From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- .../source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx | 604 +++++++++++++++++++++ 1 file changed, 604 insertions(+) create mode 100644 bridges/source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx (limited to 'bridges/source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx') diff --git a/bridges/source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx new file mode 100644 index 000000000..cdac6d3cd --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_solaris_sparc/uno2cpp.cxx @@ -0,0 +1,604 @@ +/* -*- 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 + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "bridge.hxx" +#include "types.hxx" +#include "unointerfaceproxy.hxx" +#include "vtables.hxx" + +#include "share.hxx" + +#include + +using namespace com::sun::star::uno; + + +namespace +{ +// The call instruction within the asm section of callVirtualMethod may throw +// exceptions. So that the compiler handles this correctly, it is important +// that (a) callVirtualMethod might call dummy_can_throw_anything (although this +// never happens at runtime), which in turn can throw exceptions, and (b) +// callVirtualMethod is not inlined at its call site (so that any exceptions are +// caught which are thrown from the instruction calling callVirtualMethod): + +void callVirtualMethod( void * pAdjustedThisPtr, + sal_Int32 nVtableIndex, + void * pRegisterReturn, + typelib_TypeClass eReturnType, + sal_Int32 * pStackLongs, + sal_Int32 nStackLongs ) __attribute__((noinline)); + +void callVirtualMethod( void * pAdjustedThisPtr, + sal_Int32 nVtableIndex, + void * pRegisterReturn, + typelib_TypeClass eReturnType, + sal_Int32 * pStackLongs, + sal_Int32 nStackLongs ) +{ + // parameter list is mixed list of * and values + // reference parameters are pointers + + assert( pStackLongs && pAdjustedThisPtr); + static_assert( (sizeof(void *) == 4) && + (sizeof(sal_Int32) == 4), "### unexpected size of int!" ); + assert(nStackLongs && pStackLongs && "### no stack in callVirtualMethod !"); + + // never called + if (! pAdjustedThisPtr) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something + + long o0, o1; // for register returns + double f0d; + float f0f; + volatile long long saveReg[7]; + + __asm__ ( + // save registers + "std %%l0, [%4]\n\t" + "mov %4, %%l0\n\t" + "mov %%l0, %%l1\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%l2, [%%l0]\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%l4, [%%l0]\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%o0, [%%l0]\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%o2, [%%l0]\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%o4, [%%l0]\n\t" + "add %%l0, 8, %%l0\n\t" + "std %%l6, [%%l0]\n\t" + "mov %%l1, %%l7\n\t" + + // increase our own stackframe if necessary + "mov %%sp, %%l3\n\t" // save stack ptr for readjustment + + "subcc %%i5, 7, %%l0\n\t" + "ble .LmoveOn\n\t" + "nop\n\t" + + "sll %%l0, 2, %%l0\n\t" + "add %%l0, 96, %%l0\n\t" + "mov %%sp, %%l1\n\t" // old stack ptr + "sub %%sp, %%l0, %%l0\n\t" // future stack ptr + "andcc %%l0, 7, %%g0\n\t" // align stack to 8 + "be .LisAligned\n\t" + "nop\n\t" + "sub %%l0, 4, %%l0\n" + ".LisAligned:\n\t" + "mov %%l0, %%o5\n\t" // save newly computed stack ptr + "add %%g0, 16, %%o4\n" + + // now copy longs down to save register window + // and local variables + ".LcopyDown:\n\t" + "ld [%%l1], %%l2\n\t" + "st %%l2,[%%l0]\n\t" + "add %%l0, 4, %%l0\n\t" + "add %%l1, 4, %%l1\n\t" + "subcc %%o4, 1, %%o4\n\t" + "bne .LcopyDown\n\t" + + "mov %%o5, %%sp\n\t" // move new stack ptr (hopefully) atomically + // while register window is valid in both spaces + // (scheduling might hit in copyDown loop) + + "sub %%i5, 7, %%l0\n\t" // copy parameters past the sixth to stack + "add %%i4, 28, %%l1\n\t" + "add %%sp, 92, %%l2\n" + ".LcopyLong:\n\t" + "ld [%%l1], %%o0\n\t" + "st %%o0, [%%l2]\n\t" + "add %%l1, 4, %%l1\n\t" + "add %%l2, 4, %%l2\n\t" + "subcc %%l0, 1, %%l0\n\t" + "bne .LcopyLong\n\t" + "nop\n" + + ".LmoveOn:\n\t" + "mov %%i5, %%l0\n\t" // prepare out registers + "mov %%i4, %%l1\n\t" + + "ld [%%l1], %%o0\n\t" // prepare complex return ptr + "st %%o0, [%%sp+64]\n\t" + "sub %%l0, 1, %%l0\n\t" + "add %%l1, 4, %%l1\n\t" + + "ld [%%l1], %%o0\n\t" + "subcc %%l0, 1, %%l0\n\t" + "be .LdoCall\n\t" + "nop\n\t" + + "add %%l1, 4, %%l1\n\t" + "ld [%%l1], %%o1\n\t" + "subcc %%l0, 1, %%l0\n\t" + "be .LdoCall\n\t" + "nop\n\t" + + "add %%l1, 4, %%l1\n\t" + "ld [%%l1], %%o2\n\t" + "subcc %%l0, 1, %%l0\n\t" + "be .LdoCall\n\t" + "nop\n\t" + + "add %%l1, 4, %%l1\n\t" + "ld [%%l1], %%o3\n\t" + "subcc %%l0, 1, %%l0\n\t" + "be .LdoCall\n\t" + "nop\n\t" + + "add %%l1, 4, %%l1\n\t" + "ld [%%l1], %%o4\n\t" + "subcc %%l0, 1, %%l0\n\t" + "be .LdoCall\n\t" + "nop\n\t" + + "add %%l1, 4, %%l1\n\t" + "ld [%%l1], %%o5\n" + + ".LdoCall:\n\t" + "ld [%%i0], %%l0\n\t" // get vtable ptr + +"sll %%i1, 2, %%l6\n\t" +// "add %%l6, 8, %%l6\n\t" + "add %%l6, %%l0, %%l0\n\t" +// // vtable has 8byte wide entries, +// // upper half contains 2 half words, of which the first +// // is the this ptr patch ! +// // first entry is (or __tf) + +// "ldsh [%%l0], %%l6\n\t" // load this ptr patch +// "add %%l6, %%o0, %%o0\n\t" // patch this ptr + +// "add %%l0, 4, %%l0\n\t" // get virtual function ptr + "ld [%%l0], %%l0\n\t" + + "ld [%%i4], %%l2\n\t" + "subcc %%l2, %%g0, %%l2\n\t" + "bne .LcomplexCall\n\t" + "nop\n\t" + "call %%l0\n\t" + "nop\n\t" + "ba .LcallReturned\n\t" + "nop\n" + ".LcomplexCall:\n\t" + "call %%l0\n\t" + "nop\n\t" + "unimp\n" + + ".LcallReturned:\n\t" + "mov %%l3, %%sp\n\t" // readjust stack so that our locals are where they belong + "st %%o0, %0\n\t" // save possible return registers into our locals + "st %%o1, %1\n\t" + "std %%f0, %2\n\t" + "st %%f0, %3\n\t" + + // restore registers + "ldd [%%l7], %%l0\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%l2\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%l4\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%o0\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%o2\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%o4\n\t" + "add %%l7, 8, %%l7\n\t" + "ldd [%%l7], %%l6\n\t" + : + "=m"(o0), + "=m"(o1), + "=m"(f0d), + "=m"(f0f), + : + "r"(&saveReg[0]) + : "memory" + ); + switch( eReturnType ) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + ((long*)pRegisterReturn)[1] = o1; + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + ((long*)pRegisterReturn)[0] = o0; + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + *(unsigned short*)pRegisterReturn = (unsigned short)o0; + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *(unsigned char*)pRegisterReturn = (unsigned char)o0; + break; + case typelib_TypeClass_FLOAT: + *(float*)pRegisterReturn = f0f; + break; + case typelib_TypeClass_DOUBLE: + *(double*)pRegisterReturn = f0d; + 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, this, values|ptr ... + char * pCppStack = + (char *)alloca( (nParams+2) * sizeof(sal_Int64) ); + char * pCppStackStart = pCppStack; + + // 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 + *(void**)pCppStack = NULL; + } + else + { + // complex return via ptr + pCppReturn = *(void **)pCppStack = (bridges::cpp_uno::shared::relatesToInterfaceType(pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pUnoReturn); // direct way + } + pCppStack += sizeof(void*); + } + // push this + void * pAdjustedThisPtr = reinterpret_cast< void ** >(pThis->getCppI()) + + aVtableSlot.offset; + *(void**)pCppStack = pAdjustedThisPtr; + pCppStack += sizeof( void* ); + + // 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 )) + { + pCppArgs[ nPos ] = CPPU_CURRENT_NAMESPACE::adjustPointer(pCppStack, pParamTypeDescr ); + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + case typelib_TypeClass_DOUBLE: + static_assert(sizeof (double) == sizeof (sal_Int64), "boo"); + *reinterpret_cast< sal_Int32 * >(pCppStack) = + *reinterpret_cast< sal_Int32 const * >(pUnoArgs[ nPos ]); + pCppStack += sizeof (sal_Int32); + *reinterpret_cast< sal_Int32 * >(pCppStack) = + *(reinterpret_cast< sal_Int32 const * >(pUnoArgs[ nPos ] ) + 1); + break; + default: + uno_copyAndConvertData( + pCppArgs[nPos], pUnoArgs[nPos], pParamTypeDescr, + pThis->getBridge()->getUno2Cpp() ); + 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( + *(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 ); + } + } + pCppStack += sizeof(sal_Int32); // standard parameter length + } + + try + { + int nStackLongs = (pCppStack - pCppStackStart)/sizeof(sal_Int32); + assert( !( (pCppStack - pCppStackStart ) & 3) && "UNALIGNED STACK !!! (Please DO panic"); + + if( nStackLongs & 1 ) + // stack has to be 8 byte aligned + nStackLongs++; + try { + callVirtualMethod( + pAdjustedThisPtr, + aVtableSlot.index, + pCppReturn, + pReturnTypeDescr->eTypeClass, + (sal_Int32 *)pCppStackStart, + nStackLongs); + } 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( ... ) + { + // get 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 defined BRIDGES_DEBUG + OString cstr( OUStringToOString( pMemberDescr->pTypeName, RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "received dispatch( %s )\n", cstr.getStr() ); +#endif + + // is my surrogate + bridges::cpp_uno::shared::UnoInterfaceProxy * pThis + = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI); + typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; + + 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::get(); + // binary identical null reference + ::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 ); + } + } +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3