Paul Tarjan
a729338538
For converting Transl -> JIT. We either do this or convert all the other `Trace` calls to `HPHP::Trace` which seemed worse. This also niecly mirrors `IRInstruction`.
51 linhas
1.8 KiB
C++
51 linhas
1.8 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010-2013 Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#ifndef incl_HPHP_VM_CHECK_H_
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#define incl_HPHP_VM_CHECK_H_
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namespace HPHP {
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namespace JIT {
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class IRTrace;
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class IRFactory;
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struct RegAllocInfo;
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/*
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* Ensure valid SSA properties; each SSATmp must be defined exactly once,
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* only used in positions dominated by the definition.
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*/
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bool checkCfg(IRTrace*, const IRFactory&);
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/*
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* We can't have SSATmps spanning php-level calls, except for frame
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* pointers and constant values.
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*
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* We have no callee-saved registers in php, and there'd be nowhere to
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* spill these because all translations share the spill space.
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*/
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bool checkTmpsSpanningCalls(IRTrace*, const IRFactory&);
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/*
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* Check register and spill slot assignments; registers and spill slots must
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* contain the correct SSATmp value at every point of use.
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*/
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bool checkRegisters(IRTrace*, const IRFactory&, const RegAllocInfo&);
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}}
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#endif
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