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hhvm/hphp/runtime/vm/func_inline.h
T
Mike Magruder 76db66ec82 Add comments to some of the debugger code to aid in understanding it more clearly, plus minor code cleanup.
Add a lot of comments to the debugger based on my current understanding of it. These may change in the future as we learn more, but they're helpful right now.

Also moved a few small things around in the code to clarify their purpose or scope. I.e., making a few things private, renaming a few functions, etc. No real logic changes, though. Also minor dead code removal. Also a few lint errors.
2013-04-23 09:52:57 -07:00

44 linhas
1.7 KiB
C++

/*
+----------------------------------------------------------------------+
| HipHop for PHP |
+----------------------------------------------------------------------+
| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
*/
#ifndef incl_HPHP_VM_FUNC_INLINE_H_
#define incl_HPHP_VM_FUNC_INLINE_H_
namespace HPHP {
namespace VM {
inline ALWAYS_INLINE Func** getCachedFuncAddr(unsigned offset) {
assert(offset != 0u);
return (Func**)Transl::TargetCache::handleToPtr(offset);
}
inline ALWAYS_INLINE void setCachedFunc(Func* func, bool debugger) {
assert(!func->isMethod());
Func** funcAddr = getCachedFuncAddr(func->getCachedOffset());
if (UNLIKELY(*funcAddr != nullptr)) {
if (*funcAddr == func) return;
if (!(*funcAddr)->isIgnoreRedefinition()) {
raise_error(Strings::FUNCTION_ALREADY_DEFINED, func->name()->data());
}
}
*funcAddr = func;
if (UNLIKELY(debugger)) phpDebuggerDefFuncHook(func);
}
} } // HPHP::VM
#endif