diff options
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx')
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx | 592 |
1 files changed, 592 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx new file mode 100644 index 000000000..cb0661e7f --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx @@ -0,0 +1,592 @@ +/* -*- 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 . + */ + +#include <sal/config.h> + +#include <exception> +#include <malloc.h> +#include <cstring> +#include <typeinfo> + +#include <com/sun/star/uno/Exception.hpp> +#include <com/sun/star/uno/RuntimeException.hpp> +#include <com/sun/star/uno/genfunc.hxx> +#include <o3tl/runtimetooustring.hxx> +#include <uno/data.h> + +#include "bridge.hxx" +#include "types.hxx" +#include "unointerfaceproxy.hxx" +#include "vtables.hxx" + +#include "share.hxx" + +//#define BRDEBUG +#ifdef BRDEBUG +#include <stdio.h> +#endif + +#define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \ + if ( nr < MAX_FP_REGS ) \ + pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! + +#define INSERT_INT64( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int64 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int64 *>( pSV ); + +#define INSERT_INT32( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int32 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int32 *>( pSV ); + +#define INSERT_INT16( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int16 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int16 *>( pSV ); + +#define INSERT_UINT16( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); + +#define INSERT_INT8( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int8 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int8 *>( pSV ); + +using namespace ::com::sun::star::uno; + +namespace +{ + + bool isReturnInFPR(const typelib_TypeDescription * pTypeDescr, sal_uInt32 & nSize) + { + const typelib_CompoundTypeDescription *p = + reinterpret_cast<const typelib_CompoundTypeDescription*>( pTypeDescr ); + + for (sal_Int32 i = 0; i < p->nMembers; ++i) + { + typelib_TypeDescriptionReference *pTypeInStruct = p->ppTypeRefs[ i ]; + + switch (pTypeInStruct->eTypeClass) + { + case typelib_TypeClass_STRUCT: + case typelib_TypeClass_EXCEPTION: + { + typelib_TypeDescription * t = 0; + TYPELIB_DANGER_GET(&t, pTypeInStruct); + bool isFPR = isReturnInFPR(t, nSize); + TYPELIB_DANGER_RELEASE(t); + if (!isFPR) + return false; + } + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + if (nSize >= 16) + return false; + nSize += 8; + break; + default: + return false; + } + } + return true; + } + + void fillReturn(const typelib_TypeDescription * pTypeDescr, + sal_Int64 * gret, double * fret, void * pRegisterReturn) + { + sal_uInt32 nSize = 0; + if (isReturnInFPR(pTypeDescr, nSize)) + { + reinterpret_cast<double *>( pRegisterReturn )[0] = fret[0]; + reinterpret_cast<double *>( pRegisterReturn )[1] = fret[1]; + } + else + { + reinterpret_cast<sal_Int64 *>( pRegisterReturn )[0] = gret[0]; + reinterpret_cast<sal_Int64 *>( pRegisterReturn )[1] = gret[1]; + } + } + + static void callVirtualMethod( + void * pAdjustedThisPtr, + sal_Int32 nVtableIndex, + void * pRegisterReturn, + typelib_TypeDescriptionReference * pReturnTypeRef, + bool bSimpleReturn, + sal_uInt64 *pStack, + sal_uInt32 nStack, + sal_uInt64 *pGPR, + double *pFPR, + sal_uInt32 nREG) + { + // Should not happen, but... + static_assert(MAX_GP_REGS == MAX_FP_REGS, "must be the same size"); + if ( nREG > MAX_GP_REGS ) + nREG = MAX_GP_REGS; + + // Get pointer to method + sal_uInt64 pMethod = *((sal_uInt64 *)pAdjustedThisPtr); + pMethod += 8 * nVtableIndex; + void *mfunc = (void *) *((sal_uInt64 *)pMethod); +#ifdef BRDEBUG + fprintf(stderr, "calling function %p\n", mfunc); +#endif + + // Load parameters to stack, if necessary + sal_uInt64* pCallStack = NULL; + if ( nStack ) + { + // 16-bytes aligned + sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16; + pCallStack = (sal_uInt64 *) __builtin_alloca( nStackBytes ); + std::memcpy( pCallStack, pStack, nStackBytes ); + } + + sal_Int64 gret[2]; + double fret[2]; + asm volatile ( + ".set push \n\t" + ".set mips64 \n\t" + // Fill the general purpose registers + "ld $4, 0(%[gpr]) \n\t" + "ld $5, 8(%[gpr]) \n\t" + "ld $6, 16(%[gpr]) \n\t" + "ld $7, 24(%[gpr]) \n\t" + "ld $8, 32(%[gpr]) \n\t" + "ld $9, 40(%[gpr]) \n\t" + "ld $10, 48(%[gpr]) \n\t" + "ld $11, 56(%[gpr]) \n\t" + // Fill the floating pointer registers + "ldc1 $f12, 0(%[fpr]) \n\t" + "ldc1 $f13, 8(%[fpr]) \n\t" + "ldc1 $f14, 16(%[fpr]) \n\t" + "ldc1 $f15, 24(%[fpr]) \n\t" + "ldc1 $f16, 32(%[fpr]) \n\t" + "ldc1 $f17, 40(%[fpr]) \n\t" + "ldc1 $f18, 48(%[fpr]) \n\t" + "ldc1 $f19, 56(%[fpr]) \n\t" + // Perform the call + "jalr %[mfunc] \n\t" + // Fill the return values + "move %[gret1], $2 \n\t" + "move %[gret2], $3 \n\t" + "mov.d %[fret1], $f0 \n\t" + "mov.d %[fret2], $f2 \n\t" + ".set pop \n\t" + :[gret1]"=r"(gret[0]), [gret2]"=r"(gret[1]), + [fret1]"=f"(fret[0]), [fret2]"=f"(fret[1]) + :[gpr]"r"(pGPR), [fpr]"r"(pFPR), [mfunc]"c"(mfunc), + [stack]"m"(pCallStack) // dummy input to prevent the compiler from optimizing the alloca out + :"$2", "$3", "$4", "$5", "$6", "$7", "$8", + "$9", "$10", "$11", "$31", + "$f0", "$f2", "$f12", "$f13", "$f14", "$f15", + "$f16", "$f17", "$f18", "$f19", "memory" + ); + + switch (pReturnTypeRef->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + 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: + *reinterpret_cast<sal_Int64 *>( pRegisterReturn ) = gret[0]; + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + *reinterpret_cast<double *>( pRegisterReturn ) = fret[0]; + break; + case typelib_TypeClass_STRUCT: + case typelib_TypeClass_EXCEPTION: + { + sal_Int32 const nRetSize = pReturnTypeRef->pType->nSize; + if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0) + { + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pReturnTypeRef ); + fillReturn(pTypeDescr, gret, fret, pRegisterReturn); + TYPELIB_DANGER_RELEASE( pTypeDescr ); + } + break; + } + default: +#ifdef BRDEBUG + fprintf(stderr,"unhandled return type %u\n", pReturnTypeRef->eTypeClass); +#endif + 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 ... + sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( ((nParams+3) * sizeof(sal_Int64)) ); + sal_uInt64 *pStackStart = pStack; + + sal_uInt64 pGPR[MAX_GP_REGS]; + double pFPR[MAX_FP_REGS]; + sal_uInt32 nREG = 0; + +#ifdef BRDEBUG + fprintf(stderr, "in cpp_call\n"); +#endif + + // 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) + { + if ( CPPU_CURRENT_NAMESPACE::return_in_hidden_param( pReturnTypeRef ) ) + { + bSimpleReturn = false; + // complex return via ptr + pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? + __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; + INSERT_INT64( &pCppReturn, nREG, pGPR, pStack ); + } + else + { + pCppReturn = pUnoReturn; // direct way for simple types + } + } + + // push this + void* pAdjustedThisPtr = reinterpret_cast< void **>( pThis->getCppI() ) + aVtableSlot.offset; + INSERT_INT64( &pAdjustedThisPtr, nREG, pGPR, pStack ); + + // 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] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + INSERT_INT32( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + INSERT_INT16( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_UNSIGNED_SHORT: + INSERT_UINT16( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + INSERT_INT8( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nREG, pFPR, pStack ); + break; + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + INSERT_INT64( pCppArgs[nPos], nREG, pGPR, 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]), nREG, pGPR, pStack ); + } + } + + try + { + try { + callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeRef, bSimpleReturn, + pStackStart, ( pStack - pStackStart ), + pGPR, pFPR, nREG); + } 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); + //typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; + +#ifdef BRDEBUG + fprintf(stderr, "in dispatch\n"); +#endif + + 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() + 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 ); + } + } +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |