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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /bridges/source/cpp_uno/gcc3_linux_s390 | |
parent | Initial commit. (diff) | |
download | libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390/cpp2uno.cxx | 686 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390/except.cxx | 257 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390/share.hxx | 85 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390/uno2cpp.cxx | 637 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390x/cpp2uno.cxx | 649 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390x/except.cxx | 257 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390x/share.hxx | 89 | ||||
-rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx | 541 |
8 files changed, 3201 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_s390/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_s390/cpp2uno.cxx new file mode 100644 index 000000000..b9e61b148 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390/cpp2uno.cxx @@ -0,0 +1,686 @@ +/* -*- 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 "bridge.hxx" +#include "cppinterfaceproxy.hxx" +#include "types.hxx" +#include "vtablefactory.hxx" + +#include "share.hxx" +#include <stdio.h> +#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, void ** fpreg, void ** ovrflw, + sal_Int64 * pRegisterReturn /* space for register return */ ) +{ + int ng = 0; //number of gpr registers used + int nf = 0; //number of fpr registers used + void ** pCppStack; //temporary stack pointer + + // 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 (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) + { + 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_Int32), "### 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; + + 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_DOUBLE: + if (nf < 2) { + pCppArgs[nPos] = fpreg; + pUnoArgs[nPos] = fpreg; + nf++; + fpreg += 2; + } else { + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw += 2; + } + break; + + case typelib_TypeClass_FLOAT: + // fpreg are all double values so need to + // modify fpreg to be a single word float value + if (nf < 2) { +// float tmp = (float) (*((double *)fpreg)); +// (*((float *) fpreg)) = tmp; + pCppArgs[nPos] = fpreg; + pUnoArgs[nPos] = fpreg; + nf++; + fpreg += 2; + } else { + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw += 1; + } + break; + + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + if (ng < 4) { + pCppArgs[nPos] = gpreg; + pUnoArgs[nPos] = gpreg; + ng += 2; + gpreg += 2; + } else { + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw += 2; + } + break; + + case typelib_TypeClass_BYTE: + case typelib_TypeClass_BOOLEAN: + if (ng < 5) { + pCppArgs[nPos] = (((char *)gpreg) + 3); + pUnoArgs[nPos] = (((char *)gpreg) + 3); + ng++; + gpreg++; + } else { + pCppArgs[nPos] = (((char *)ovrflw) + 3); + pUnoArgs[nPos] = (((char *)ovrflw) + 3); + ovrflw++; + } + break; + + + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + if (ng < 5) { + pCppArgs[nPos] = (((char *)gpreg)+ 2); + pUnoArgs[nPos] = (((char *)gpreg)+ 2); + ng++; + gpreg++; + } else { + pCppArgs[nPos] = (((char *)ovrflw) + 2); + pUnoArgs[nPos] = (((char *)ovrflw) + 2); + ovrflw++; + } + break; + + + default: + if (ng < 5) { + pCppArgs[nPos] = gpreg; + pUnoArgs[nPos] = gpreg; + ng++; + gpreg++; + } else { + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw++; + } + break; + + } + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { + + if (ng < 5) { + pCppArgs[nPos] = *(void **)gpreg; + pCppStack = gpreg; + ng++; + gpreg++; + } else { + pCppArgs[nPos] = *(void **)ovrflw; + pCppStack = ovrflw; + 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 ), + *(void **)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] = *(void **)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 ( ; 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; + } +} + + +static typelib_TypeClass cpp_mediate( + sal_uInt32 nOffsetAndIndex, + void ** gpreg, void ** fpreg, void ** ovrflw, + sal_Int64 * pRegisterReturn /* space for register return */ ) +{ + static_assert(sizeof(sal_Int32)==sizeof(void *), "### unexpected!"); + + sal_Int16 nVtableOffset = (nOffsetAndIndex >> 16); + sal_Int16 nFunctionIndex = (nOffsetAndIndex & 0xFFFF); + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + + // _this_ ptr is patched cppu_XInterfaceProxy object + 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(); + + + 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 *)pCppI); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + assert(nMemberPos < pTypeDescr->nAllMembers); + + 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( "no member description found!", (XInterface *)pCppI ); + } + } + + return eRet; +} + +/** + * is called on incoming vtable calls + * (called by asm snippets) + */ +static void privateSnippetExecutor( sal_uInt32 nOffsetAndIndex, void** gpregptr, void** fpregptr, void** ovrflw) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "privateSnippetExecutor\n"); +#endif + + + sal_Int32 gpreg[8]; + double fpreg[8]; + + memcpy( gpreg, gpregptr, 32); + memcpy( fpreg, fpregptr, 64); + + volatile long nRegReturn[2]; + + typelib_TypeClass aType = + cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, ovrflw, + (sal_Int64*)nRegReturn ); + + switch( aType ) + { + + // move return value into register space + // (will be loaded by machine code snippet) + + case typelib_TypeClass_BOOLEAN: + { + unsigned long tmp = (unsigned long)(*(unsigned char *)nRegReturn); + __asm__ volatile ( "l 2,%0\n\t" : : + "m"(tmp) : "2" ); + break; + } + case typelib_TypeClass_BYTE: + { + long tmp = (long)(*(signed char *)nRegReturn); + __asm__ volatile ( "l 2,%0\n\t" : : + "m"(tmp) : "2" ); + break; + } + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + { + unsigned long tmp = (unsigned long)(*(unsigned short *)nRegReturn); + __asm__ volatile ( "l 2,%0\n\t" : : + "m"(tmp) : "2" ); + break; + } + case typelib_TypeClass_SHORT: + { + long tmp = (long)(*(short *)nRegReturn); + __asm__ volatile ( "l 2,%0\n\t" : : + "m"(tmp) : "2" ); + break; + } + case typelib_TypeClass_FLOAT: + __asm__ volatile ( "le 0,%0\n\t" : : + "m" (*((float*)nRegReturn)) : "16" ); + break; + + case typelib_TypeClass_DOUBLE: + __asm__ volatile ( "ld 0,%0\n\t" : : + "m" (*((double*)nRegReturn)) : "16" ); + break; + + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + __asm__ volatile ( "lm 2,3,%0\n\t" : : + "m"(nRegReturn[0]) : "2", "3" ); + break; + + default: + __asm__ volatile ( "l 2,%0\n\t" : : + "m"(nRegReturn[0]) : "2" ); + break; + } +} + +const int codeSnippetSize = 50; + +unsigned char* codeSnippet( unsigned char * code, sal_Int16 nFunctionIndex, sal_Int16 nVtableOffset, bool simple_ret_type ) +{ + sal_uInt32 nOffsetAndIndex = ( ( nVtableOffset ) << 16 ) | ( nFunctionIndex ); + + if (! simple_ret_type) + nOffsetAndIndex |= 0x8000; + + static_assert(sizeof (long) == 4, "boo"); + + /* generate this code */ + // lr %r0,%r13 + // bras %r13,0x6 + // .long privateSnippetExecutor + // .long nOffsetAndIndex + // stm %r2,%r6,8(%r15) + // std %f0,64(%r15) + // std %f2,72(%r15) + + // l %r2,4(%r13) + // la %r3,8(%r15) + // la %r4,64(%r15) + // la %r5,96(%r15) + // l %r1,0(%r13) + // lr %r13,%r0 + // br %r1 + + unsigned char * p = code; + *reinterpret_cast< sal_Int16 * >(p) = 0x180d; + p += sizeof(sal_Int16); + *reinterpret_cast< sal_Int32 * >(p) = 0xa7d50006; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = + reinterpret_cast< sal_Int32 >(privateSnippetExecutor); + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = nOffsetAndIndex; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x9026f008; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x6000f040; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x6020f048; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x5820d004; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x4130f008; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x4140f040; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x4150f060; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int32 * >(p) = 0x5810d000; + p += sizeof(sal_Int32); + *reinterpret_cast< sal_Int16 * >(p) = 0x18d0; + p += sizeof(sal_Int16); + *reinterpret_cast< sal_Int16 * >(p) = 0x07f1; + p += sizeof(sal_Int16); + + return (code + codeSnippetSize); +} +} + +void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *, unsigned char const *) +{ +} + +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, + bridges::cpp_uno::shared::isSimpleType( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->pAttributeTypeRef)); + + // Setter: + if (!reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->bReadOnly) + { + (s++)->fn = code + writetoexecdiff; + code = codeSnippet(code, functionOffset++, vtableOffset, true); + } + break; + + case typelib_TypeClass_INTERFACE_METHOD: + (s++)->fn = code + writetoexecdiff; + code = codeSnippet( + code, functionOffset++, vtableOffset, + bridges::cpp_uno::shared::isSimpleType( + 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_s390/except.cxx b/bridges/source/cpp_uno/gcc3_linux_s390/except.cxx new file mode 100644 index 000000000..9331665fa --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390/except.cxx @@ -0,0 +1,257 @@ +/* -*- 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 ); + assert(pTypeDescr); + 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_s390/share.hxx b/bridges/source/cpp_uno/gcc3_linux_s390/share.hxx new file mode 100644 index 000000000..dccda8913 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390/share.hxx @@ -0,0 +1,85 @@ +/* -*- 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 . + */ +#ifndef INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_S390_SHARE_HXX +#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_S390_SHARE_HXX + +#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); +} + +#endif +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_s390/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_s390/uno2cpp.cxx new file mode 100644 index 000000000..27d773706 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390/uno2cpp.cxx @@ -0,0 +1,637 @@ +/* -*- 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 +{ +static sal_Int32 +invoke_count_words(char * pPT) +{ + sal_Int32 overflow = 0, gpr = 0, fpr = 0; + + while (*pPT != 'X') { + // character of parameter type being decoded + const int c = *pPT; + + switch (c) { + case 'D': /* type is double */ + if (fpr < 2) fpr++; else overflow+=2; + break; + + case 'F': /* type is float */ + if (fpr < 2) fpr++; else overflow++; + break; + + case 'H': /* type is long long */ + if (gpr < 4) gpr+=2; else gpr=5, overflow+=2; + break; + + case 'S': + case 'T': + case 'B': + case 'C': + if (gpr < 5) gpr++; else overflow++; + break; + + default: + if (gpr < 5) gpr++; else overflow++; + break; + } + pPT++; + } + /* Round up number of overflow words to ensure stack + stays aligned to 8 bytes. */ + return (overflow + 1) & ~1; +} + +static void +//invoke_copy_to_stack(sal_Int32 paramCount, sal_Int32 * pStackLongs, char * pPT, sal_Int32* d_ov, sal_Int32 overflow) +invoke_copy_to_stack(sal_Int32 * pStackLongs, char * pPT, sal_Int32* d_ov, sal_Int32 overflow) +{ + sal_Int32 *d_gpr = d_ov + overflow; + sal_Int64 *d_fpr = (sal_Int64 *)(d_gpr + 5); + sal_Int32 gpr = 0, fpr = 0; + + while (*pPT != 'X') { + const char c = *pPT; + switch (c) { + case 'D': /* type is double */ + if (fpr < 2) + *((double*) d_fpr) = *((double *)pStackLongs), d_fpr++, fpr++; + else + *((double*) d_ov ) = *((double *)pStackLongs), d_ov+=2; + + pStackLongs += 2; + break; + + case 'F': /* type is float */ + if (fpr < 2) { + *((sal_Int64*) d_fpr) = 0; + *((float*) d_fpr) = *((float *)pStackLongs), d_fpr++, fpr++; + } + else { + *((sal_Int64*) d_ov) = 0; + *((float*) d_ov ) = *((float *)pStackLongs), d_ov++; + } + + pStackLongs += 1; + break; + + case 'H': /* type is long long */ + if (gpr < 4) { + *((sal_Int64*) d_gpr) = *((sal_Int64*) pStackLongs), d_gpr+=2, gpr+=2; + } + else { + *((sal_Int64*) d_ov ) = *((sal_Int64*) pStackLongs), d_ov+=2, gpr=5; + } + pStackLongs += 2; + break; + + case 'S': + if (gpr < 5) + *((sal_uInt32*)d_gpr) = *((unsigned short*)pStackLongs), d_gpr++, gpr++; + else + *((sal_uInt32*)d_ov ) = *((unsigned short*)pStackLongs), d_ov++; + pStackLongs += 1; + break; + + case 'T': + if (gpr < 5) + *((sal_Int32*)d_gpr) = *((signed short*)pStackLongs), d_gpr++, gpr++; + else + *((sal_Int32*)d_ov ) = *((signed short*)pStackLongs), d_ov++; + pStackLongs += 1; + break; + + case 'B': + if (gpr < 5) + *((sal_uInt32*)d_gpr) = *((unsigned char*)pStackLongs), d_gpr++, gpr++; + else + *((sal_uInt32*)d_ov ) = *((unsigned char*)pStackLongs), d_ov++; + pStackLongs += 1; + break; + + case 'C': + if (gpr < 5) + *((sal_Int32*)d_gpr) = *((signed char*)pStackLongs), d_gpr++, gpr++; + else + *((sal_Int32*)d_ov ) = *((signed char*)pStackLongs), d_ov++; + pStackLongs += 1; + break; + + default: + if (gpr < 5) + *((sal_Int32*)d_gpr) = *pStackLongs, d_gpr++, gpr++; + else + *((sal_Int32*)d_ov ) = *pStackLongs, d_ov++; + pStackLongs += 1; + break; + } + pPT++; + } +} + +static void callVirtualMethod( + void * pThis, + sal_Int32 nVtableIndex, + void * pRegisterReturn, + typelib_TypeClass eReturnType, + char * pPT, + sal_Int32 * pStackLongs, + sal_Int32 nStackLongs) +{ + + // parameter list is mixed list of * and values + // reference parameters are pointers + + // the basic idea here is to use gpr[5] as a storage area for + // the future values of registers r2 to r6 needed for the call, + // and similarly fpr[2] as a storage area for the future values + // of floating point registers f0 to f2 + + sal_Int32 *vtable = *(sal_Int32 **)pThis; +// sal_Int32 method = vtable[nVtableIndex + 2]; + sal_Int32 method = vtable[nVtableIndex]; + sal_Int32 overflow = invoke_count_words (pPT); + sal_Int32 result; + volatile double dret; // temporary function return values + volatile float fret; + volatile int iret, iret2; + + void * dummy = alloca(32); // dummy alloca to force r11 usage for exception handling + + __asm__ __volatile__ + ( + "lr 7,15\n\t" + "ahi 7,-48\n\t" + + "lr 3,%2\n\t" + "sll 3,2\n\t" + "lcr 3,3\n\t" + "l 2,0(15)\n\t" + "la 15,0(3,7)\n\t" + "st 2,0(15)\n\t" + + "lr 2,%0\n\t" + "lr 3,%1\n\t" + "la 4,96(15)\n\t" + "lr 5,%2\n\t" + "basr 14,%3\n\t" + + "ld 0,116(7)\n\t" + "ld 2,124(7)\n\t" + "lm 2,6,96(7)\n\t" + : + : "r" (pStackLongs), + "r" (pPT), + "r" (overflow), + "a" (invoke_copy_to_stack), + "a" (method), + "X" (dummy) + : "2", "3", "4", "5", "6", "7", "memory" + ); +// "basr 14,%8\n\t" + + (*(void (*)())method)(); + + __asm__ __volatile__ + ( + "la 15,48(7)\n\t" + + "lr %2,2\n\t" + "lr %3,3\n\t" + "ler %0,0\n\t" + "ldr %1,0\n\t" + + : "=f" (fret), "=f" (dret), "=r" (iret), "=r" (iret2) + ); + + switch( eReturnType ) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: +// ((long*)pRegisterReturn)[0] = iret; + ((long*)pRegisterReturn)[1] = iret2; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + ((long*)pRegisterReturn)[0] = iret; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + *(unsigned short*)pRegisterReturn = (unsigned short)iret; + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *(unsigned char*)pRegisterReturn = (unsigned char)iret; + break; + case typelib_TypeClass_FLOAT: + *(float*)pRegisterReturn = fret; + break; + case typelib_TypeClass_DOUBLE: + *(double*)pRegisterReturn = dret; + 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 ... + char * pCppStack = + (char *)alloca( sizeof(sal_Int32) + ((nParams+2) * sizeof(sal_Int64)) ); + char * pCppStackStart = pCppStack; + + // need to know parameter types for callVirtualMethod so generate a signature string + char * pParamType = (char *) alloca(nParams+2); + char * pPT = pParamType; + + // return + typelib_TypeDescription * pReturnTypeDescr = 0; + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + assert(pReturnTypeDescr); + + void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion + + if (pReturnTypeDescr) + { + if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) + { + pCppReturn = pUnoReturn; // direct way for simple types + } + else + { + // complex return via ptr + pCppReturn = *(void **)pCppStack = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pUnoReturn); // direct way + *pPT++ = 'I'; //signify that a complex return type on stack + pCppStack += sizeof(void *); + } + } + // push "this" pointer + void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; + *(void**)pCppStack = pAdjustedThisPtr; + pCppStack += sizeof( void* ); + *pPT++ = 'I'; + + // stack space + static_assert(sizeof(void *) == sizeof(sal_Int32), "### unexpected size!"); + // 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] = pCppStack, pUnoArgs[nPos], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + + switch (pParamTypeDescr->eTypeClass) + { + + // we need to know type of each param so that we know whether to use + // gpr or fpr to pass in parameters: + // Key: I - int, long, pointer, etc means pass in gpr + // B - byte value passed in gpr + // S - short value passed in gpr + // F - float value pass in fpr + // D - double value pass in fpr + // H - long long int pass in proper pairs of gpr (3,4) (5,6), etc + // X - indicates end of parameter description string + + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + *pPT++ = 'I'; + break; + case typelib_TypeClass_SHORT: + *pPT++ = 'T'; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + *pPT++ = 'S'; + break; + case typelib_TypeClass_BOOLEAN: + *pPT++ = 'B'; + break; + case typelib_TypeClass_BYTE: + *pPT++ = 'C'; + break; + case typelib_TypeClass_FLOAT: + *pPT++ = 'F'; + break; + case typelib_TypeClass_DOUBLE: + *pPT++ = 'D'; + pCppStack += sizeof(sal_Int32); // extra long + break; + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + *pPT++ = 'H'; + pCppStack += sizeof(sal_Int32); // extra long + } + + // 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( + *(void **)pCppStack = 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( + *(void **)pCppStack = 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 + { + *(void **)pCppStack = pCppArgs[nPos] = pUnoArgs[nPos]; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + // KBH: FIXME: is this the right way to pass these + *pPT++='I'; + } + pCppStack += sizeof(sal_Int32); // standard parameter length + } + + // terminate the signature string + *pPT++='X'; + *pPT=0; + + try + { + assert( !( (pCppStack - pCppStackStart ) & 3) && "UNALIGNED STACK !!! (Please DO panic)" ); + try { + callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeDescr->eTypeClass, pParamType, + (sal_Int32 *)pCppStackStart, (pCppStack - pCppStackStart) / sizeof(sal_Int32) ); + } 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 ) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "unoInterfaceProxyDispatch\n"); +#endif + + + // 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: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_s390x/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_s390x/cpp2uno.cxx new file mode 100644 index 000000000..ed48be648 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390x/cpp2uno.cxx @@ -0,0 +1,649 @@ +/* -*- 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 "bridge.hxx" +#include "cppinterfaceproxy.hxx" +#include "types.hxx" +#include "vtablefactory.hxx" + +#include "share.hxx" +#include <stdio.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, 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 (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) + { + 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; + 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 )) // value + { +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "simple\n"); +#endif + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + if (nf < s390x::MAX_SSE_REGS) + { + if (pParamTypeDescr->eTypeClass == typelib_TypeClass_FLOAT) + { + float tmp = (float) (*((double *)fpreg)); + (*((float *) fpreg)) = tmp; + } + + pCppArgs[nPos] = pUnoArgs[nPos] = fpreg++; + nf++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + ovrflw++; + } + break; + case typelib_TypeClass_BYTE: + case typelib_TypeClass_BOOLEAN: + if (ng < s390x::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + (sizeof(void*)-1)); + ng++; + gpreg++; + } + else + { + 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 < s390x::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + (sizeof(void*)-2)); + ng++; + gpreg++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + (sizeof(void*)-2)); + ovrflw++; + } + break; + case typelib_TypeClass_ENUM: + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + if (ng < s390x::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)gpreg) + (sizeof(void*)-4)); + ng++; + gpreg++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = (((char *)ovrflw) + (sizeof(void*)-4)); + ovrflw++; + } + break; + default: + if (ng < s390x::MAX_GPR_REGS) + { + pCppArgs[nPos] = pUnoArgs[nPos] = gpreg++; + ng++; + } + else + { + pCppArgs[nPos] = pUnoArgs[nPos] = ovrflw; + 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 < s390x::MAX_GPR_REGS) + { + pCppArgs[nPos] = pCppStack = *gpreg++; + ng++; + } + else + { + pCppArgs[nPos] = pCppStack = *ovrflw; + 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; + } +} + + +static typelib_TypeClass cpp_mediate( + sal_uInt64 nOffsetAndIndex, + void ** gpreg, void ** fpreg, void ** ovrflw, + 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); + +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "nVTableOffset, nFunctionIndex are %x %x\n", nVtableOffset, nFunctionIndex); +#endif + +#if OSL_DEBUG_LEVEL > 2 + // Let's figure out what is really going on here + { + fprintf( stderr, "= cpp_mediate () =\nGPR's (%d): ", 5 ); + for ( unsigned int i = 0; i < 5; ++i ) + fprintf( stderr, "0x%lx, ", gpreg[i] ); + fprintf( stderr, "\n"); + fprintf( stderr, "\nFPR's (%d): ", 4 ); + for ( unsigned int i = 0; i < 4; ++i ) + fprintf( stderr, "0x%lx (%f), ", fpreg[i], fpreg[i] ); + fprintf( stderr, "\n"); + } +#endif + + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + + // _this_ ptr is patched cppu_XInterfaceProxy object + void * pThis; + if( nFunctionIndex & 0x80000000 ) + { + nFunctionIndex &= 0x7fffffff; + 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(); + + + 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 *)pCppI); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + assert(nMemberPos < pTypeDescr->nAllMembers); + + 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( "no member description found!", (XInterface *)pCppI ); + } + } + + return eRet; +} + +long privateSnippetExecutor(long r2, long r3, long r4, long r5, long r6, long firstonstack) +{ + register long r0 asm("r0"); + sal_uInt64 nOffsetAndIndex = r0; + + long sp = (long)&firstonstack; + + sal_uInt64 gpreg[s390x::MAX_GPR_REGS]; + gpreg[0] = r2; + gpreg[1] = r3; + gpreg[2] = r4; + gpreg[3] = r5; + gpreg[4] = r6; + + double fpreg[s390x::MAX_SSE_REGS]; + register double f0 asm("f0"); fpreg[0] = f0; + register double f2 asm("f2"); fpreg[1] = f2; + register double f4 asm("f4"); fpreg[2] = f4; + register double f6 asm("f6"); fpreg[3] = f6; + + volatile long nRegReturn[1]; +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "before mediate with %lx\n",nOffsetAndIndex); + fprintf(stderr, "doubles are %f %f %f %f\n", fpreg[0], fpreg[1], fpreg[2], fpreg[3]); +#endif + typelib_TypeClass aType = + cpp_mediate( nOffsetAndIndex, (void**)gpreg, (void**)fpreg, (void**)sp, + (sal_Int64*)nRegReturn ); +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "after mediate ret is %lx %ld\n", nRegReturn[0], nRegReturn[0]); +#endif + + switch( aType ) + { + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + nRegReturn[0] = (unsigned long)(*(unsigned char *)nRegReturn); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + case typelib_TypeClass_SHORT: + nRegReturn[0] = (unsigned long)(*(unsigned short *)nRegReturn); + break; + case typelib_TypeClass_ENUM: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_LONG: + nRegReturn[0] = (unsigned long)(*(unsigned int *)nRegReturn); + break; + case typelib_TypeClass_VOID: + default: + break; + case typelib_TypeClass_FLOAT: + { + double tmp = (double) (*((float *)nRegReturn)); + (*((double *) nRegReturn)) = tmp; + } + //deliberate fall through + case typelib_TypeClass_DOUBLE: + __asm__ ( "ld 0,%0\n\t" + : : "m" (*((double*)nRegReturn)) ); + break; + } + return nRegReturn[0]; +} + +const int codeSnippetSize = 32; + +unsigned char *codeSnippet( unsigned char * code, sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset, bool simple_ret_type ) +{ + sal_uInt64 nOffsetAndIndex = ( ( (sal_uInt64) nVtableOffset ) << 32 ) | ( (sal_Int64) nFunctionIndex ); + + if (! simple_ret_type) + nOffsetAndIndex |= 0x80000000; + + unsigned char * p = code; + *(short *)&p[0] = 0x0d10; /* basr %r1,0 */ + *(short *)&p[2] = 0xeb01; /* lmg %r0,%r1,14(%r1) */ + *(short *)&p[4] = 0x100e; + *(short *)&p[6] = 0x0004; + *(short *)&p[8] = 0x07f1; /* br %r1 */ + *(long *)&p[16] = (long)nOffsetAndIndex; + *(long *)&p[24] = (long)&privateSnippetExecutor; + return (code + codeSnippetSize); +} +} + +void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *, unsigned char const *) +{ +} + +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, + bridges::cpp_uno::shared::isSimpleType( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->pAttributeTypeRef)); + + // Setter: + if (!reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->bReadOnly) + { + (s++)->fn = code + writetoexecdiff; + code = codeSnippet(code, functionOffset++, vtableOffset, true); + } + break; + + case typelib_TypeClass_INTERFACE_METHOD: + (s++)->fn = code + writetoexecdiff; + code = codeSnippet( + code, functionOffset++, vtableOffset, + bridges::cpp_uno::shared::isSimpleType( + 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_s390x/except.cxx b/bridges/source/cpp_uno/gcc3_linux_s390x/except.cxx new file mode 100644 index 000000000..386069b9f --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390x/except.cxx @@ -0,0 +1,257 @@ +/* -*- 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 ); + assert(pTypeDescr); + 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_s390x/share.hxx b/bridges/source/cpp_uno/gcc3_linux_s390x/share.hxx new file mode 100644 index 000000000..93c5ee2fb --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390x/share.hxx @@ -0,0 +1,89 @@ +/* -*- 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 . + */ +#ifndef INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_S390X_SHARE_HXX +#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_S390X_SHARE_HXX + +#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 s390x +{ + enum s390xlimits { MAX_GPR_REGS = 5, MAX_SSE_REGS = 4 }; +} + +#endif +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx new file mode 100644 index 000000000..e2078ec6c --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx @@ -0,0 +1,541 @@ +/* -*- 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; + +void MapReturn(long r2, double f0, typelib_TypeClass eTypeClass, sal_uInt64* pRegisterReturn) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr,"Mapping Return with %lx %ld %f\n", r2, r2, f0); +#endif + switch (eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + *pRegisterReturn = r2; + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + *(unsigned int*)pRegisterReturn = (unsigned int)r2; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + *(unsigned short*)pRegisterReturn = (unsigned short)r2; + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *(unsigned char*)pRegisterReturn = (unsigned char)r2; + break; + case typelib_TypeClass_FLOAT: + *reinterpret_cast<float *>( pRegisterReturn ) = f0; + break; + case typelib_TypeClass_DOUBLE: + *reinterpret_cast<double *>( pRegisterReturn ) = f0; + break; + default: + break; + } +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "end of MapReturn with %x\n", pRegisterReturn ? *pRegisterReturn : 0); +#endif +} + +#define INSERT_FLOAT( pSV, nr, pFPR, pDS ) \ + { \ + if ( nr < s390x::MAX_SSE_REGS ) \ + { \ + pFPR[nr++] = *reinterpret_cast<float *>( pSV ); \ + } \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); \ + } + +#define INSERT_DOUBLE( pSV, nr, pFPR, pDS ) \ + if ( nr < s390x::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 < s390x::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 < s390x::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 < s390x::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 < s390x::MAX_GPR_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt8 *>( pSV ); + +namespace +{ + +void callVirtualMethod( + void * pThis, sal_Int32 nVtableIndex, + void * pRegisterReturn, typelib_TypeDescription * pReturnTypeDescr, + sal_uInt64 *pStack, sal_uInt32 nStack, + sal_uInt64 *pGPR, sal_uInt32 nGPR, + double *pFPR, sal_uInt32 nFPR) +{ + // Should not happen, but... + if ( nFPR > s390x::MAX_SSE_REGS ) + nFPR = s390x::MAX_SSE_REGS; + if ( nGPR > s390x::MAX_GPR_REGS ) + nGPR = s390x::MAX_GPR_REGS; + +#if OSL_DEBUG_LEVEL > 2 + // Let's figure out what is really going on here + { + fprintf( stderr, "= nStack is %d\n", nStack ); + 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, "0x%lx (%f), ", pFPR[i], pFPR[i] ); + fprintf( stderr, "\nStack (%d): ", nStack ); + for ( unsigned int i = 0; i < nStack; ++i ) + fprintf( stderr, "0x%lx, ", pStack[i] ); + fprintf( stderr, "\n" ); + fprintf( stderr, "pRegisterReturn is %p\n", pRegisterReturn); + } +#endif + + // Load parameters to stack, if necessary + // Stack, if used, must be 8-bytes aligned + sal_uInt64 *stack = (sal_uInt64 *) __builtin_alloca( nStack * 8 ); + memcpy( stack, pStack, nStack * 8 ); + + // To get pointer to method + // a) get the address of the vtable + sal_uInt64 pMethod = *((sal_uInt64 *)pThis); + // b) get the address from the vtable entry at offset + pMethod += 8 * nVtableIndex; + pMethod = *((sal_uInt64 *)pMethod); + + typedef void (* FunctionCall )( sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64, sal_uInt64 ); + FunctionCall pFunc = (FunctionCall)pMethod; + + switch (nFPR) //deliberate fall through + { + case 4: + asm volatile("ld 6,%0" :: "m"(pFPR[3]) : "16"); + case 3: + asm volatile("ld 4,%0" :: "m"(pFPR[2]) : "16"); + case 2: + asm volatile("ld 2,%0" :: "m"(pFPR[1]) : "16"); + case 1: + asm volatile("ld 0,%0" :: "m"(pFPR[0]) : "16"); + default: + break; + } + + volatile long r2; + volatile double f0; + + (*pFunc)(pGPR[0], pGPR[1], pGPR[2], pGPR[3], pGPR[4]); + + __asm__ __volatile__ ( + "lgr %0,2\n\t" + "ldr %1,0\n\t" + : "=r" (r2), "=f" (f0) + : : + ); + + MapReturn(r2, f0, pReturnTypeDescr->eTypeClass, (sal_uInt64*)pRegisterReturn); +} + + +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[s390x::MAX_GPR_REGS]; + sal_uInt32 nGPR = 0; + + double pFPR[s390x::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 + + if (pReturnTypeDescr) + { + if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr )) + { + pCppReturn = pUnoReturn; // direct way for simple types + } + else + { + // complex return via ptr + pCppReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pUnoReturn); // direct way + INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack ); + } + } + // push "this" pointer + void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset; + + INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack ); + + // stack space + static_assert(sizeof(void *) == sizeof(sal_Int64), "### unexpected size!"); + // 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_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_SHORT: + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack ); + break; + case typelib_TypeClass_FLOAT: + INSERT_FLOAT( pCppArgs[nPos], nFPR, pFPR, pStack ); + break; + case typelib_TypeClass_DOUBLE: + INSERT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack ); + break; + default: + break; + } + + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { + if (! rParam.bIn) // is pure out + { + // cpp out is constructed mem, uno out is not! + uno_constructData( + pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), + pParamTypeDescr ); + pTempIndices[nTempIndices] = nPos; // default constructed for cpp call + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + // is in/inout + else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr )) + { + uno_copyAndConvertData( + pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ), + pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() ); + + pTempIndices[nTempIndices] = nPos; // has to be reconverted + // will be released at reconversion + ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr; + } + else // direct way + { + pCppArgs[nPos] = pUnoArgs[nPos]; + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack ); + } + } + + 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 ) +{ +#if OSL_DEBUG_LEVEL > 2 + fprintf(stderr, "unoInterfaceProxyDispatch\n"); +#endif + + + // 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: */ |