diff options
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_ios/uno2cpp-i386.cxx')
-rw-r--r-- | bridges/source/cpp_uno/gcc3_ios/uno2cpp-i386.cxx | 487 |
1 files changed, 0 insertions, 487 deletions
diff --git a/bridges/source/cpp_uno/gcc3_ios/uno2cpp-i386.cxx b/bridges/source/cpp_uno/gcc3_ios/uno2cpp-i386.cxx deleted file mode 100644 index 6b53831fd565..000000000000 --- a/bridges/source/cpp_uno/gcc3_ios/uno2cpp-i386.cxx +++ /dev/null @@ -1,487 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/* - * This file is part of the LibreOffice project. - * - * This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. - * - * This file incorporates work covered by the following license notice: - * - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed - * with this work for additional information regarding copyright - * ownership. The ASF licenses this file to you under the Apache - * License, Version 2.0 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of - * the License at http://www.apache.org/licenses/LICENSE-2.0 . - */ - -#ifdef __i386 - -// For the iOS emulator (i386). Basically a copy of -// ../gcc3_macosx_intel/uno2cpp.cxx with some cleanups and necessary -// changes. - -#include <com/sun/star/uno/RuntimeException.hpp> -#include <sal/log.hxx> - -#include "bridge.hxx" -#include "types.hxx" -#include "unointerfaceproxy.hxx" -#include "vtables.hxx" - -#include "share.hxx" - -using namespace ::com::sun::star::uno; - -namespace -{ - -// The call instruction within the asm section of callVirtualMethod may throw -// exceptions. So that the compiler handles this correctly, it is important -// that (a) callVirtualMethod might call dummy_can_throw_anything (although this -// never happens at runtime), which in turn can throw exceptions, and (b) -// callVirtualMethod is not inlined at its call site (so that any exceptions are -// caught which are thrown from the instruction calling callVirtualMethod): -void callVirtualMethod( - void * pAdjustedThisPtr, - sal_Int32 nVtableIndex, - void * pRegisterReturn, - typelib_TypeDescription * pReturnTypeDescr, bool bSimpleReturn, - sal_Int32 * pStackLongs, - sal_Int32 nStackLongs ) __attribute__((noinline)); - -void callVirtualMethod( - void * pAdjustedThisPtr, - sal_Int32 nVtableIndex, - void * pRegisterReturn, - typelib_TypeDescription * pReturnTypeDescr, bool bSimpleReturn, - sal_Int32 * pStackLongs, - sal_Int32 nStackLongs ) -{ - // parameter list is mixed list of * and values - // reference parameters are pointers - - assert(pStackLongs && pAdjustedThisPtr); - static_assert( (sizeof(void *) == 4) && (sizeof(sal_Int32) == 4), "### unexpected size of int!" ); - assert(nStackLongs && pStackLongs && "### no stack in callVirtualMethod !"); - - // never called - if (! pAdjustedThisPtr) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something - - long edx, eax; // for register returns - void * stackptr; - asm volatile ( - "mov %%esp, %2\n\t" - "mov %3, %%eax\n\t" - "mov %%eax, %%edx\n\t" - // stack padding to keep stack aligned: - "shl $2, %%eax\n\t" - "neg %%eax\n\t" - "add %%esp, %%eax\n\t" - "and $0xf, %%eax\n\t" - "sub %%eax, %%esp\n\t" - // copy: - "mov %%edx, %%eax\n\t" - "dec %%edx\n\t" - "shl $2, %%edx\n\t" - "add %4, %%edx\n" - "Lcopy:\n\t" - "pushl 0(%%edx)\n\t" - "sub $4, %%edx\n\t" - "dec %%eax\n\t" - "jne Lcopy\n\t" - // do the actual call - "mov %5, %%edx\n\t" - "mov 0(%%edx), %%edx\n\t" - "mov %6, %%eax\n\t" - "shl $2, %%eax\n\t" - "add %%eax, %%edx\n\t" - "mov 0(%%edx), %%edx\n\t" - "call *%%edx\n\t" - // save return registers - "mov %%eax, %0\n\t" - "mov %%edx, %1\n\t" - // cleanup stack - "mov %2, %%esp\n\t" - : "=m"(eax), "=m"(edx), "=m"(stackptr) - : "m"(nStackLongs), "m"(pStackLongs), "m"(pAdjustedThisPtr), "m"(nVtableIndex) - : "eax", "edx" ); - switch( pReturnTypeDescr->eTypeClass ) - { - case typelib_TypeClass_VOID: - break; - case typelib_TypeClass_HYPER: - case typelib_TypeClass_UNSIGNED_HYPER: - ((long*)pRegisterReturn)[1] = edx; - SAL_FALLTHROUGH; - case typelib_TypeClass_LONG: - case typelib_TypeClass_UNSIGNED_LONG: - case typelib_TypeClass_CHAR: - case typelib_TypeClass_ENUM: - ((long*)pRegisterReturn)[0] = eax; - break; - case typelib_TypeClass_SHORT: - case typelib_TypeClass_UNSIGNED_SHORT: - *(unsigned short*)pRegisterReturn = eax; - break; - case typelib_TypeClass_BOOLEAN: - case typelib_TypeClass_BYTE: - *(unsigned char*)pRegisterReturn = eax; - break; - case typelib_TypeClass_FLOAT: - asm ( "fstps %0" : : "m"(*(char *)pRegisterReturn) ); - break; - case typelib_TypeClass_DOUBLE: - asm ( "fstpl %0\n\t" : : "m"(*(char *)pRegisterReturn) ); - break; - default: { - sal_Int32 const nRetSize = pReturnTypeDescr->nSize; - if (bSimpleReturn && nRetSize <= 8 && nRetSize > 0) { - if (nRetSize > 4) - static_cast<long *>(pRegisterReturn)[1] = edx; - static_cast<long *>(pRegisterReturn)[0] = eax; - } - break; - } - } -} - -static void cpp_call( - bridges::cpp_uno::shared::UnoInterfaceProxy * pThis, - bridges::cpp_uno::shared::VtableSlot aVtableSlot, - typelib_TypeDescriptionReference * pReturnTypeRef, - sal_Int32 nParams, typelib_MethodParameter * pParams, - void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc ) -{ - // max space for: [complex ret ptr], values|ptr ... - char * pCppStack = - (char *)alloca( sizeof(sal_Int32) + ((nParams+2) * sizeof(sal_Int64)) ); - char * pCppStackStart = pCppStack; - - // return - typelib_TypeDescription * pReturnTypeDescr = 0; - TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); - assert(pReturnTypeDescr); - - void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion - bool bSimpleReturn = true; - - if (pReturnTypeDescr) - { - bSimpleReturn = CPPU_CURRENT_NAMESPACE::isSimpleReturnType( - pReturnTypeDescr); - if (bSimpleReturn) - { - pCppReturn = pUnoReturn; // direct way for simple types - } - else - { - pCppReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( - pReturnTypeDescr ) - ? alloca( pReturnTypeDescr->nSize ) - : pUnoReturn); // direct way - // complex return via ptr - *(void **)pCppStack = pCppReturn; - pCppStack += sizeof(void *); - } - } - // push this - void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI()) - + aVtableSlot.offset; - *(void**)pCppStack = pAdjustedThisPtr; - pCppStack += sizeof( void* ); - - // stack space - static_assert(sizeof(void *) == sizeof(sal_Int32), "### unexpected size!"); - // args - void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams ); - // indices of values this have to be converted (interface conversion cpp<=>uno) - sal_Int32 * pTempIndices = (sal_Int32 *)(pCppArgs + nParams); - // type descriptions for reconversions - typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams)); - - sal_Int32 nTempIndices = 0; - - for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) - { - const typelib_MethodParameter & rParam = pParams[nPos]; - typelib_TypeDescription * pParamTypeDescr = 0; - TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); - - if (!rParam.bOut - && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) - { - uno_copyAndConvertData( pCppArgs[nPos] = pCppStack, pUnoArgs[nPos], pParamTypeDescr, - pThis->getBridge()->getUno2Cpp() ); - - switch (pParamTypeDescr->eTypeClass) - { - case typelib_TypeClass_HYPER: - case typelib_TypeClass_UNSIGNED_HYPER: - case typelib_TypeClass_DOUBLE: - pCppStack += sizeof(sal_Int32); // extra long - SAL_FALLTHROUGH; - default: - break; - } - // no longer needed - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - else // ptr to complex value | ref - { - if (! rParam.bIn) // is pure out - { - // cpp out is constructed mem, uno out is not! - uno_constructData( - *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), - pParamTypeDescr ); - pTempIndices[nTempIndices] = nPos; // default constructed for cpp call - // will be released at reconversion - ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; - } - // is in/inout - else if (bridges::cpp_uno::shared::relatesToInterfaceType( - pParamTypeDescr )) - { - uno_copyAndConvertData( - *(void **)pCppStack = pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), - pUnoArgs[nPos], pParamTypeDescr, - pThis->getBridge()->getUno2Cpp() ); - - pTempIndices[nTempIndices] = nPos; // has to be reconverted - // will be released at reconversion - ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; - } - else // direct way - { - *(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos]; - // no longer needed - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - } - pCppStack += sizeof(sal_Int32); // standard parameter length - } - - try - { - assert( !( (pCppStack - pCppStackStart ) & 3) && "UNALIGNED STACK !!! (Please DO panic)" ); - callVirtualMethod( - pAdjustedThisPtr, aVtableSlot.index, - pCppReturn, pReturnTypeDescr, bSimpleReturn, - (sal_Int32 *)pCppStackStart, (pCppStack - pCppStackStart) / sizeof(sal_Int32) ); - // NO exception occurred... - *ppUnoExc = 0; - - // reconvert temporary params - for ( ; nTempIndices--; ) - { - sal_Int32 nIndex = pTempIndices[nTempIndices]; - typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices]; - - if (pParams[nIndex].bIn) - { - if (pParams[nIndex].bOut) // inout - { - uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value - uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, - pThis->getBridge()->getCpp2Uno() ); - } - } - else // pure out - { - uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, - pThis->getBridge()->getCpp2Uno() ); - } - // destroy temp cpp param => cpp: every param was constructed - uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); - - TYPELIB_DANGER_RELEASE( pParamTypeDescr ); - } - // return value - if (pCppReturn && pUnoReturn != pCppReturn) - { - uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr, - pThis->getBridge()->getCpp2Uno() ); - uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release ); - } - } - catch (...) - { - - SAL_INFO( "bridges.ios", "caught C++ exception" ); - - // fill uno exception - CPPU_CURRENT_NAMESPACE::fillUnoException( abi::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() ); - - // temporary params - for ( ; nTempIndices--; ) - { - sal_Int32 nIndex = pTempIndices[nTempIndices]; - // destroy temp cpp param => cpp: every param was constructed - uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndices], cpp_release ); - TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] ); - } - // return type - if (pReturnTypeDescr) - TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); - } -} - -} - -namespace CPPU_CURRENT_NAMESPACE { -bool isSimpleReturnType(typelib_TypeDescription * pTD, bool recursive) -{ - if (bridges::cpp_uno::shared::isSimpleType( pTD )) - return true; - // Only structs of exactly 1, 2, 4, or 8 bytes are returned through - // registers, see <http://developer.apple.com/documentation/DeveloperTools/ - // Conceptual/LowLevelABI/Articles/IA32.html>: - if (pTD->eTypeClass == typelib_TypeClass_STRUCT && - (recursive || pTD->nSize <= 2 || pTD->nSize == 4 || pTD->nSize == 8)) - { - typelib_CompoundTypeDescription *const pCompTD = - (typelib_CompoundTypeDescription *) pTD; - for ( sal_Int32 pos = pCompTD->nMembers; pos--; ) { - typelib_TypeDescription * pMemberTD = 0; - TYPELIB_DANGER_GET( &pMemberTD, pCompTD->ppTypeRefs[pos] ); - bool const b = isSimpleReturnType(pMemberTD, true); - TYPELIB_DANGER_RELEASE( pMemberTD ); - if (! b) - return false; - } - return true; - } - return false; -} -} - - -namespace bridges { namespace cpp_uno { namespace shared { -void unoInterfaceProxyDispatch( - uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr, - void * pReturn, void * pArgs[], uno_Any ** ppException ) -{ - // is my surrogate - bridges::cpp_uno::shared::UnoInterfaceProxy * pThis - = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI); - - switch (pMemberDescr->eTypeClass) - { - case typelib_TypeClass_INTERFACE_ATTRIBUTE: - { - VtableSlot aVtableSlot( - getVtableSlot( - reinterpret_cast< - typelib_InterfaceAttributeTypeDescription const * >( - pMemberDescr))); - if (pReturn) - { - // dependent dispatch - cpp_call( - pThis, aVtableSlot, - ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef, - 0, 0, // no params - pReturn, pArgs, ppException ); - } - else - { - // is SET - typelib_MethodParameter aParam; - aParam.pTypeRef = - ((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef; - aParam.bIn = sal_True; - aParam.bOut = sal_False; - - typelib_TypeDescriptionReference * pReturnTypeRef = 0; - OUString aVoidName("void"); - typelib_typedescriptionreference_new( - &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData ); - - // dependent dispatch - aVtableSlot.index += 1; // get, then set method - cpp_call( - pThis, aVtableSlot, - pReturnTypeRef, - 1, &aParam, - pReturn, pArgs, ppException ); - - typelib_typedescriptionreference_release( pReturnTypeRef ); - } - - break; - } - case typelib_TypeClass_INTERFACE_METHOD: - { - VtableSlot aVtableSlot( - getVtableSlot( - reinterpret_cast< - typelib_InterfaceMethodTypeDescription const * >( - pMemberDescr))); - switch (aVtableSlot.index) - { - // standard calls - case 1: // acquire uno interface - (*pUnoI->acquire)( pUnoI ); - *ppException = 0; - break; - case 2: // release uno interface - (*pUnoI->release)( pUnoI ); - *ppException = 0; - break; - case 0: // queryInterface() opt - { - typelib_TypeDescription * pTD = 0; - TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() ); - if (pTD) - { - uno_Interface * pInterface = 0; - (*pThis->pBridge->getUnoEnv()->getRegisteredInterface)( - pThis->pBridge->getUnoEnv(), - (void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD ); - - if (pInterface) - { - ::uno_any_construct( - reinterpret_cast< uno_Any * >( pReturn ), - &pInterface, pTD, 0 ); - (*pInterface->release)( pInterface ); - TYPELIB_DANGER_RELEASE( pTD ); - *ppException = 0; - break; - } - TYPELIB_DANGER_RELEASE( pTD ); - } - } // else perform queryInterface() - SAL_FALLTHROUGH; - default: - // dependent dispatch - cpp_call( - pThis, aVtableSlot, - ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef, - ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams, - ((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams, - pReturn, pArgs, ppException ); - } - break; - } - default: - { - ::com::sun::star::uno::RuntimeException aExc( - "illegal member type description!", - ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); - - Type const & rExcType = cppu::UnoType<decltype(aExc)>::get(); - // binary identical null reference - ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); - } - } -} - -} } } - -#endif - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |