mov    %esi,%r10d
  test   %esi,%esi
  jle    L20
  mov    %edi,%eax
  push   %r13
  lea    0x1(%r9),%rsi
  movslq %r8d,%r11
  push   %r12
  mov    %rdx,%rdi
  xor    %r9d,%r9d
  movslq %eax,%r8
  push   %rbp
  push   %rbx
  movslq 0x28(%rsp),%rbx
  test   %eax,%eax
  jle    L25
  nopl   0x0(%rax)
L6:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L22:
  movzbl (%rcx,%rax,1),%r13d
  test   %r13b,%r13b
  je     L16
  lea    0x0(,%rax,4),%ebp
  movslq %ebp,%rbp
  lea    (%rsi,%rbp,1),%r12
  movzbl (%r12),%edx
  imul   %r13d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,(%r12)
  lea    0x1(%rsi,%rbp,1),%r12
  movzbl (%rcx,%rax,1),%r13d
  lea    0x2(%rsi,%rbp,1),%rbp
  movzbl (%r12),%edx
  imul   %r13d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,(%r12)
  movzbl 0x0(%rbp),%edx
  movzbl (%rcx,%rax,1),%r12d
  imul   %r12d,%edx
  sar    $0x8,%edx
  add    (%rdi,%rax,1),%dl
  mov    %dl,0x0(%rbp)
L16:
  add    $0x1,%rax
  cmp    %rax,%r8
  jne    L22
  add    $0x1,%r9d
  add    %r11,%rdi
  add    %r11,%rcx
  add    %rbx,%rsi
  cmp    %r9d,%r10d
  jne    L6
L25:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L20:
  ret
```

assistant: ```c
void vo_draw_alpha_rgb32_C(int w, int h, unsigned char *src, unsigned char *srca, int srcstride, unsigned char *dstbase, int dststride) {
  int y;
  dstbase++;
  for (y = 0; y < h; y++) {
    register int x;
    for (x = 0; x < w; x++) {
      if (srca[x]) {
        dstbase[4 * x + 0] = ((dstbase[4 * x + 0] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 1] = ((dstbase[4 * x + 1] * srca[x]) >> 8) + src[x];
        dstbase[4 * x + 2] = ((dstbase[4 * x + 2] * srca[x]) >> 8) + src[x];
      }
    }
    src += srcstride;
    srca += srcstride;
    dstbase += dststride;
  }
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<sicmp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dl,-0x4(%rbp)
  mov    %al,-0x8(%rbp)
  cmpb   $0x40,-0x4(%rbp)
  ja     L50
  cmpb   $0x5a,-0x4(%rbp)
  ja     L28
L50:
  addb   $0x20,-0x4(%rbp)
L28:
  cmpb   $0x40,-0x8(%rbp)
  ja     L17
  cmpb   $0x5a,-0x8(%rbp)
  ja     L20
L17:
  addb   $0x20,-0x8(%rbp)
L20:
  movzbl -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%al
  ja     L37
  movzbl -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%al
  jne    L8
  mov    $0x0,%eax
  jmp    L63
L8:
  mov    $0xffffffff,%eax
  jmp    L63
L37:
  mov    $0x1,%eax
L63:
  pop    %rbp
  ret
```

assistant: ```c
int sicmp(unsigned char a, unsigned char b) {
  if (a >= 'A' || a <= 'Z')
    a += 'a' - 'A';
  if (b >= 'A' || b <= 'Z')
    b += 'a' - 'A';
  return ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1));
}
```
user: What is the c source code of the assembly code below:

```asm
<sicmp>:
  endbr64
  lea    0x20(%rdi),%ecx
  lea    0x20(%rsi),%edx
  mov    $0x1,%eax
  cmp    %dl,%cl
  ja     L8
  cmp    %sil,%dil
  setne  %al
  movzbl %al,%eax
  neg    %eax
L8:
  ret
```

assistant: ```c
int sicmp(unsigned char a, unsigned char b) {
  if (a >= 'A' || a <= 'Z')
    a += 'a' - 'A';
  if (b >= 'A' || b <= 'Z')
    b += 'a' - 'A';
  return ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1));
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<sicmp>:
  endbr64
  lea    0x20(%rdi),%ecx
  lea    0x20(%rsi),%edx
  mov    $0x1,%eax
  cmp    %dl,%cl
  ja     L9
  xor    %eax,%eax
  cmp    %sil,%dil
  setne  %al
  neg    %eax
L9:
  ret
```

assistant: ```c
int sicmp(unsigned char a, unsigned char b) {
  if (a >= 'A' || a <= 'Z')
    a += 'a' - 'A';
  if (b >= 'A' || b <= 'Z')
    b += 'a' - 'A';
  return ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1));
}
```
user: What is the c source code of the assembly code below:

```asm
<sicmp>:
  endbr64
  lea    0x20(%rdi),%ecx
  lea    0x20(%rsi),%edx
  mov    $0x1,%eax
  cmp    %dl,%cl
  ja     L0
  xor    %eax,%eax
  cmp    %sil,%dil
  setne  %al
  neg    %eax
L0:
  ret
```

assistant: ```c
int sicmp(unsigned char a, unsigned char b) {
  if (a >= 'A' || a <= 'Z')
    a += 'a' - 'A';
  if (b >= 'A' || b <= 'Z')
    b += 'a' - 'A';
  return ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1));
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<die>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void die(char *errorMessage) {
  perror(errorMessage);
  exit(1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<die>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void die(char *errorMessage) {
  perror(errorMessage);
  exit(1);
}
```
user: What is the c source code of the assembly code below:

```asm
<die>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void die(char *errorMessage) {
  perror(errorMessage);
  exit(1);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<die>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void die(char *errorMessage) {
  perror(errorMessage);
  exit(1);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<total>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movq   $0x0,-0x8(%rbp)
  movl   $0x1,-0xc(%rbp)
  jmp    L1
L9:
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <square@plt>
  add    %rax,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L1:
  cmpl   $0x40,-0xc(%rbp)
  jle    L9
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
unsigned long total() {
  unsigned long long sum = 0;
  for (int i = 1; i < 65; ++i)
    sum += square(i);
  return sum;
}
```
user: What is the c source code of the assembly code below?

```asm
<total>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    $0x1,%ebx
  mov    $0x0,%ebp
L3:
  mov    %ebx,%edi
  call   <square@plt>
  add    %rax,%rbp
  add    $0x1,%ebx
  cmp    $0x41,%ebx
  jne    L3
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
unsigned long total() {
  unsigned long long sum = 0;
  for (int i = 1; i < 65; ++i)
    sum += square(i);
  return sum;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<total>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  push   %rbx
  mov    $0x1,%ebx
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L9:
  mov    %ebx,%edi
  add    $0x1,%ebx
  call   <square@plt>
  add    %rax,%r12
  cmp    $0x41,%ebx
  jne    L9
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
unsigned long total() {
  unsigned long long sum = 0;
  for (int i = 1; i < 65; ++i)
    sum += square(i);
  return sum;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<total>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  push   %rbx
  mov    $0x1,%ebx
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L3:
  mov    %ebx,%edi
  add    $0x1,%ebx
  call   <square@plt>
  add    %rax,%r12
  cmp    $0x41,%ebx
  jne    L3
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
unsigned long total() {
  unsigned long long sum = 0;
  for (int i = 1; i < 65; ++i)
    sum += square(i);
  return sum;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<luaO_fb2int>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  sar    $0x3,%eax
  and    $0x1f,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L8
  mov    -0x14(%rbp),%eax
  jmp    L5
L8:
  mov    -0x14(%rbp),%eax
  and    $0x7,%eax
  lea    0x8(%rax),%edx
  mov    -0x4(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
L5:
  pop    %rbp
  ret
```

assistant: ```c
int luaO_fb2int(int x) {
  int e = (x >> 3) & 0x1f;
  if (e == 0)
    return x;
  else
    return ((x & 7) + 8) << (e - 1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<luaO_fb2int>:
  endbr64
  mov    %edi,%eax
  mov    %edi,%ecx
  sar    $0x3,%ecx
  and    $0x1f,%ecx
  je     L0
  and    $0x7,%eax
  add    $0x8,%eax
  sub    $0x1,%ecx
  shl    %cl,%eax
L0:
  ret
```

assistant: ```c
int luaO_fb2int(int x) {
  int e = (x >> 3) & 0x1f;
  if (e == 0)
    return x;
  else
    return ((x & 7) + 8) << (e - 1);
}
```
user: Translate the below assembly code into C programming language:

```asm
<luaO_fb2int>:
  endbr64
  mov    %edi,%ecx
  mov    %edi,%eax
  sar    $0x3,%ecx
  and    $0x1f,%ecx
  je     L7
  and    $0x7,%eax
  sub    $0x1,%ecx
  add    $0x8,%eax
  shl    %cl,%eax
L7:
  ret
```

