/* -*- 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 __arm64 #include #include #include #include #include #include #include "bridge.hxx" #include "types.hxx" #include "unointerfaceproxy.hxx" #include "vtables.hxx" #include "share.hxx" using namespace ::com::sun::star::uno; namespace arm { bool is_hfa_struct(const typelib_TypeDescription * type) { const typelib_CompoundTypeDescription * p = reinterpret_cast< const typelib_CompoundTypeDescription * >(type); if (p->nMembers >= 4) return false; for (sal_Int32 i = 0; i < p->nMembers; ++i) { if ((p->ppTypeRefs[i]->eTypeClass != typelib_TypeClass_FLOAT && p->ppTypeRefs[i]->eTypeClass != typelib_TypeClass_DOUBLE) || p->ppTypeRefs[i]->eTypeClass != p->ppTypeRefs[0]->eTypeClass) return false; } return true; } bool return_in_x8( typelib_TypeDescriptionReference *pTypeRef ) { if (bridges::cpp_uno::shared::isSimpleType(pTypeRef)) return false; else if (pTypeRef->eTypeClass == typelib_TypeClass_STRUCT || pTypeRef->eTypeClass == typelib_TypeClass_EXCEPTION) { typelib_TypeDescription * pTypeDescr = 0; TYPELIB_DANGER_GET( &pTypeDescr, pTypeRef ); // A Composite Type not larger than 16 bytes is returned in x0, x1 bool bRet = pTypeDescr->nSize > 16; if (is_hfa_struct(pTypeDescr)) bRet = false; TYPELIB_DANGER_RELEASE( pTypeDescr ); return bRet; } return true; } } void MapReturn(sal_uInt64 x0, sal_uInt64 x1, double d0, typelib_TypeDescriptionReference *pReturnType, sal_uInt64 *pRegisterReturn) { switch( pReturnType->eTypeClass ) { case typelib_TypeClass_HYPER: case typelib_TypeClass_UNSIGNED_HYPER: pRegisterReturn[1] = x1; [[fallthrough]]; case typelib_TypeClass_LONG: case typelib_TypeClass_UNSIGNED_LONG: case typelib_TypeClass_ENUM: case typelib_TypeClass_CHAR: case typelib_TypeClass_SHORT: case typelib_TypeClass_UNSIGNED_SHORT: case typelib_TypeClass_BOOLEAN: case typelib_TypeClass_BYTE: pRegisterReturn[0] = x0; break; case typelib_TypeClass_FLOAT: *(float*)pRegisterReturn = *(float*)&d0; break; case typelib_TypeClass_DOUBLE: *(double*)pRegisterReturn = d0; break; case typelib_TypeClass_STRUCT: case typelib_TypeClass_EXCEPTION: if (!arm::return_in_x8(pReturnType)) { pRegisterReturn[0] = x0; pRegisterReturn[1] = x1; } break; default: break; } } namespace { void callVirtualMethod( void *pThis, sal_Int32 nVtableIndex, void *pRegisterReturn, typelib_TypeDescriptionReference *pReturnType, sal_uInt64 *pStack, int nStack, sal_uInt64 *pGPR, double *pFPR) { // never called if (! pThis) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something if ( nStack ) { // 16-bytes aligned sal_uInt32 nStackBytes = ( ( nStack + 3 ) >> 2 ) * 16; sal_uInt32 *stack = (sal_uInt32 *) alloca( nStackBytes ); memcpy( stack, pStack, nStackBytes ); } sal_uInt64 pMethod = *((sal_uInt64*)pThis); pMethod += 8 * nVtableIndex; pMethod = *((sal_uInt64 *)pMethod); // For value returned in registers sal_uInt64 x0; sal_uInt64 x1; double d0; __asm__ __volatile__ ( // Assembly string " ldp x0, x1, %[pgpr_0]\n" " ldp x2, x3, %[pgpr_2]\n" " ldp x4, x5, %[pgpr_4]\n" " ldp x6, x7, %[pgpr_6]\n" " ldr x8, %[pregisterreturn]\n" " ldp d0, d1, %[pfpr_0]\n" " ldp d2, d3, %[pfpr_2]\n" " ldp d4, d5, %[pfpr_4]\n" " ldp d6, d7, %[pfpr_6]\n" " blr %[pmethod]\n" " str x0, %[x0]\n" " str x1, %[x1]\n" " str d0, %[d0]\n" // Output operands : [x0]"=m" (x0), [x1]"=m" (x1), [d0]"=m" (d0) // Input operands : [pgpr_0]"m" (pGPR[0]), [pgpr_2]"m" (pGPR[2]), [pgpr_4]"m" (pGPR[4]), [pgpr_6]"m" (pGPR[6]), [pregisterreturn]"m" (pRegisterReturn), [pfpr_0]"m" (pFPR[0]), [pfpr_2]"m" (pFPR[2]), [pfpr_4]"m" (pFPR[4]), [pfpr_6]"m" (pFPR[6]), [pmethod]"r" (pMethod) // Clobbers : "x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7" ); MapReturn(x0, x1, d0, pReturnType, (sal_uInt64 *) pRegisterReturn); } } #define INSERT_INT64( pSV, nr, pGPR, pDS ) \ if ( nr < arm::MAX_GPR_REGS ) \ pGPR[nr++] = *reinterpret_cast( pSV ); \ else \ *pDS++ = *reinterpret_cast( pSV ); #define INSERT_INT32( pSV, nr, pGPR, pDS ) \ if ( nr < arm::MAX_GPR_REGS ) \ pGPR[nr++] = *reinterpret_cast( pSV ); \ else \ *pDS++ = *reinterpret_cast( pSV ); #define INSERT_INT16( pSV, nr, pGPR, pDS ) \ if ( nr < arm::MAX_GPR_REGS ) \ pGPR[nr++] = *reinterpret_cast( pSV ); \ else \ *pDS++ = *reinterpret_cast( pSV ); #define INSERT_INT8( pSV, nr, pGPR, pDS ) \ if ( nr < arm::MAX_GPR_REGS ) \ pGPR[nr++] = *reinterpret_cast( pSV ); \ else \ *pDS++ = *reinterpret_cast( pSV ); #define INSERT_DOUBLE( pSV, nr, pFPR, pDS ) \ if ( nr < arm::MAX_FPR_REGS ) \ pFPR[nr++] = *reinterpret_cast( pSV ); \ else \ *pDS++ = *reinterpret_cast( pSV ); #define INSERT_FLOAT( pSV, nr, pFPR, pDS ) \ INSERT_DOUBLE( pSV, nr, pGPR, pDS ) namespace { 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: values|ptr ... sal_uInt64 * pStack = (sal_uInt64 *)alloca( (nParams+2) * sizeof(sal_Int64) ); sal_uInt64 * pStackStart = pStack; sal_uInt64 pGPR[arm::MAX_GPR_REGS]; int nGPR = 0; // storage and counter for SIMD/FP registers double pFPR[arm::MAX_FPR_REGS]; int nFPR = 0; // return typelib_TypeDescription * pReturnTypeDescr = 0; TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); assert( pReturnTypeDescr); void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion if (pReturnTypeDescr) { if (!arm::return_in_x8( pReturnTypeRef ) ) pCppReturn = pUnoReturn; // direct way for simple types else { // complex return via x8 pCppReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) ? alloca( pReturnTypeDescr->nSize ) : pUnoReturn); // direct way } } // push this void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI()) + aVtableSlot.offset; INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); // stack space // args void ** pCppArgs = (void **)alloca( sizeof(void *) * nParams ); // indices of values this have to be converted (interface conversion cpp<=>uno) int * pTempIndices = (int *)alloca( sizeof(int) * nParams ); // type descriptions for reconversions typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)alloca( sizeof(void *) * 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] = alloca(8), pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() ); switch (pParamTypeDescr->eTypeClass) { case typelib_TypeClass_HYPER: case typelib_TypeClass_UNSIGNED_HYPER: INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack ); break; case typelib_TypeClass_LONG: case typelib_TypeClass_UNSIGNED_LONG: case typelib_TypeClass_ENUM: INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack ); break; case typelib_TypeClass_SHORT: case typelib_TypeClass_CHAR: case typelib_TypeClass_UNSIGNED_SHORT: INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack ); break; case typelib_TypeClass_BOOLEAN: case typelib_TypeClass_BYTE: INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack ); break; case typelib_TypeClass_FLOAT: INSERT_FLOAT( pCppArgs[nPos], nFPR, pFPR, pStack ); break; case typelib_TypeClass_DOUBLE: INSERT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack ); break; 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( 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( 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 { pCppArgs[nPos] = pUnoArgs[nPos]; // no longer needed TYPELIB_DANGER_RELEASE( pParamTypeDescr ); } INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); } } assert( nGPR <= arm::MAX_GPR_REGS ); assert( nFPR <= arm::MAX_FPR_REGS ); try { try { callVirtualMethod( pAdjustedThisPtr, aVtableSlot.index, pCppReturn, pReturnTypeRef, pStackStart, (pStack - pStackStart), pGPR, pFPR); } catch (css::uno::Exception &) { throw; } catch (std::exception & e) { throw css::uno::RuntimeException( "C++ code threw " + o3tl::runtimeToOUString(typeid(e).name()) + ": " + o3tl::runtimeToOUString(e.what())); } catch (...) { throw css::uno::RuntimeException("C++ code threw unknown exception"); } // 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 (...) { // fill uno exception CPPU_CURRENT_NAMESPACE::fillUnoException(*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 bridges::cpp_uno::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); #if OSL_DEBUG_LEVEL > 0 typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; #endif switch (pMemberDescr->eTypeClass) { case typelib_TypeClass_INTERFACE_ATTRIBUTE: { #if OSL_DEBUG_LEVEL > 0 // determine vtable call index sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; assert( nMemberPos < pTypeDescr->nAllMembers && "### member pos out of range!"); #endif VtableSlot aVtableSlot( getVtableSlot( reinterpret_cast (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; cpp_call( pThis, aVtableSlot, // get, then set method pReturnTypeRef, 1, &aParam, pReturn, pArgs, ppException ); typelib_typedescriptionreference_release( pReturnTypeRef ); } break; } case typelib_TypeClass_INTERFACE_METHOD: { #if OSL_DEBUG_LEVEL > 0 // determine vtable call index sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition; assert(nMemberPos < pTypeDescr->nAllMembers && "### member pos out of range!"); #endif VtableSlot aVtableSlot( getVtableSlot( reinterpret_cast (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->getBridge()->getUnoEnv()->getRegisteredInterface)( pThis->getBridge()->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() [[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::get(); // binary identical null reference ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); } } } } #endif /* vim:set shiftwidth=4 softtabstop=4 expandtab: */