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Go ahead and get rid of the old page size interface and convert all the

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users over to the new one. No sense maintaining this "compatibility"
layer it seems.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171331 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2012-12-31 23:31:56 +00:00
parent 814afe91cc
commit f5867ab717
6 changed files with 12 additions and 26 deletions
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6
include/llvm/Support/Process.h
View File

@ -117,12 +117,6 @@ private:
/// current executing process.
class Process {
public:
/// \brief Get the virtual memory page size
/// This static function will return the operating system's virtual memory
/// page size.
/// \returns The number of bytes in a virtual memory page.
static unsigned GetPageSize();
/// \brief Return process memory usage.
/// This static function will return the total amount of memory allocated
/// by the process. This only counts the memory allocated via the malloc,

4
lib/Support/MemoryBuffer.cpp
View File

@ -187,7 +187,7 @@ public:
: MemoryBufferMem(Buffer, RequiresNullTerminator) { }
~MemoryBufferMMapFile() {
static int PageSize = sys::Process::GetPageSize();
static int PageSize = sys::process::get_self()->page_size();
uintptr_t Start = reinterpret_cast<uintptr_t>(getBufferStart());
size_t Size = getBufferSize();
@ -309,7 +309,7 @@ error_code MemoryBuffer::getOpenFile(int FD, const char *Filename,
uint64_t FileSize, uint64_t MapSize,
int64_t Offset,
bool RequiresNullTerminator) {
static int PageSize = sys::Process::GetPageSize();
static int PageSize = sys::process::get_self()->page_size();
// Default is to map the full file.
if (MapSize == uint64_t(-1)) {

8
lib/Support/Process.cpp
View File

@ -55,14 +55,6 @@ self_process::~self_process() {
#endif
//===----------------------------------------------------------------------===//
// Implementations of legacy functions in terms of the new self_process object.
unsigned Process::GetPageSize() {
return process::get_self()->page_size();
}
// Include the platform-specific parts of this class.
#ifdef LLVM_ON_UNIX
#include "Unix/Process.inc"

16
lib/Support/Unix/Memory.inc
View File

@ -73,7 +73,7 @@ Memory::allocateMappedMemory(size_t NumBytes,
if (NumBytes == 0)
return MemoryBlock();
static const size_t PageSize = Process::GetPageSize();
static const size_t PageSize = process::get_self()->page_size();
const size_t NumPages = (NumBytes+PageSize-1)/PageSize;
int fd = -1;
@ -166,8 +166,8 @@ Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
std::string *ErrMsg) {
if (NumBytes == 0) return MemoryBlock();
size_t pageSize = Process::GetPageSize();
size_t NumPages = (NumBytes+pageSize-1)/pageSize;
size_t PageSize = process::get_self()->page_size();
size_t NumPages = (NumBytes+PageSize-1)/PageSize;
int fd = -1;
#ifdef NEED_DEV_ZERO_FOR_MMAP
@ -191,10 +191,10 @@ Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
NearBlock->size() : 0;
#if defined(__APPLE__) && defined(__arm__)
void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_EXEC,
void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_EXEC,
flags, fd, 0);
#else
void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
flags, fd, 0);
#endif
if (pa == MAP_FAILED) {
@ -207,7 +207,7 @@ Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
#if defined(__APPLE__) && defined(__arm__)
kern_return_t kr = vm_protect(mach_task_self(), (vm_address_t)pa,
(vm_size_t)(pageSize*NumPages), 0,
(vm_size_t)(PageSize*NumPages), 0,
VM_PROT_READ | VM_PROT_EXECUTE | VM_PROT_COPY);
if (KERN_SUCCESS != kr) {
MakeErrMsg(ErrMsg, "vm_protect max RX failed");
@ -215,7 +215,7 @@ Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
}
kr = vm_protect(mach_task_self(), (vm_address_t)pa,
(vm_size_t)(pageSize*NumPages), 0,
(vm_size_t)(PageSize*NumPages), 0,
VM_PROT_READ | VM_PROT_WRITE);
if (KERN_SUCCESS != kr) {
MakeErrMsg(ErrMsg, "vm_protect RW failed");
@ -225,7 +225,7 @@ Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
MemoryBlock result;
result.Address = pa;
result.Size = NumPages*pageSize;
result.Size = NumPages*PageSize;
return result;
}

2
lib/Support/Unix/PathV2.inc
View File

@ -575,7 +575,7 @@ const char *mapped_file_region::const_data() const {
}
int mapped_file_region::alignment() {
return Process::GetPageSize();
return process::get_self()->page_size();
}
error_code detail::directory_iterator_construct(detail::DirIterState &it,

2
unittests/Support/MemoryTest.cpp
View File

@ -21,7 +21,7 @@ class MappedMemoryTest : public ::testing::TestWithParam<unsigned> {
public:
MappedMemoryTest() {
Flags = GetParam();
PageSize = sys::Process::GetPageSize();
PageSize = sys::process::get_self()->page_size();
}
protected: