diff options
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_aix_powerpc/cpp2uno.cxx')
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_aix_powerpc/cpp2uno.cxx | 660 |
1 files changed, 660 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_aix_powerpc/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_aix_powerpc/cpp2uno.cxx new file mode 100644 index 000000000000..b343edee7048 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_aix_powerpc/cpp2uno.cxx @@ -0,0 +1,660 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * 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 <com/sun/star/uno/genfunc.hxx> +#include <uno/data.h> +#include <typelib/typedescription.hxx> + +#include "bridges/cpp_uno/shared/bridge.hxx" +#include "bridges/cpp_uno/shared/cppinterfaceproxy.hxx" +#include "bridges/cpp_uno/shared/types.hxx" +#include "bridges/cpp_uno/shared/vtablefactory.hxx" + +#include "share.hxx" + +#include <string.h> + +using namespace ::com::sun::star::uno; + +namespace +{ + +//================================================================================================== +static typelib_TypeClass cpp2uno_call( + bridges::cpp_uno::shared::CppInterfaceProxy * pThis, + const typelib_TypeDescription * pMemberTypeDescr, + typelib_TypeDescriptionReference * pReturnTypeRef, // 0 indicates void return + sal_Int32 nParams, typelib_MethodParameter * pParams, + void ** gpreg, double * fpreg, void ** ovrflw, + sal_uInt64 * pRegisterReturn /* space for register return */ ) +{ + // gpreg: [ret *], this, [gpr params] + // fpreg: [fpr params] + // ovrflw: [remainder of params] + + // return + typelib_TypeDescription * pReturnTypeDescr = 0; + if (pReturnTypeRef) + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + + void * pUnoReturn = 0; + void * pCppReturn = 0; // complex return ptr: if != 0 && != pUnoReturn, reconversion need + + sal_Int32 ng = 0; + sal_Int32 nf = 0; + + ovrflw -= ppc::MAX_GPR_REGS; + + if (pReturnTypeDescr) + { + if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) + pUnoReturn = pRegisterReturn; // direct way for simple types + else // complex return via ptr (pCppReturn) + { + pCppReturn = *gpreg; + ++gpreg; + ++ng; + ++ovrflw; + + pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? __builtin_alloca( pReturnTypeDescr->nSize ) + : pCppReturn); // direct way + } + } + // pop this + ++gpreg; + ++ng; + ++ovrflw; + + // stack space + OSL_ENSURE( sizeof(void *) == sizeof(sal_Int32), "### unexpected size!" ); + // parameters + void ** pUnoArgs = (void **)__builtin_alloca( 4 * sizeof(void *) * nParams ); + void ** pCppArgs = pUnoArgs + nParams; + + // indizes of values this have to be converted (interface conversion cpp<=>uno) + sal_Int32 * pTempIndizes = (sal_Int32 *)(pUnoArgs + (2 * nParams)); + + // type descriptions for reconversions + typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * 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 )) + // value + { + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + if (ng < ppc::MAX_GPR_REGS) + { + *ovrflw = *gpreg++; + ++ng; + } + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + (sizeof(void*)-1)); + ++ovrflw; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + if (ng < ppc::MAX_GPR_REGS) + { + *ovrflw = *gpreg++; + ++ng; + } + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + (sizeof(void*)-2)); + ++ovrflw; + break; + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + for (int i = 0; i < 2; ++i) + { + if (ng < ppc::MAX_GPR_REGS) + { + *ovrflw = *gpreg++; + ++ng; + } + ++ovrflw; + } + break; + case typelib_TypeClass_DOUBLE: + if (nf < ppc::MAX_SSE_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = fpreg; + ++fpreg; + ++nf; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + } + if (ng < ppc::MAX_GPR_REGS) + { + ng+=2; + gpreg+=2; + } + ovrflw+=2; + break; + case typelib_TypeClass_FLOAT: + if (nf < ppc::MAX_SSE_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = fpreg; + ++fpreg; + ++nf; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + } + if (ng < ppc::MAX_GPR_REGS) + { + ++gpreg; + ++ng; + } + ++ovrflw; + break; + default: + if (ng < ppc::MAX_GPR_REGS) + { + *ovrflw = *gpreg++; + ++ng; + } + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + ++ovrflw; + break; + } + + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { + void *pCppStack; //temporary stack pointer + + if (ng < ppc::MAX_GPR_REGS) + { + *ovrflw = *gpreg++; + ++ng; + } + pCppArgs[nPos] = pCppStack = *ovrflw++; + + if (! rParam.bIn) // is pure out + { + // uno out is unconstructed mem! + pUnoArgs[nPos] = __builtin_alloca( pParamTypeDescr->nSize ); + pTempIndizes[nTempIndizes] = nPos; + // will be released at reconversion + ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; + } + // is in/inout + else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) + { + uno_copyAndConvertData( pUnoArgs[nPos] = __builtin_alloca( pParamTypeDescr->nSize ), + pCppStack, pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + pTempIndizes[nTempIndizes] = nPos; // has to be reconverted + // will be released at reconversion + ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr; + } + else // direct way + { + pUnoArgs[nPos] = pCppStack; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + } + } + + // ExceptionHolder + uno_Any aUnoExc; // Any will be constructed by callee + uno_Any * pUnoExc = &aUnoExc; + + // invoke uno dispatch call + (*pThis->getUnoI()->pDispatcher)( + pThis->getUnoI(), pMemberTypeDescr, pUnoReturn, pUnoArgs, &pUnoExc ); + + // in case an exception occurred... + if (pUnoExc) + { + // destruct temporary in/inout params + for ( ; nTempIndizes--; ) + { + sal_Int32 nIndex = pTempIndizes[nTempIndizes]; + + if (pParams[nIndex].bIn) // is in/inout => was constructed + uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], 0 ); + TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] ); + } + if (pReturnTypeDescr) + TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); + + CPPU_CURRENT_NAMESPACE::raiseException( + &aUnoExc, pThis->getBridge()->getUno2Cpp() ); + // has to destruct the any + // is here for dummy + return typelib_TypeClass_VOID; + } + else // else no exception occurred... + { + // temporary params + for ( ; nTempIndizes--; ) + { + sal_Int32 nIndex = pTempIndizes[nTempIndizes]; + typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes]; + + if (pParams[nIndex].bOut) // inout/out + { + // convert and assign + uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); + uno_copyAndConvertData( pCppArgs[nIndex], pUnoArgs[nIndex], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + } + // destroy temp uno param + uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); + + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + // return + if (pCppReturn) // has complex return + { + if (pUnoReturn != pCppReturn) // needs reconversion + { + uno_copyAndConvertData( pCppReturn, pUnoReturn, pReturnTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + // destroy temp uno return + uno_destructData( pUnoReturn, pReturnTypeDescr, 0 ); + } + // complex return ptr is set to return reg + *(void **)pRegisterReturn = pCppReturn; + } + if (pReturnTypeDescr) + { + typelib_TypeClass eRet = (typelib_TypeClass)pReturnTypeDescr->eTypeClass; + TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); + return eRet; + } + else + return typelib_TypeClass_VOID; + } +} + + +//================================================================================================== +static typelib_TypeClass cpp_mediate( + sal_Int32 nFunctionIndex, + sal_Int32 nVtableOffset, + void ** gpreg, double * fpreg, void ** ovrflw, + sal_uInt64 * pRegisterReturn /* space for register return */ ) +{ + OSL_ENSURE( sizeof(sal_Int32)==sizeof(void *), "### unexpected!" ); + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (in space allocated for all params properly aligned)] + + void * pThis; + if( nFunctionIndex & 0x8000 ) + { + nFunctionIndex &= 0x7fff; + pThis = gpreg[1]; + } + else + { + pThis = gpreg[0]; + } + + pThis = static_cast< char * >(pThis) - nVtableOffset; + + bridges::cpp_uno::shared::CppInterfaceProxy * pCppI + = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy(pThis); + + typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr(); + + OSL_ENSURE( nFunctionIndex < pTypeDescr->nMapFunctionIndexToMemberIndex, "### illegal vtable index!" ); + if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex) + { + throw RuntimeException( + rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "illegal vtable index!" )), + (XInterface *)pThis ); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### illegal member index!" ); + + TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] ); + + typelib_TypeClass eRet; + switch (aMemberDescr.get()->eTypeClass) + { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + { + if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex) + { + // is GET method + eRet = cpp2uno_call( + pCppI, aMemberDescr.get(), + ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef, + 0, 0, // no params + gpreg, fpreg, ovrflw, pRegisterReturn ); + } + else + { + // is SET method + typelib_MethodParameter aParam; + aParam.pTypeRef = + ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef; + aParam.bIn = sal_True; + aParam.bOut = sal_False; + + eRet = cpp2uno_call( + pCppI, aMemberDescr.get(), + 0, // indicates void return + 1, &aParam, + gpreg, fpreg, ovrflw, pRegisterReturn ); + } + break; + } + case typelib_TypeClass_INTERFACE_METHOD: + { + // is METHOD + switch (nFunctionIndex) + { + case 1: // acquire() + pCppI->acquireProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; + break; + case 2: // release() + pCppI->releaseProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; + break; + case 0: // queryInterface() opt + { + typelib_TypeDescription * pTD = 0; + TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( gpreg[2] )->getTypeLibType() ); + if (pTD) + { + XInterface * pInterface = 0; + (*pCppI->getBridge()->getCppEnv()->getRegisteredInterface)( + pCppI->getBridge()->getCppEnv(), + (void **)&pInterface, pCppI->getOid().pData, (typelib_InterfaceTypeDescription *)pTD ); + + if (pInterface) + { + ::uno_any_construct( + reinterpret_cast< uno_Any * >( gpreg[0] ), + &pInterface, pTD, cpp_acquire ); + pInterface->release(); + TYPELIB_DANGER_RELEASE( pTD ); + *(void **)pRegisterReturn = gpreg[0]; + eRet = typelib_TypeClass_ANY; + break; + } + TYPELIB_DANGER_RELEASE( pTD ); + } + } // else perform queryInterface() + default: + eRet = cpp2uno_call( + pCppI, aMemberDescr.get(), + ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pReturnTypeRef, + ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->nParams, + ((typelib_InterfaceMethodTypeDescription *)aMemberDescr.get())->pParams, + gpreg, fpreg, ovrflw, pRegisterReturn ); + } + break; + } + default: + { + throw RuntimeException( + rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "no member description found!" )), + (XInterface *)pThis ); + // is here for dummy + eRet = typelib_TypeClass_VOID; + } + } + + return eRet; +} + +//================================================================================================== +/** + * is called on incoming vtable calls + * (called by asm snippets) + */ +static sal_uInt64 cpp_vtable_call(sal_Int32 r3, sal_Int32 r4, sal_Int32 r5, + sal_Int32 r6, sal_Int32 r7, sal_Int32 r8, sal_Int32 r9, + sal_Int32 r10, sal_Int32 firstonstack) +{ + volatile unsigned long nOffsetAndIndex; + + __asm__ __volatile__( + "mr %0, 11\n\t" + : "=r" (nOffsetAndIndex) : ); + + sal_Int32 nVtableOffset = (nOffsetAndIndex >> 16); + sal_Int32 nFunctionIndex = (nOffsetAndIndex & 0xFFFF); + + void ** ovrflw = (void**)&firstonstack; + + sal_Int32 gpreg[ppc::MAX_GPR_REGS]; + gpreg[0] = r3; + gpreg[1] = r4; + gpreg[2] = r5; + gpreg[3] = r6; + gpreg[4] = r7; + gpreg[5] = r8; + gpreg[6] = r9; + gpreg[7] = r10; + + double fpreg[ppc::MAX_SSE_REGS]; + register double d0 asm("fr1"); fpreg[0] = d0; + register double d1 asm("fr2"); fpreg[1] = d1; + register double d2 asm("fr3"); fpreg[2] = d2; + register double d3 asm("fr4"); fpreg[3] = d3; + register double d4 asm("fr5"); fpreg[4] = d4; + register double d5 asm("fr6"); fpreg[5] = d5; + register double d6 asm("fr7"); fpreg[6] = d6; + register double d7 asm("fr8"); fpreg[7] = d7; + register double d8 asm("fr9"); fpreg[8] = d8; + register double d9 asm("fr10"); fpreg[9] = d9; + register double d10 asm("fr11"); fpreg[10] = d10; + register double d11 asm("fr12"); fpreg[11] = d11; + register double d12 asm("fr13"); fpreg[12] = d12; + +#if OSL_DEBUG_LEVEL > 2 + for(int i = 0; i < 8; ++i) + { + fprintf(stderr, "general reg %d is %x\n", i, gpreg[i]); + } + for(int i = 0; i < 13; ++i) + { + fprintf(stderr, "sse reg %d is %f\n", i, fpreg[i]); + fprintf(stderr, "sse reg %d is %llx\n", i, fpreg[i]); + } + for(int i = -8; i < 8; ++i) + { + fprintf(stderr, "overflow arg %d is %x\n", i, ovrflw[i]); + } +#endif + sal_uInt64 nRegReturn=0; + + typelib_TypeClass aType = + cpp_mediate( nFunctionIndex, nVtableOffset, (void**)gpreg, fpreg, ovrflw, &nRegReturn ); + + sal_uInt32 *pRegReturn = (sal_uInt32*)&nRegReturn; + switch( aType ) + { + case typelib_TypeClass_BOOLEAN: + pRegReturn[0] = (sal_uInt32)(*(char *)pRegReturn); + break; + case typelib_TypeClass_BYTE: + pRegReturn[0] = (sal_Int32)(*(unsigned char *)pRegReturn); + break; + case typelib_TypeClass_SHORT: + pRegReturn[0] = (sal_Int32)(*(short *)pRegReturn); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + pRegReturn[0] = (sal_uInt32)(*(unsigned short *)pRegReturn); + break; + case typelib_TypeClass_FLOAT: + __asm__("lfs 1,%0\n\t" : : "m"(*((float*)&nRegReturn))); + break; + case typelib_TypeClass_DOUBLE: + __asm__("lfd 1,%0\n\t" : : "m"(*((double*)&nRegReturn))); + break; + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + break; + default: + pRegReturn[0] = (sal_uInt32)(*(unsigned int*)pRegReturn); + break; + } + return nRegReturn; +} + + +int const codeSnippetSize = 3 * sizeof(void*); + +unsigned char * codeSnippet( unsigned char * code, sal_Int16 functionIndex, + sal_Int16 vtableOffset, bool simpleRetType ) +{ + sal_uInt32 nOffsetAndIndex = ( ( vtableOffset ) << 16 ) | (functionIndex ); + if (! simpleRetType ) + nOffsetAndIndex |= 0x8000; + + void **raw = (void**)&code[0]; + memcpy(raw, (char*)cpp_vtable_call, 2 * sizeof(void*)); + raw[2] = (void*)nOffsetAndIndex; + + return (code + codeSnippetSize); +} + +} + +void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const * bptr, unsigned char const * eptr) +{ + int const lineSize = 32; + for (unsigned char const * p = bptr; p < eptr + lineSize; p += lineSize) { + __asm__ volatile ("dcbst 0, %0" : : "r"(p) : "memory"); + } + __asm__ volatile ("sync" : : : "memory"); + for (unsigned char const * p = bptr; p < eptr + lineSize; p += lineSize) { + __asm__ volatile ("icbi 0, %0" : : "r"(p) : "memory"); + } + __asm__ volatile ("isync" : : : "memory"); +} + +struct bridges::cpp_uno::shared::VtableFactory::Slot { void * fn; }; + +bridges::cpp_uno::shared::VtableFactory::Slot * +bridges::cpp_uno::shared::VtableFactory::mapBlockToVtable(void * block) +{ + return static_cast< Slot * >(block) + 2; +} + +sal_Size bridges::cpp_uno::shared::VtableFactory::getBlockSize( + sal_Int32 slotCount) +{ + return (slotCount + 2) * sizeof (Slot) + slotCount * codeSnippetSize; +} + +bridges::cpp_uno::shared::VtableFactory::Slot * +bridges::cpp_uno::shared::VtableFactory::initializeBlock( + void * block, sal_Int32 slotCount) +{ + Slot * slots = mapBlockToVtable(block); + slots[-2].fn = 0; + slots[-1].fn = 0; + return slots + slotCount; +} + +unsigned char * bridges::cpp_uno::shared::VtableFactory::addLocalFunctions( + Slot ** slots, unsigned char * code, + typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset, + sal_Int32 functionCount, sal_Int32 vtableOffset) +{ + (*slots) -= functionCount; + Slot * s = *slots; + + for (sal_Int32 i = 0; i < type->nMembers; ++i) { + typelib_TypeDescription * member = 0; + TYPELIB_DANGER_GET(&member, type->ppMembers[i]); + OSL_ASSERT(member != 0); + switch (member->eTypeClass) { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + // Getter: + (s++)->fn = code; + code = codeSnippet( + code, functionOffset++, vtableOffset, + bridges::cpp_uno::shared::isSimpleType( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->pAttributeTypeRef)); + + // Setter: + if (!reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->bReadOnly) + { + (s++)->fn = code; + code = codeSnippet(code, functionOffset++, vtableOffset, true); + } + break; + + case typelib_TypeClass_INTERFACE_METHOD: + (s++)->fn = code; + code = codeSnippet( + code, functionOffset++, vtableOffset, + bridges::cpp_uno::shared::isSimpleType( + reinterpret_cast< + typelib_InterfaceMethodTypeDescription * >( + member)->pReturnTypeRef)); + break; + + default: + OSL_ASSERT(false); + break; + } + TYPELIB_DANGER_RELEASE(member); + } + return code; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |