diff options
Diffstat (limited to 'bridges/source/cpp_uno/gcc3_linux_powerpc64')
4 files changed, 1756 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx new file mode 100644 index 000000000..ab3fbd4c7 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/cpp2uno.cxx @@ -0,0 +1,748 @@ +/* -*- 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 <com/sun/star/uno/genfunc.hxx> +#include <sal/log.hxx> +#include <uno/data.h> +#include <typelib/typedescription.hxx> +#include <osl/endian.h> +#include "bridge.hxx" +#include "cppinterfaceproxy.hxx" +#include "types.hxx" +#include "vtablefactory.hxx" + +#include "share.hxx" +#include <stdio.h> +#include <string.h> + +#ifdef OSL_BIGENDIAN +#define IS_BIG_ENDIAN 1 +#else +#define IS_BIG_ENDIAN 0 +#endif + +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, void ** fpreg, void ** ovrflw, + sal_Int64 * pRegisterReturn /* space for register return */ ) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "as far as cpp2uno_call\n"); +#endif + + int ng = 0; //number of gpr registers used + int nf = 0; //number of fpr registers used + + // gpreg: [ret *], this, [gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + + // 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 + + if (pReturnTypeDescr) + { + if (!ppc64::return_in_hidden_param(pReturnTypeRef)) + { + pUnoReturn = pRegisterReturn; // direct way for simple types + } + else // complex return via ptr (pCppReturn) + { + pCppReturn = *(void **)gpreg; + gpreg++; + ng++; + + pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pCppReturn); // direct way + } + } + // pop this + gpreg++; + ng++; + + // stack space + static_assert(sizeof(void *) == sizeof(sal_Int64), "### unexpected size!"); + // parameters + void ** pUnoArgs = (void **)alloca( 4 * sizeof(void *) * nParams ); + void ** pCppArgs = pUnoArgs + nParams; + // indices of values this have to be converted (interface conversion cpp<=>uno) + sal_Int32 * pTempIndices = (sal_Int32 *)(pUnoArgs + (2 * nParams)); + // type descriptions for reconversions + typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * nParams)); + + sal_Int32 nTempIndices = 0; + bool bOverflowUsed = false; + 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 OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "arg %d of %d\n", nPos, nParams); +#endif + + if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "simple\n"); +#endif + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + if (nf < ppc64::MAX_SSE_REGS) + { + if (pParamTypeDescr->eTypeClass == typelib_TypeClass_FLOAT) + { + float tmp = (float) (*((double *)fpreg)); + (*((float *) fpreg)) = tmp; + } + pCppArgs[nPos] = pUnoArgs[nPos] = fpreg++; + nf++; + + if (ng < ppc64::MAX_GPR_REGS) + { + ng++; + gpreg++; + } + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + break; + case typelib_TypeClass_BYTE: + case typelib_TypeClass_BOOLEAN: + if (ng < ppc64::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + 7*IS_BIG_ENDIAN); + ng++; + gpreg++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + 7*IS_BIG_ENDIAN); + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + if (ng < ppc64::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + 6*IS_BIG_ENDIAN); + ng++; + gpreg++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + 6*IS_BIG_ENDIAN); + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + break; + case typelib_TypeClass_ENUM: + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + if (ng < ppc64::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + 4*IS_BIG_ENDIAN); + ng++; + gpreg++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + 4*IS_BIG_ENDIAN); + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + break; + default: + if (ng < ppc64::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = gpreg++; + ng++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + break; + } + + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "complex, ng is %d\n", ng); +#endif + void *pCppStack; //temporary stack pointer + + if (ng < ppc64::MAX_GPR_REGS) + { + pCppArgs[nPos] = pCppStack = *gpreg++; + ng++; + } + else + { + pCppArgs[nPos] = pCppStack = *ovrflw; + bOverflowUsed = true; + } + if (bOverflowUsed) ovrflw++; + + if (! rParam.bIn) // is pure out + { + // uno out is unconstructed mem! + pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ); + pTempIndices[nTempIndices] = nPos; + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + // is in/inout + else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) + { + uno_copyAndConvertData( pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ), + pCppStack, pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + pTempIndices[nTempIndices] = nPos; // has to be reconverted + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + else // direct way + { + pUnoArgs[nPos] = pCppStack; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + } + } + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "end of params\n"); +#endif + + // 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 ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + + if (pParams[nIndex].bIn) // is in/inout => was constructed + uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndices], 0 ); + TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] ); + } + 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 ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices]; + + 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; + } +} + +#if defined(_CALL_ELF) && _CALL_ELF == 2 +# define PARAMSAVE 32 +#else +# define PARAMSAVE 48 +#endif + +static typelib_TypeClass cpp_mediate( + sal_uInt64 nOffsetAndIndex, + void ** gpreg, void ** fpreg, long sp, + sal_Int64 * pRegisterReturn /* space for register return */ ) +{ + static_assert(sizeof(sal_Int64)==sizeof(void *), "### unexpected!"); + + sal_Int32 nVtableOffset = (nOffsetAndIndex >> 32); + sal_Int32 nFunctionIndex = (nOffsetAndIndex & 0xFFFFFFFF); + + long sf = *(long*)sp; + void ** ovrflw = (void**)(sf + PARAMSAVE + 64); + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + + void * pThis; + if (nFunctionIndex & 0x80000000 ) + { + nFunctionIndex &= 0x7fffffff; + pThis = gpreg[1]; +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "pThis is gpreg[1]\n"); +#endif + } + else + { + pThis = gpreg[0]; +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "pThis is gpreg[0]\n"); +#endif + } + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "pThis is %lx\n", pThis); +#endif + + pThis = static_cast< char * >(pThis) - nVtableOffset; + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "pThis is now %lx\n", pThis); +#endif + + bridges::cpp_uno::shared::CppInterfaceProxy * pCppI + = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy( + pThis); + + typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr(); + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "indexes are %d %d\n", nFunctionIndex, pTypeDescr->nMapFunctionIndexToMemberIndex); +#endif + + if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex) + { + SAL_WARN( + "bridges", + "illegal " << OUString::unacquired(&pTypeDescr->aBase.pTypeName) + << " vtable index " << nFunctionIndex << "/" + << pTypeDescr->nMapFunctionIndexToMemberIndex); + throw RuntimeException( + ("illegal " + OUString::unacquired(&pTypeDescr->aBase.pTypeName) + + " vtable index " + OUString::number(nFunctionIndex) + "/" + + OUString::number(pTypeDescr->nMapFunctionIndexToMemberIndex)), + (XInterface *)pThis); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + assert(nMemberPos < pTypeDescr->nAllMembers); + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "members are %d %d\n", nMemberPos, pTypeDescr->nAllMembers); +#endif + + 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: + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "screwed\n"); +#endif + + throw RuntimeException( "no member description found!", (XInterface *)pThis ); + } + } + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "end of cpp_mediate\n"); +#endif + return eRet; +} + +extern "C" void privateSnippetExecutor( ... ) +{ + sal_uInt64 gpreg[ppc64::MAX_GPR_REGS]; + + register long r3 asm("r3"); gpreg[0] = r3; + register long r4 asm("r4"); gpreg[1] = r4; + register long r5 asm("r5"); gpreg[2] = r5; + register long r6 asm("r6"); gpreg[3] = r6; + register long r7 asm("r7"); gpreg[4] = r7; + register long r8 asm("r8"); gpreg[5] = r8; + register long r9 asm("r9"); gpreg[6] = r9; + register long r10 asm("r10"); gpreg[7] = r10; + + double fpreg[ppc64::MAX_SSE_REGS]; + + __asm__ __volatile__ ( + "stfd 1, 0(%0)\t\n" + "stfd 2, 8(%0)\t\n" + "stfd 3, 16(%0)\t\n" + "stfd 4, 24(%0)\t\n" + "stfd 5, 32(%0)\t\n" + "stfd 6, 40(%0)\t\n" + "stfd 7, 48(%0)\t\n" + "stfd 8, 56(%0)\t\n" + "stfd 9, 64(%0)\t\n" + "stfd 10, 72(%0)\t\n" + "stfd 11, 80(%0)\t\n" + "stfd 12, 88(%0)\t\n" + "stfd 13, 96(%0)\t\n" + : : "r" (fpreg) + : "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7", "fr8", "fr9", + "fr10", "fr11", "fr12", "fr13" + ); + + register long r11 asm("r11"); + const long nOffsetAndIndex = r11; + + register long r1 asm("r1"); + const long sp = r1; + +#if defined(_CALL_ELF) && _CALL_ELF == 2 + volatile long nRegReturn[2]; +#else + volatile long nRegReturn[1]; +#endif + + typelib_TypeClass aType = + cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, sp, (sal_Int64*)nRegReturn); + + switch( aType ) + { + case typelib_TypeClass_VOID: + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + __asm__( "lbz 3,%0\n\t" + : : "m" (nRegReturn[0]) ); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + __asm__( "lhz 3,%0\n\t" + : : "m" (nRegReturn[0]) ); + break; + case typelib_TypeClass_SHORT: + __asm__( "lha 3,%0\n\t" + : : "m" (nRegReturn[0]) ); + break; + case typelib_TypeClass_ENUM: + case typelib_TypeClass_UNSIGNED_LONG: + __asm__( "lwz 3,%0\n\t" + : : "m"(nRegReturn[0]) ); + break; + case typelib_TypeClass_LONG: + __asm__( "lwa 3,%0\n\t" + : : "m"(nRegReturn[0]) ); + 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; + default: + __asm__( "ld 3,%0\n\t" + : : "m" (nRegReturn[0]) ); +#if defined(_CALL_ELF) && _CALL_ELF == 2 + __asm__( "ld 4,%0\n\t" + : : "m" (nRegReturn[1]) ); +#endif + break; + } +} + +#if defined(_CALL_ELF) && _CALL_ELF == 2 +const int codeSnippetSize = 32; +#else +const int codeSnippetSize = 24; +#endif + +unsigned char * codeSnippet( unsigned char * code, sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset, + bool bHasHiddenParam) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr,"in codeSnippet functionIndex is %x\n", nFunctionIndex); + fprintf(stderr,"in codeSnippet vtableOffset is %x\n", nVtableOffset); +#endif + + sal_uInt64 nOffsetAndIndex = ( ( (sal_uInt64) nVtableOffset ) << 32 ) | ( (sal_uInt64) nFunctionIndex ); + + if ( bHasHiddenParam ) + nOffsetAndIndex |= 0x80000000; +#if defined(_CALL_ELF) && _CALL_ELF == 2 + unsigned int *raw = (unsigned int *)&code[0]; + + raw[0] = 0xe96c0018; /* 0: ld 11,2f-0b(12) */ + raw[1] = 0xe98c0010; /* ld 12,1f-0b(12) */ + raw[2] = 0x7d8903a6; /* mtctr 12 */ + raw[3] = 0x4e800420; /* bctr */ + /* 1: .quad function_addr */ + /* 2: .quad context */ + *(void **)&raw[4] = (void *)privateSnippetExecutor; + *(void **)&raw[6] = (void*)nOffsetAndIndex; +#else + void ** raw = (void **)&code[0]; + memcpy(raw, (char*) privateSnippetExecutor, 16); + raw[2] = (void*) nOffsetAndIndex; +#endif +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "in: offset/index is %x %x %d, %lx\n", + nFunctionIndex, nVtableOffset, bHasHiddenParam, raw[2]); +#endif + 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; +} + +std::size_t 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, sal_Int32, + typelib_InterfaceTypeDescription *) +{ + 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, sal_PtrDiff writetoexecdiff, + typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset, + sal_Int32 functionCount, sal_Int32 vtableOffset) +{ + (*slots) -= functionCount; + Slot * s = *slots; +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "in addLocalFunctions functionOffset is %x\n",functionOffset); + fprintf(stderr, "in addLocalFunctions vtableOffset is %x\n",vtableOffset); +#endif + + for (sal_Int32 i = 0; i < type->nMembers; ++i) { + typelib_TypeDescription * member = 0; + TYPELIB_DANGER_GET(&member, type->ppMembers[i]); + assert(member != 0); + switch (member->eTypeClass) { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + // Getter: + (s++)->fn = code + writetoexecdiff; + code = codeSnippet( + code, functionOffset++, vtableOffset, + ppc64::return_in_hidden_param( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->pAttributeTypeRef)); + + // Setter: + if (!reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->bReadOnly) + { + (s++)->fn = code + writetoexecdiff; + code = codeSnippet(code, functionOffset++, vtableOffset, false); + } + break; + + case typelib_TypeClass_INTERFACE_METHOD: + (s++)->fn = code + writetoexecdiff; + code = codeSnippet( + code, functionOffset++, vtableOffset, + ppc64::return_in_hidden_param( + reinterpret_cast< + typelib_InterfaceMethodTypeDescription * >( + member)->pReturnTypeRef)); + break; + + default: + assert(false); + break; + } + TYPELIB_DANGER_RELEASE(member); + } + return code; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/except.cxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/except.cxx new file mode 100644 index 000000000..1241aa02e --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/except.cxx @@ -0,0 +1,256 @@ +/* -*- 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 <stdio.h> +#include <string.h> +#include <dlfcn.h> +#include <cxxabi.h> +#include <rtl/strbuf.hxx> +#include <rtl/ustrbuf.hxx> +#include <osl/mutex.hxx> + +#include <com/sun/star/uno/genfunc.hxx> +#include <typelib/typedescription.hxx> +#include <uno/any2.h> +#include <unordered_map> +#include "share.hxx" + + +using namespace ::std; +using namespace ::osl; +using namespace ::com::sun::star::uno; +using namespace ::__cxxabiv1; + + +namespace CPPU_CURRENT_NAMESPACE +{ + +void dummy_can_throw_anything( char const * ) +{ +} + +static OUString toUNOname( char const * p ) +{ +#if OSL_DEBUG_LEVEL > 1 + char const * start = p; +#endif + + // example: N3com3sun4star4lang24IllegalArgumentExceptionE + + OUStringBuffer buf( 64 ); + assert( 'N' == *p ); + ++p; // skip N + + while ('E' != *p) + { + // read chars count + long n = (*p++ - '0'); + while ('0' <= *p && '9' >= *p) + { + n *= 10; + n += (*p++ - '0'); + } + buf.appendAscii( p, n ); + p += n; + if ('E' != *p) + buf.append( '.' ); + } + +#if OSL_DEBUG_LEVEL > 1 + OUString ret( buf.makeStringAndClear() ); + OString c_ret( OUStringToOString( ret, RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "> toUNOname(): %s => %s\n", start, c_ret.getStr() ); + return ret; +#else + return buf.makeStringAndClear(); +#endif +} + +class RTTI +{ + typedef std::unordered_map< OUString, type_info * > t_rtti_map; + + Mutex m_mutex; + t_rtti_map m_rttis; + t_rtti_map m_generatedRttis; + + void * m_hApp; + +public: + RTTI(); + ~RTTI(); + + type_info * getRTTI( typelib_CompoundTypeDescription * ); +}; + +RTTI::RTTI() + : m_hApp( dlopen( 0, RTLD_LAZY ) ) +{ +} + +RTTI::~RTTI() +{ + dlclose( m_hApp ); +} + + +type_info * RTTI::getRTTI( typelib_CompoundTypeDescription *pTypeDescr ) +{ + type_info * rtti; + + OUString const & unoName = *(OUString const *)&pTypeDescr->aBase.pTypeName; + + MutexGuard guard( m_mutex ); + t_rtti_map::const_iterator iRttiFind( m_rttis.find( unoName ) ); + if (iRttiFind == m_rttis.end()) + { + // RTTI symbol + OStringBuffer buf( 64 ); + buf.append( "_ZTIN" ); + sal_Int32 index = 0; + do + { + OUString token( unoName.getToken( 0, '.', index ) ); + buf.append( token.getLength() ); + OString c_token( OUStringToOString( token, RTL_TEXTENCODING_ASCII_US ) ); + buf.append( c_token ); + } + while (index >= 0); + buf.append( 'E' ); + + OString symName( buf.makeStringAndClear() ); + rtti = (type_info *)dlsym( m_hApp, symName.getStr() ); + + if (rtti) + { + pair< t_rtti_map::iterator, bool > insertion( + m_rttis.insert( t_rtti_map::value_type( unoName, rtti ) ) ); + assert(insertion.second && "### inserting new rtti failed?!"); + } + else + { + // try to lookup the symbol in the generated rtti map + t_rtti_map::const_iterator iFind( m_generatedRttis.find( unoName ) ); + if (iFind == m_generatedRttis.end()) + { + // we must generate it ! + // symbol and rtti-name is nearly identical, + // the symbol is prefixed with _ZTI + char const * rttiName = symName.getStr() +4; +#if OSL_DEBUG_LEVEL > 1 + fprintf( stderr,"generated rtti for %s\n", rttiName ); +#endif + if (pTypeDescr->pBaseTypeDescription) + { + // ensure availability of base + type_info * base_rtti = getRTTI( + (typelib_CompoundTypeDescription *)pTypeDescr->pBaseTypeDescription ); + rtti = new __si_class_type_info( + strdup( rttiName ), (__class_type_info *)base_rtti ); + } + else + { + // this class has no base class + rtti = new __class_type_info( strdup( rttiName ) ); + } + + pair< t_rtti_map::iterator, bool > insertion( + m_generatedRttis.insert( t_rtti_map::value_type( unoName, rtti ) ) ); + assert(insertion.second && "### inserting new generated rtti failed?!"); + } + else // taking already generated rtti + { + rtti = iFind->second; + } + } + } + else + { + rtti = iRttiFind->second; + } + + return rtti; +} + + +static void deleteException( void * pExc ) +{ + __cxa_exception const * header = ((__cxa_exception const *)pExc - 1); + typelib_TypeDescription * pTD = 0; + OUString unoName( toUNOname( header->exceptionType->name() ) ); + ::typelib_typedescription_getByName( &pTD, unoName.pData ); + assert(pTD && "### unknown exception type! leaving out destruction => leaking!!!"); + if (pTD) + { + ::uno_destructData( pExc, pTD, cpp_release ); + ::typelib_typedescription_release( pTD ); + } +} + +void raiseException( uno_Any * pUnoExc, uno_Mapping * pUno2Cpp ) +{ + void * pCppExc; + type_info * rtti; + + { + // construct cpp exception object + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pUnoExc->pType ); + if (! pTypeDescr) + terminate(); + + pCppExc = __cxa_allocate_exception( pTypeDescr->nSize ); + ::uno_copyAndConvertData( pCppExc, pUnoExc->pData, pTypeDescr, pUno2Cpp ); + + // destruct uno exception + ::uno_any_destruct( pUnoExc, 0 ); + // avoiding locked counts + static RTTI rtti_data; + rtti = (type_info*)rtti_data.getRTTI((typelib_CompoundTypeDescription*)pTypeDescr); + TYPELIB_DANGER_RELEASE( pTypeDescr ); + if (! rtti) + terminate(); + } + + __cxa_throw( pCppExc, rtti, deleteException ); +} + +void fillUnoException(uno_Any * pExc, uno_Mapping * pCpp2Uno) +{ + __cxa_exception * header = __cxa_get_globals()->caughtExceptions; + if (! header) + terminate(); + + std::type_info *exceptionType = __cxa_current_exception_type(); + + typelib_TypeDescription * pExcTypeDescr = 0; + OUString unoName( toUNOname( exceptionType->name() ) ); + ::typelib_typedescription_getByName( &pExcTypeDescr, unoName.pData ); + if (! pExcTypeDescr) + terminate(); + + // construct uno exception any + ::uno_any_constructAndConvert( pExc, header->adjustedPtr, pExcTypeDescr, pCpp2Uno ); + ::typelib_typedescription_release( pExcTypeDescr ); +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/share.hxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/share.hxx new file mode 100644 index 000000000..8286a878a --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/share.hxx @@ -0,0 +1,90 @@ +/* -*- 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 . + */ +#pragma once + +#include "uno/mapping.h" + +#include <typeinfo> +#include <exception> +#include <cstddef> + +namespace CPPU_CURRENT_NAMESPACE +{ + + void dummy_can_throw_anything( char const * ); + + +// ----- following decl from libstdc++-v3/libsupc++/unwind-cxx.h and unwind.h + +struct _Unwind_Exception +{ + unsigned exception_class __attribute__((__mode__(__DI__))); + void * exception_cleanup; + unsigned private_1 __attribute__((__mode__(__word__))); + unsigned private_2 __attribute__((__mode__(__word__))); +} __attribute__((__aligned__)); + +struct __cxa_exception +{ + std::type_info *exceptionType; + void (*exceptionDestructor)(void *); + + void (*unexpectedHandler)(); // std::unexpected_handler dropped from C++17 + std::terminate_handler terminateHandler; + + __cxa_exception *nextException; + + int handlerCount; + + int handlerSwitchValue; + const unsigned char *actionRecord; + const unsigned char *languageSpecificData; + void *catchTemp; + void *adjustedPtr; + + _Unwind_Exception unwindHeader; +}; + +extern "C" void *__cxa_allocate_exception( + std::size_t thrown_size ) throw(); +extern "C" void __cxa_throw ( + void *thrown_exception, std::type_info *tinfo, void (*dest) (void *) ) __attribute__((noreturn)); + +struct __cxa_eh_globals +{ + __cxa_exception *caughtExceptions; + unsigned int uncaughtExceptions; +}; + +extern "C" __cxa_eh_globals *__cxa_get_globals () throw(); +extern "C" std::type_info *__cxa_current_exception_type() throw(); + +void raiseException( + uno_Any * pUnoExc, uno_Mapping * pUno2Cpp ); + +void fillUnoException(uno_Any *, uno_Mapping * pCpp2Uno); +} + +namespace ppc64 +{ + enum ppclimits { MAX_GPR_REGS = 8, MAX_SSE_REGS = 13 }; + bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx new file mode 100644 index 000000000..612495d83 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_powerpc64/uno2cpp.cxx @@ -0,0 +1,662 @@ +/* -*- 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 <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" + +#include <stdio.h> +#include <string.h> + + +using namespace ::com::sun::star::uno; + +namespace ppc64 +{ +#if defined(_CALL_ELF) && _CALL_ELF == 2 + bool is_complex_struct(const typelib_TypeDescription * type) + { + const typelib_CompoundTypeDescription * p + = reinterpret_cast< const typelib_CompoundTypeDescription * >(type); + for (sal_Int32 i = 0; i < p->nMembers; ++i) + { + if (p->ppTypeRefs[i]->eTypeClass == typelib_TypeClass_STRUCT || + p->ppTypeRefs[i]->eTypeClass == typelib_TypeClass_EXCEPTION) + { + typelib_TypeDescription * t = 0; + TYPELIB_DANGER_GET(&t, p->ppTypeRefs[i]); + bool b = is_complex_struct(t); + TYPELIB_DANGER_RELEASE(t); + if (b) { + return true; + } + } + else if (!bridges::cpp_uno::shared::isSimpleType(p->ppTypeRefs[i]->eTypeClass)) + return true; + } + if (p->pBaseTypeDescription != 0) + return is_complex_struct(&p->pBaseTypeDescription->aBase); + return false; + } +#endif + + bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef ) + { + if (bridges::cpp_uno::shared::isSimpleType(pTypeRef)) + return false; +#if defined(_CALL_ELF) && _CALL_ELF == 2 + 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 up to two GPRs + bool bRet = pTypeDescr->nSize > 16 || is_complex_struct(pTypeDescr); + + TYPELIB_DANGER_RELEASE( pTypeDescr ); + return bRet; + } +#endif + return true; + } +} + +void MapReturn(long r3, long r4, double dret, typelib_TypeDescriptionReference* pReturnType, void *pRegisterReturn) +{ + switch (pReturnType->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + *reinterpret_cast<sal_uInt64 *>( pRegisterReturn ) = r3; + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + *reinterpret_cast<sal_uInt32 *>( pRegisterReturn ) = r3; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + *reinterpret_cast<sal_uInt16 *>( pRegisterReturn ) = (unsigned short)r3; + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *reinterpret_cast<sal_uInt8 *>( pRegisterReturn ) = (unsigned char)r3; + break; + case typelib_TypeClass_FLOAT: + *reinterpret_cast<float *>( pRegisterReturn ) = dret; + break; + case typelib_TypeClass_DOUBLE: + *reinterpret_cast<double *>( pRegisterReturn ) = dret; + break; +#if defined(_CALL_ELF) && _CALL_ELF == 2 + case typelib_TypeClass_STRUCT: + case typelib_TypeClass_EXCEPTION: + if (!ppc64::return_in_hidden_param(pReturnType)) + { + sal_uInt64 *pRegisters = reinterpret_cast<sal_uInt64*>(pRegisterReturn); + pRegisters[0] = r3; + if (pReturnType->pType->nSize > 8) + pRegisters[1] = r4; + } +#else + (void)r4; +#endif + default: + break; + } +} + +namespace +{ + +static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex, + void * pRegisterReturn, typelib_TypeDescription * pReturnTypeDescr, + sal_uInt64 *pStack, sal_uInt32 nStack, + sal_uInt64 *pGPR, sal_uInt32 nGPR, + double *pFPR, sal_uInt32 nFPR) +{ + // Stack, if used, must be 16-bytes aligned + if ( nStack ) + nStack = ( nStack + 1 ) & ~1; + + // Should not happen, but... + if ( nFPR > ppc64::MAX_SSE_REGS ) + nFPR = ppc64::MAX_SSE_REGS; + if ( nGPR > ppc64::MAX_GPR_REGS ) + nGPR = ppc64::MAX_GPR_REGS; + +#if OSL_DEBUG_LEVEL > 2 + // Let's figure out what is really going on here + { + fprintf( stderr, "= callVirtualMethod() =\nGPR's (%d): ", nGPR ); + for ( int i = 0; i < nGPR; ++i ) + fprintf( stderr, "0x%lx, ", pGPR[i] ); + fprintf( stderr, "\nFPR's (%d): ", nFPR ); + for ( int i = 0; i < nFPR; ++i ) + fprintf( stderr, "0x%lx (%f), ", pFPR[i], pFPR[i] ); + fprintf( stderr, "\nStack (%d): ", nStack ); + for ( int i = 0; i < nStack; ++i ) + fprintf( stderr, "0x%lx, ", pStack[i] ); + fprintf( stderr, "\n" ); + } +#endif + + // Load parameters to stack, if necessary + sal_uInt64 *stack = (sal_uInt64 *) __builtin_alloca( nStack * 8 ); + memcpy( stack, pStack, nStack * 8 ); + + // Get pointer to method + sal_uInt64 pMethod = *((sal_uInt64 *)pThis); + pMethod += 8 * nVtableIndex; + pMethod = *((sal_uInt64 *)pMethod); + +#if defined(_CALL_ELF) && _CALL_ELF == 2 + typedef void (* FunctionCall )(...); +#else + typedef void (* FunctionCall )( sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64 ); +#endif + FunctionCall pFunc = (FunctionCall)pMethod; + + volatile double dret; + + // fill registers + __asm__ __volatile__ ( + "lfd 1, 0(%0)\n\t" + "lfd 2, 8(%0)\n\t" + "lfd 3, 16(%0)\n\t" + "lfd 4, 24(%0)\n\t" + "lfd 5, 32(%0)\n\t" + "lfd 6, 40(%0)\n\t" + "lfd 7, 48(%0)\n\t" + "lfd 8, 56(%0)\n\t" + "lfd 9, 64(%0)\n\t" + "lfd 10, 72(%0)\n\t" + "lfd 11, 80(%0)\n\t" + "lfd 12, 88(%0)\n\t" + "lfd 13, 96(%0)\n\t" + : : "r" (pFPR) + : "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7", "fr8", "fr9", + "fr10", "fr11", "fr12", "fr13" + ); + + // tell gcc that r3 to r11 are not available to it for doing the TOC and exception munge on the func call + register sal_uInt64 r3 asm("r3"); + register sal_uInt64 r4 asm("r4"); + + (*pFunc)(pGPR[0], pGPR[1], pGPR[2], pGPR[3], pGPR[4], pGPR[5], pGPR[6], pGPR[7]); + + // get return value + __asm__ __volatile__ ( + "mr %1, 3\n\t" + "mr %2, 4\n\t" + "fmr %0, 1\n\t" + : "=f" (dret), "=r" (r3), "=r" (r4) : ); + + MapReturn(r3, r4, dret, reinterpret_cast<typelib_TypeDescriptionReference *>(pReturnTypeDescr), pRegisterReturn); +} + +// 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( pSV, nr, pFPR, nGPR, pDS, bOverflow ) \ + if ( nGPR < ppc64::MAX_GPR_REGS ) \ + ++nGPR; \ + if ( nr < ppc64::MAX_SSE_REGS ) \ + pFPR[nr++] = *reinterpret_cast<float *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! + +#define INSERT_DOUBLE( pSV, nr, pFPR, nGPR, pDS, bOverflow ) \ + if ( nGPR < ppc64::MAX_GPR_REGS ) \ + ++nGPR; \ + if ( nr < ppc64::MAX_SSE_REGS ) \ + pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! + +#define INSERT_INT64( pSV, nr, pGPR, pDS, bOverflow ) \ + if ( nr < ppc64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt64 *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); + +#define INSERT_INT32( pSV, nr, pGPR, pDS, bOverflow ) \ + if ( nr < ppc64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt32 *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *pDS++ = *reinterpret_cast<sal_uInt32 *>( pSV ); + +#define INSERT_INT16( pSV, nr, pGPR, pDS, bOverflow ) \ + if ( nr < ppc64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); + +#define INSERT_INT8( pSV, nr, pGPR, pDS, bOverflow ) \ + if ( nr < ppc64::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \ + else \ + bOverflow = true; \ + if (bOverflow) \ + *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 ) +{ + // max space for: [complex ret ptr], values|ptr ... + sal_uInt64 * pStack = (sal_uInt64 *)alloca( (nParams+3) * sizeof(sal_Int64) ); + sal_uInt64 * pStackStart = pStack; + + sal_uInt64 pGPR[ppc64::MAX_GPR_REGS]; + sal_uInt32 nGPR = 0; + + double pFPR[ppc64::MAX_SSE_REGS]; + sal_uInt32 nFPR = 0; + + // return + typelib_TypeDescription * pReturnTypeDescr = 0; + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + assert(pReturnTypeDescr); + + void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion + + bool bOverflow = false; + + if (pReturnTypeDescr) + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "return type is %d\n", pReturnTypeDescr->eTypeClass); +#endif + bool bSimpleReturn =!ppc64::return_in_hidden_param(pReturnTypeRef); + + if (bSimpleReturn) + { + pCppReturn = pUnoReturn; // direct way for simple types +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "simple return\n"); +#endif + } + else + { + // complex return via ptr + pCppReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) : pUnoReturn); +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "pCppReturn/pUnoReturn is %lx/%lx", pCppReturn, pUnoReturn); +#endif + INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack, bOverflow ); + } + } + // push "this" pointer + void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "this pointer is %p\n", pAdjustedThisPtr); +#endif + INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack, bOverflow ); + + // 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; + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "n params is %d\n", nParams); +#endif + + 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 OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "param %d is %d %d %d\n", nPos, rParam.bOut, bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ), + pParamTypeDescr->eTypeClass); +#endif + + if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) + { + uno_copyAndConvertData( pCppArgs[nPos] = pStack, pUnoArgs[nPos], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "hyper is %lx\n", pCppArgs[nPos]); +#endif + INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack, bOverflow ); + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "long is %x\n", pCppArgs[nPos]); +#endif + INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack, bOverflow ); + break; + case typelib_TypeClass_SHORT: + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack, bOverflow ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack, bOverflow ); + break; + case typelib_TypeClass_FLOAT: + INSERT_FLOAT( pCppArgs[nPos], nFPR, pFPR, nGPR, pStack, bOverflow ); + break; + case typelib_TypeClass_DOUBLE: + INSERT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, nGPR, pStack, bOverflow ); + break; + default: + break; + } + + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + + } + else // ptr to complex value | ref + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "complex type again %d\n", rParam.bIn); +#endif + if (! rParam.bIn) // is pure out + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "complex size is %d\n", pParamTypeDescr->nSize ); +#endif + // 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 )) + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "this one\n"); +#endif + 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 + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "that one, passing %lx through\n", pUnoArgs[nPos]); +#endif + pCppArgs[nPos] = pUnoArgs[nPos]; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack, bOverflow ); + } + } + + try + { + try { + callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeDescr, + pStackStart, ( pStack - pStackStart ), + pGPR, nGPR, + pFPR, nFPR ); + } 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); + + 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: */ |