user: 请从给定的汇编指令推导出C源代码：

```asm
<testSparse>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    $0x0,%eax
  call   <cleanup@plt>
  movq   $0x0,-0x18(%rbp)
  mov    $0x500000,%esi
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <createZeroFile@plt>
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%r8d
  mov    $0x1,%ecx
  lea    D326(%rip),%rax
  mov    %rax,%rdx
  lea    D142(%rip),%rax
  mov    %rax,%rsi
  lea    D337(%rip),%rax
  mov    %rax,%rdi
  call   <syncAndCheckMd4@plt>
  mov    $0x500000,%edx
  lea    D326(%rip),%rax
  mov    %rax,%rsi
  lea    D200(%rip),%rax
  mov    %rax,%rdi
  call   <checkFileSize@plt>
  lea    D326(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jl     L15
  addq   $0x1,-0x18(%rbp)
L15:
  mov    $0x63,%edx
  mov    $0x5,%esi
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <changeByte@plt>
  mov    $0x0,%r8d
  mov    $0x1,%ecx
  lea    D326(%rip),%rax
  mov    %rax,%rdx
  lea    D142(%rip),%rax
  mov    %rax,%rsi
  lea    D241(%rip),%rax
  mov    %rax,%rdi
  call   <syncAndCheckMd4@plt>
  mov    $0x500000,%edx
  lea    D326(%rip),%rax
  mov    %rax,%rsi
  lea    D36(%rip),%rax
  mov    %rax,%rdi
  call   <checkFileSize@plt>
  lea    D326(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jl     L17
  addq   $0x1,-0x18(%rbp)
L17:
  mov    $0x0,%edx
  mov    $0x5,%esi
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <changeByte@plt>
  mov    $0x0,%r8d
  mov    $0x1,%ecx
  lea    D326(%rip),%rax
  mov    %rax,%rdx
  lea    D142(%rip),%rax
  mov    %rax,%rsi
  lea    D128(%rip),%rax
  mov    %rax,%rdi
  call   <syncAndCheckMd4@plt>
  mov    $0x500000,%edx
  lea    D326(%rip),%rax
  mov    %rax,%rsi
  lea    D102(%rip),%rax
  mov    %rax,%rdi
  call   <checkFileSize@plt>
  lea    D326(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jl     L42
  addq   $0x1,-0x18(%rbp)
L42:
  mov    $0x0,%edx
  mov    $0x500000,%esi
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <addBytes@plt>
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x10(%rbp)
  mov    $0x0,%r8d
  mov    $0x1,%ecx
  lea    D326(%rip),%rax
  mov    %rax,%rdx
  lea    D142(%rip),%rax
  mov    %rax,%rsi
  lea    D351(%rip),%rax
  mov    %rax,%rdi
  call   <syncAndCheckMd4@plt>
  mov    $0xa00000,%edx
  lea    D326(%rip),%rax
  mov    %rax,%rsi
  lea    D140(%rip),%rax
  mov    %rax,%rdi
  call   <checkFileSize@plt>
  lea    D326(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jl     L43
  addq   $0x1,-0x18(%rbp)
L43:
  mov    $0x63,%edx
  mov    $0x700000,%esi
  lea    D142(%rip),%rax
  mov    %rax,%rdi
  call   <changeByte@plt>
  mov    $0x0,%r8d
  mov    $0x1,%ecx
  lea    D326(%rip),%rax
  mov    %rax,%rdx
  lea    D142(%rip),%rax
  mov    %rax,%rsi
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  call   <syncAndCheckMd4@plt>
  mov    $0xa00000,%edx
  lea    D326(%rip),%rax
  mov    %rax,%rsi
  lea    D376(%rip),%rax
  mov    %rax,%rdi
  call   <checkFileSize@plt>
  lea    D326(%rip),%rax
  mov    %rax,%rdi
  call   <blocksCount@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jl     L1
  addq   $0x1,-0x18(%rbp)
L1:
  cmpq   $0x0,-0x18(%rbp)
  jle    L37
  lea    D168(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L37:
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D142
type_infered: string
name: read_data
arguments: data_tag: D326
type_infered: string
name: read_data
arguments: data_tag: D337
type_infered: string
name: read_data
arguments: data_tag: D200
type_infered: string
name: read_data
arguments: data_tag: D241
type_infered: string
name: read_data
arguments: data_tag: D36
type_infered: string
name: read_data
arguments: data_tag: D128
type_infered: string
name: read_data
arguments: data_tag: D102
type_infered: string
name: read_data
arguments: data_tag: D351
type_infered: string
name: read_data
arguments: data_tag: D140
type_infered: string
name: read_data
arguments: data_tag: D23
type_infered: string
name: read_data
arguments: data_tag: D376
type_infered: string
name: read_data
arguments: data_tag: D168
type_infered: string

tool: D142: testSource.bin

tool: D326: testDest.bin

tool: D337: recreated source to zero

tool: D200: recreated source to zero size

tool: D241: changed byte (SPARSE) 

tool: D36: changed byte (SPARSE) (size)

tool: D128: changed byte to zero (SPARSE) 

tool: D102: changed byte to zero (SPARSE) (size)

tool: D351: added 5 md (SPARSE) 

tool: D140: added 5 md (SPARSE) (size)

tool: D23: changed one byte (SPARSE) 

tool: D376: changed one byte (SPARSE) (size)

tool: D168: 
  Warning: sparse mode was enabled, but the destination file doesn't seem
  to occupy less disk space then the original file. For certain file systems it's
  okay as they don't support sparse files.

  This warning is safe, sparse files support is NOT required for data integrity.



assistant: ```c
void testSparse() {
  cleanup();
  uint32_t sparseFailCount = 0;
  createZeroFile("testSource.bin", 1024 * 1024 * 5);
  uint32_t sourceBlocksCount = blocksCount("testSource.bin");
  syncAndCheckMd4("recreated source to zero", "testSource.bin", "testDest.bin", 1, 0);
  checkFileSize("recreated source to zero size", "testDest.bin", 1024 * 1024 * 5);
  uint32_t destBlocksCount = blocksCount("testDest.bin");
  if (destBlocksCount >= sourceBlocksCount) {
    sparseFailCount++;
  }
  changeByte("testSource.bin", 5, 'c');
  syncAndCheckMd4("changed byte (SPARSE) ", "testSource.bin", "testDest.bin", 1, 0);
  checkFileSize("changed byte (SPARSE) (size)", "testDest.bin", 1024 * 1024 * 5);
  destBlocksCount = blocksCount("testDest.bin");
  if (destBlocksCount >= sourceBlocksCount) {
    sparseFailCount++;
  }
  changeByte("testSource.bin", 5, 0);
  syncAndCheckMd4("changed byte to zero (SPARSE) ", "testSource.bin", "testDest.bin", 1, 0);
  checkFileSize("changed byte to zero (SPARSE) (size)", "testDest.bin", 1024 * 1024 * 5);
  destBlocksCount = blocksCount("testDest.bin");
  if (destBlocksCount >= sourceBlocksCount) {
    sparseFailCount++;
  }
  addBytes("testSource.bin", 5 * 1024 * 1024, 0);
  sourceBlocksCount = blocksCount("testSource.bin");
  syncAndCheckMd4("added 5 md (SPARSE) ", "testSource.bin", "testDest.bin", 1, 0);
  checkFileSize("added 5 md (SPARSE) (size)", "testDest.bin", 1024 * 1024 * 10);
  destBlocksCount = blocksCount("testDest.bin");
  if (destBlocksCount >= sourceBlocksCount) {
    sparseFailCount++;
  }
  changeByte("testSource.bin", 7 * 1024 * 1024, 'c');
  syncAndCheckMd4("changed one byte (SPARSE) ", "testSource.bin", "testDest.bin", 1, 0);
  checkFileSize("changed one byte (SPARSE) (size)", "testDest.bin", 1024 * 1024 * 10);
  destBlocksCount = blocksCount("testDest.bin");
  if (destBlocksCount >= sourceBlocksCount) {
    sparseFailCount++;
  }
  if (sparseFailCount > 0) {
    printf("\n  Warning: sparse mode was enabled, but the destination file doesn't seem\n"
           "  to occupy less disk space then the original file. For certain file systems it's\n"
           "  okay as they don't support sparse files.\n\n"
           "  This warning is safe, sparse files support is NOT required for data integrity.\n\n");
  }
}
```