diff options
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_linux_x86-64/uno2cpp.cxx')
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_x86-64/uno2cpp.cxx | 571 |
1 files changed, 571 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_x86-64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_x86-64/uno2cpp.cxx new file mode 100644 index 000000000000..6a9ab16845dc --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_x86-64/uno2cpp.cxx @@ -0,0 +1,571 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_bridges.hxx" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <rtl/alloc.h> + +#include <com/sun/star/uno/genfunc.hxx> +#include "com/sun/star/uno/RuntimeException.hpp" +#include <uno/data.h> + +#include <bridges/cpp_uno/shared/bridge.hxx> +#include <bridges/cpp_uno/shared/types.hxx> +#include "bridges/cpp_uno/shared/unointerfaceproxy.hxx" +#include "bridges/cpp_uno/shared/vtables.hxx" + +#include "abi.hxx" +#include "share.hxx" + +using namespace ::rtl; +using namespace ::com::sun::star::uno; + +//================================================================================================== +static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex, + void * pRegisterReturn, typelib_TypeDescriptionReference * pReturnTypeRef, bool bSimpleReturn, + sal_uInt64 *pStack, sal_uInt32 nStack, + sal_uInt64 *pGPR, sal_uInt32 nGPR, + double *pFPR, sal_uInt32 nFPR) __attribute__((noinline)); + +static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex, + void * pRegisterReturn, typelib_TypeDescriptionReference * pReturnTypeRef, bool bSimpleReturn, + sal_uInt64 *pStack, sal_uInt32 nStack, + sal_uInt64 *pGPR, sal_uInt32 nGPR, + double *pFPR, sal_uInt32 nFPR) +{ +#if OSL_DEBUG_LEVEL > 1 + // Let's figure out what is really going on here + { + fprintf( stderr, "= callVirtualMethod() =\nGPR's (%d): ", nGPR ); + for ( unsigned int i = 0; i < nGPR; ++i ) + fprintf( stderr, "0x%lx, ", pGPR[i] ); + fprintf( stderr, "\nFPR's (%d): ", nFPR ); + for ( unsigned int i = 0; i < nFPR; ++i ) + fprintf( stderr, "%f, ", pFPR[i] ); + fprintf( stderr, "\nStack (%d): ", nStack ); + for ( unsigned int i = 0; i < nStack; ++i ) + fprintf( stderr, "0x%lx, ", pStack[i] ); + fprintf( stderr, "\n" ); + } +#endif + + // 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): + if ( !pThis ) + CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything( "xxx" ); // address something + + // Should not happen, but... + if ( nFPR > x86_64::MAX_SSE_REGS ) + nFPR = x86_64::MAX_SSE_REGS; + if ( nGPR > x86_64::MAX_GPR_REGS ) + nGPR = x86_64::MAX_GPR_REGS; + + // Get pointer to method + sal_uInt64 pMethod = *((sal_uInt64 *)pThis); + pMethod += 8 * nVtableIndex; + pMethod = *((sal_uInt64 *)pMethod); + + // Load parameters to stack, if necessary + if ( nStack ) + { + // 16-bytes aligned + sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16; + sal_uInt64 *pCallStack = (sal_uInt64 *) __builtin_alloca( nStackBytes ); + memcpy( pCallStack, pStack, nStackBytes ); + } + + // Return values + sal_uInt64 rax; + sal_uInt64 rdx; + double xmm0; + double xmm1; + + asm volatile ( + + // Fill the xmm registers + "movq %2, %%rax\n\t" + + "movsd (%%rax), %%xmm0\n\t" + "movsd 8(%%rax), %%xmm1\n\t" + "movsd 16(%%rax), %%xmm2\n\t" + "movsd 24(%%rax), %%xmm3\n\t" + "movsd 32(%%rax), %%xmm4\n\t" + "movsd 40(%%rax), %%xmm5\n\t" + "movsd 48(%%rax), %%xmm6\n\t" + "movsd 56(%%rax), %%xmm7\n\t" + + // Fill the general purpose registers + "movq %1, %%rax\n\t" + + "movq (%%rax), %%rdi\n\t" + "movq 8(%%rax), %%rsi\n\t" + "movq 16(%%rax), %%rdx\n\t" + "movq 24(%%rax), %%rcx\n\t" + "movq 32(%%rax), %%r8\n\t" + "movq 40(%%rax), %%r9\n\t" + + // Perform the call + "movq %0, %%r11\n\t" + "movq %3, %%rax\n\t" + "call *%%r11\n\t" + + // Fill the return values + "movq %%rax, %4\n\t" + "movq %%rdx, %5\n\t" + "movsd %%xmm0, %6\n\t" + "movsd %%xmm1, %7\n\t" + : + : "m" ( pMethod ), "m" ( pGPR ), "m" ( pFPR ), "m" ( nFPR ), + "m" ( rax ), "m" ( rdx ), "m" ( xmm0 ), "m" ( xmm1 ) + : "rax", "rdi", "rsi", "rdx", "rcx", "r8", "r9", "r11" + ); + + switch (pReturnTypeRef->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + *reinterpret_cast<sal_uInt64 *>( pRegisterReturn ) = rax; + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + *reinterpret_cast<sal_uInt32 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt32*>( &rax ); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + *reinterpret_cast<sal_uInt16 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt16*>( &rax ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *reinterpret_cast<sal_uInt8 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt8*>( &rax ); + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + *reinterpret_cast<double *>( pRegisterReturn ) = xmm0; + break; + default: + { + sal_Int32 const nRetSize = pReturnTypeRef->pType->nSize; + if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0) + { + sal_uInt64 longs[2]; + longs[0] = rax; + longs[1] = rdx; + + double doubles[2]; + doubles[0] = xmm0; + doubles[1] = xmm1; + x86_64::fill_struct( pReturnTypeRef, &longs[0], &doubles[0], pRegisterReturn); + } + break; + } + } +} + +//================================================================================================== + +// Macros for easier insertion of values to registers or stack +// pSV - pointer to the source +// nr - order of the value [will be increased if stored to register] +// pFPR, pGPR - pointer to the registers +// pDS - pointer to the stack [will be increased if stored here] + +// The value in %xmm register is already prepared to be retrieved as a float, +// thus we treat float and double the same +#define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \ + if ( nr < x86_64::MAX_SSE_REGS ) \ + pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! + +#define INSERT_INT64( pSV, nr, pGPR, pDS ) \ + if ( nr < x86_64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt64 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); + +#define INSERT_INT32( pSV, nr, pGPR, pDS ) \ + if ( nr < x86_64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt32 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt32 *>( pSV ); + +#define INSERT_INT16( pSV, nr, pGPR, pDS ) \ + if ( nr < x86_64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); + +#define INSERT_INT8( pSV, nr, pGPR, pDS ) \ + if ( nr < x86_64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt8 *>( pSV ); + +//================================================================================================== + +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 ) +{ + // Maxium space for [complex ret ptr], values | ptr ... + // (but will be used less - some of the values will be in pGPR and pFPR) + sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) ); + sal_uInt64 *pStackStart = pStack; + + sal_uInt64 pGPR[x86_64::MAX_GPR_REGS]; + sal_uInt32 nGPR = 0; + + double pFPR[x86_64::MAX_SSE_REGS]; + sal_uInt32 nFPR = 0; + + // Return + typelib_TypeDescription * pReturnTypeDescr = 0; + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" ); + + void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion (see below) + + bool bSimpleReturn = true; + if ( pReturnTypeDescr ) + { + if ( x86_64::return_in_hidden_param( pReturnTypeRef ) ) + bSimpleReturn = false; + + if ( bSimpleReturn ) + pCppReturn = pUnoReturn; // direct way for simple types + else + { + // complex return via ptr + pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? + __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; + INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack ); + } + } + + // Push "this" pointer + void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; + INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); + + // Args + void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams ); + // Indizes of values this have to be converted (interface conversion cpp<=>uno) + sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams); + // Type descriptions for reconversions + typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams)); + + sal_Int32 nTempIndizes = 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: + case typelib_TypeClass_DOUBLE: + INSERT_FLOAT_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 ); + pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call + // will be released at reconversion + ppTempParamTypeDescr[nTempIndizes++] = 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() ); + + pTempIndizes[nTempIndizes] = nPos; // has to be reconverted + // will be released at reconversion + ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; + } + else // direct way + { + pCppArgs[nPos] = pUnoArgs[nPos]; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); + } + } + + try + { + callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeRef, bSimpleReturn, + pStackStart, ( pStack - pStackStart ), + pGPR, nGPR, + pFPR, nFPR ); + // NO exception occured... + *ppUnoExc = 0; + + // reconvert temporary params + for ( ; nTempIndizes--; ) + { + sal_Int32 nIndex = pTempIndizes[nTempIndizes]; + typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes]; + + 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 + fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() ); + + // temporary params + for ( ; nTempIndizes--; ) + { + sal_Int32 nIndex = pTempIndizes[nTempIndizes]; + // destroy temp cpp param => cpp: every param was constructed + uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release ); + TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] ); + } + // return type + if (pReturnTypeDescr) + TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); + } +} + +//================================================================================================== + +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); +#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; + OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); +#endif + 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( RTL_CONSTASCII_USTRINGPARAM("void") ); + typelib_typedescriptionreference_new( + &pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData ); + + // dependent dispatch + aVtableSlot.index += 1; // get, then set method + 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; + OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" ); +#endif + 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->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() + 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( + OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ), + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); + + Type const & rExcType = ::getCppuType( &aExc ); + // binary identical null reference + ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); + } + } +} + +} } } |