assistant: ```c
int luaO_fb2int(int x) {
  int e = (x >> 3) & 0x1f;
  if (e == 0)
    return x;
  else
    return ((x & 7) + 8) << (e - 1);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<luaO_fb2int>:
  endbr64
  mov    %edi,%ecx
  mov    %edi,%eax
  sar    $0x3,%ecx
  and    $0x1f,%ecx
  je     L9
  and    $0x7,%eax
  sub    $0x1,%ecx
  add    $0x8,%eax
  shl    %cl,%eax
L9:
  ret
```

assistant: ```c
int luaO_fb2int(int x) {
  int e = (x >> 3) & 0x1f;
  if (e == 0)
    return x;
  else
    return ((x & 7) + 8) << (e - 1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<shds_hash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L10
L11:
  shll   $0x2,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%edx
  mov    -0x8(%rbp),%eax
  add    %eax,%edx
  mov    -0x8(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  imul   %edx,%eax
  lea    0x1(%rax),%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  add    %eax,-0x4(%rbp)
  sarl   -0x4(%rbp)
  addl   $0x1,-0x8(%rbp)
L10:
  mov    -0x8(%rbp),%eax
  cltq
  cmp    %rax,-0x20(%rbp)
  ja     L11
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
uint64_t shds_hash(char *data, size_t size) {
  int i;
  uint64_t result = 0;
  for (i = 0; i < size; ++i) {
    result <<= 2;
    result += ((data[i] + i) * data[i]) + 1 + i;
    result >>= 1;
  }
  return result;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<shds_hash>:
  endbr64
  test   %rsi,%rsi
  je     L18
  mov    $0x0,%edx
  mov    $0x0,%eax
L13:
  movsbl (%rdi,%rdx,1),%r8d
  lea    (%r8,%rdx,1),%ecx
  imul   %r8d,%ecx
  lea    0x1(%rcx,%rdx,1),%ecx
  lea    (%rcx,%rax,4),%eax
  sar    %eax
  add    $0x1,%rdx
  cmp    %rdx,%rsi
  jne    L13
  ret
L18:
  mov    $0x0,%eax
  ret
```

assistant: ```c
uint64_t shds_hash(char *data, size_t size) {
  int i;
  uint64_t result = 0;
  for (i = 0; i < size; ++i) {
    result <<= 2;
    result += ((data[i] + i) * data[i]) + 1 + i;
    result >>= 1;
  }
  return result;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<shds_hash>:
  endbr64
  test   %rsi,%rsi
  je     L6
  xor    %edx,%edx
  xor    %eax,%eax
  nopl   (%rax)
L0:
  movsbl (%rdi,%rdx,1),%r8d
  lea    (%r8,%rdx,1),%ecx
  imul   %r8d,%ecx
  lea    0x1(%rcx,%rdx,1),%ecx
  add    $0x1,%rdx
  lea    (%rcx,%rax,4),%eax
  sar    %eax
  cmp    %rdx,%rsi
  jne    L0
  ret
L6:
  xor    %eax,%eax
  ret
```

assistant: ```c
uint64_t shds_hash(char *data, size_t size) {
  int i;
  uint64_t result = 0;
  for (i = 0; i < size; ++i) {
    result <<= 2;
    result += ((data[i] + i) * data[i]) + 1 + i;
    result >>= 1;
  }
  return result;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<shds_hash>:
  endbr64
  test   %rsi,%rsi
  je     L0
  xor    %edx,%edx
  xor    %eax,%eax
  nopl   (%rax)
L9:
  movsbl (%rdi,%rdx,1),%r8d
  lea    (%r8,%rdx,1),%ecx
  imul   %r8d,%ecx
  lea    0x1(%rcx,%rdx,1),%ecx
  add    $0x1,%rdx
  lea    (%rcx,%rax,4),%eax
  sar    %eax
  cmp    %rdx,%rsi
  jne    L9
  ret
L0:
  xor    %eax,%eax
  ret
```

assistant: ```c
uint64_t shds_hash(char *data, size_t size) {
  int i;
  uint64_t result = 0;
  for (i = 0; i < size; ++i) {
    result <<= 2;
    result += ((data[i] + i) * data[i]) + 1 + i;
    result >>= 1;
  }
  return result;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<FlashMassEraseNonBlocking>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x400fd014,%eax
  movq   $0xa01,(%rax)
  mov    $0x400fd008,%eax
  mov    $0xa4420004,%edx
  mov    %rdx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void FlashMassEraseNonBlocking() {
  (*((volatile unsigned long *)(0x400FD000 + 0x00000014))) = (0x00000001 | 0x00000200 | 0x00000800);
  (*((volatile unsigned long *)(0x400FD000 + 0x00000008))) = 0xA4420000 | 0x00000004;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<FlashMassEraseNonBlocking>:
  endbr64
  movq   $0xa01,0x400fd014
  mov    $0xa4420004,%eax
  mov    %rax,0x400fd008
  ret
```

assistant: ```c
void FlashMassEraseNonBlocking() {
  (*((volatile unsigned long *)(0x400FD000 + 0x00000014))) = (0x00000001 | 0x00000200 | 0x00000800);
  (*((volatile unsigned long *)(0x400FD000 + 0x00000008))) = 0xA4420000 | 0x00000004;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<FlashMassEraseNonBlocking>:
  endbr64
  mov    $0xa4420004,%eax
  movq   $0xa01,0x400fd014
  mov    %rax,0x400fd008
  ret
```

assistant: ```c
void FlashMassEraseNonBlocking() {
  (*((volatile unsigned long *)(0x400FD000 + 0x00000014))) = (0x00000001 | 0x00000200 | 0x00000800);
  (*((volatile unsigned long *)(0x400FD000 + 0x00000008))) = 0xA4420000 | 0x00000004;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<FlashMassEraseNonBlocking>:
  endbr64
  mov    $0xa4420004,%eax
  movq   $0xa01,0x400fd014
  mov    %rax,0x400fd008
  ret
```

assistant: ```c
void FlashMassEraseNonBlocking() {
  (*((volatile unsigned long *)(0x400FD000 + 0x00000014))) = (0x00000001 | 0x00000200 | 0x00000800);
  (*((volatile unsigned long *)(0x400FD000 + 0x00000008))) = 0xA4420000 | 0x00000004;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<readlines>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x410,%rsp
  mov    %rdi,-0x408(%rbp)
  mov    %esi,-0x40c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x400(%rbp)
  jmp    L55
L2:
  mov    -0x400(%rbp),%eax
  cmp    -0x40c(%rbp),%eax
  jge    L1
  mov    -0x3fc(%rbp),%eax
  mov    %eax,%edi
  call   <alloc@plt>
  mov    %rax,-0x3f8(%rbp)
  cmpq   $0x0,-0x3f8(%rbp)
  jne    L20
L1:
  mov    $0xffffffff,%eax
  jmp    L9
L20:
  mov    -0x3fc(%rbp),%eax
  sub    $0x1,%eax
  cltq
  movb   $0x0,-0x3f0(%rbp,%rax,1)
  lea    -0x3f0(%rbp),%rdx
  mov    -0x3f8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x400(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x400(%rbp)
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x408(%rbp),%rax
  add    %rax,%rdx
  mov    -0x3f8(%rbp),%rax
  mov    %rax,(%rdx)
L55:
  lea    -0x3f0(%rbp),%rax
  mov    $0x3e8,%esi
  mov    %rax,%rdi
  call   <_getline_ptr@plt>
  mov    %eax,-0x3fc(%rbp)
  cmpl   $0x0,-0x3fc(%rbp)
  jg     L2
  mov    -0x400(%rbp),%eax
L9:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L41
  call   <__stack_chk_fail@plt>
L41:
  leave
  ret
```

assistant: ```c
int readlines(char *lineptr[], int maxlines) {
  int len, nlines;
  char *p, line[1000];
  nlines = 0;
  while ((len = _getline_ptr(line, 1000)) > 0)
    if (nlines >= maxlines || (p = alloc(len)) == NULL)
      return -1;
    else {
      line[len - 1] = '\0';
      strcpy(p, line);
      lineptr[nlines++] = p;
    }
  return nlines;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<readlines>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x3f8,%rsp
  mov    %rdi,%r15
  mov    %esi,%r14d
  mov    %fs:0x28,%rax
  mov    %rax,0x3e8(%rsp)
  xor    %eax,%eax
  mov    $0x0,%r12d
  mov    %rsp,%r13
  jmp    L55
L22:
  sub    $0x1,%ebx
  movslq %ebx,%rbx
  movb   $0x0,(%rsp,%rbx,1)
  mov    %r13,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    %rbp,(%r15,%r12,8)
  add    $0x1,%r12
L55:
  mov    %r12d,%ebp
  mov    $0x3e8,%esi
  mov    %r13,%rdi
  call   <_getline_ptr@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jle    L40
  cmp    %r12d,%r14d
  jle    L11
  mov    %ebx,%edi
  call   <alloc@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  jne    L22
  mov    $0xffffffff,%ebp
  jmp    L40
L11:
  mov    $0xffffffff,%ebp
L40:
  mov    0x3e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L20
  mov    %ebp,%eax
  add    $0x3f8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L20:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int readlines(char *lineptr[], int maxlines) {
  int len, nlines;
  char *p, line[1000];
  nlines = 0;
  while ((len = _getline_ptr(line, 1000)) > 0)
    if (nlines >= maxlines || (p = alloc(len)) == NULL)
      return -1;
    else {
      line[len - 1] = '\0';
      strcpy(p, line);
      lineptr[nlines++] = p;
    }
  return nlines;
}
```