diff options
Diffstat (limited to '')
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips/cpp2uno.cxx | 806 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips/except.cxx | 289 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips/share.hxx | 86 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx | 602 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/call.hxx | 38 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/call.s | 134 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/cpp2uno.cxx | 704 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/except.cxx | 290 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/share.hxx | 91 | ||||
| -rw-r--r-- | bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx | 593 |
10 files changed, 3633 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_mips/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_mips/cpp2uno.cxx new file mode 100644 index 000000000..35e1f231d --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips/cpp2uno.cxx @@ -0,0 +1,806 @@ +/* -*- 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 <typelib/typedescription.hxx> +#include <uno/data.h> +#include <osl/endian.h> +#include "bridge.hxx" +#include "cppinterfaceproxy.hxx" +#include "types.hxx" +#include "vtablefactory.hxx" +#include "share.hxx" + +#include <stdio.h> +#include <string.h> + +using namespace com::sun::star::uno; + +//#define BRDEBUG + +#ifdef BRDEBUG +#include <rtl/strbuf.hxx> +#include <rtl/ustrbuf.hxx> +using namespace ::std; +using namespace ::osl; +using namespace ::rtl; +#endif + +#ifndef ANDROID +#include <sys/sysmips.h> +#endif + +#ifdef ANDROID +#include <unistd.h> +#endif + +#ifdef OSL_BIGENDIAN +#define IS_BIG_ENDIAN 1 +#else +#define IS_BIG_ENDIAN 0 +#endif + +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 */ ) + { + /* Most MIPS ABIs view the arguments as a struct, of which the + first N words go in registers and the rest go on the stack. If I < N, the + Ith word might go in Ith integer argument register or the Ith + floating-point one. For these ABIs, we only need to remember the number + of words passed so far. We are interested only in o32 ABI,so it is the + case. + */ + int nw = 0; // number of words used by arguments + +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call1\n"); +#endif + + /* C++ has [ret *] or this as the first arguments, so no arguments will + * be passed in floating-point registers? + */ + //int int_seen = 0; // have we seen integer arguments? + + 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 +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:simplereturn\n"); +#endif + } + else // complex return via ptr (pCppReturn) + { + pCppReturn = *(void **)gpreg; + gpreg++; + nw++; + + pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pCppReturn); // direct way +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:complexreturn\n"); +#endif + } + } + + // pop this + gpreg++; + nw++; + + // 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; + +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:nParams=%d\n",nParams); +#endif + + for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) + { + const typelib_MethodParameter & rParam = pParams[nPos]; + typelib_TypeDescription * pParamTypeDescr = 0; + TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); + + if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) + // value + { + + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_DOUBLE: + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:hyper=%d,%p\n",pParamTypeDescr->eTypeClass,gpreg[0]); +#endif + if (nw < 3) { + if (nw & 1) { + nw++; + gpreg++; + } +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:gpreg=%p,%p\n",gpreg[0],gpreg[1]); +#endif + pCppArgs[nPos] = gpreg; + pUnoArgs[nPos] = gpreg; + nw += 2; + gpreg += 2; + } else { + if (((long)ovrflw) & 4) ovrflw++; +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:overflw=%p,%p\n",ovrflw[0],ovrflw[1]); +#endif + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw += 2; + } + break; + + case typelib_TypeClass_BYTE: + case typelib_TypeClass_BOOLEAN: +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:byte=%p,%p\n",gpreg[0],ovrflw[0]); +#endif + if (nw < 4) { + pCppArgs[nPos] = ((char *)gpreg + 3*IS_BIG_ENDIAN); + pUnoArgs[nPos] = ((char *)gpreg + 3*IS_BIG_ENDIAN); + nw++; + gpreg++; + } else { + pCppArgs[nPos] = ((char *)ovrflw + 3*IS_BIG_ENDIAN); + pUnoArgs[nPos] = ((char *)ovrflw + 3*IS_BIG_ENDIAN); + ovrflw++; + } + break; + + + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:char=%p,%p\n",gpreg[0],ovrflw[0]); +#endif + if (nw < 4) { + pCppArgs[nPos] = ((char *)gpreg + 2*IS_BIG_ENDIAN); + pUnoArgs[nPos] = ((char *)gpreg + 2*IS_BIG_ENDIAN); + nw++; + gpreg++; + } else { + pCppArgs[nPos] = ((char *)ovrflw + 2*IS_BIG_ENDIAN); + pUnoArgs[nPos] = ((char *)ovrflw + 2*IS_BIG_ENDIAN); + ovrflw++; + } + break; + + + default: +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:def=%p,%p\n",gpreg[0],ovrflw[0]); +#endif + if (nw < 4) { + pCppArgs[nPos] = gpreg; + pUnoArgs[nPos] = gpreg; + nw++; + gpreg++; + } else { + pCppArgs[nPos] = ovrflw; + pUnoArgs[nPos] = ovrflw; + ovrflw++; + } + break; + + } + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { + +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:ptr|ref\n"); +#endif + if (nw < 4) { + pCppArgs[nPos] = *(void **)gpreg; + pCppStack = gpreg; + nw++; + gpreg++; + } else { + pCppArgs[nPos] = *(void **)ovrflw; + pCppStack = ovrflw; + ovrflw++; + } +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:pCppStack=%p\n",pCppStack); +#endif + + 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; +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:related to interface,%p,%d,pUnoargs[%d]=%p\n",*(void**)pCppStack,pParamTypeDescr->nSize,nPos,pUnoArgs[nPos]); +#endif + } + else // direct way + { + pUnoArgs[nPos] = *(void **)pCppStack; +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:direct,pUnoArgs[%d]=%p\n",nPos,pUnoArgs[nPos]); +#endif + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + } + } +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call2,%p,unoargs=%p\n",pThis->getUnoI()->pDispatcher,pUnoArgs); +#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 ); +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call2,after dispatch\n"); +#endif + + // 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_Int32 nFunctionIndex, + sal_Int32 nVtableOffset, + void ** gpreg, void ** fpreg, void ** ovrflw, + sal_Int64 * pRegisterReturn /* space for register return */ ) + { + static_assert(sizeof(sal_Int32)==sizeof(void *), "### unexpected!"); + +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate1 gp=%p,fp=%p,ov=%p\n",gpreg,fpreg,ovrflw); + fprintf(stderr,"gp=%p,%p,%p,%p\n",gpreg[0],gpreg[1],gpreg[2],gpreg[3]); +#endif + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + + void * pThis; + if (nFunctionIndex & 0x80000000 ) + { + nFunctionIndex &= 0x7fffffff; + pThis = gpreg[1]; + } + else + { + pThis = gpreg[0]; + } +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate12,pThis=%p, nFunctionIndex=%d,nVtableOffset=%d\n",pThis,nFunctionIndex,nVtableOffset); +#endif + + pThis = static_cast< char * >(pThis) - nVtableOffset; + bridges::cpp_uno::shared::CppInterfaceProxy * pCppI + = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy( + pThis); +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate13,pCppI=%p\n",pCppI); +#endif + + typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr(); + +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate2\n"); +#endif + if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex) + { + SAL_WARN( + "bridges", + "illegal " << OUString::unacquired(&pTypeDescr->aBase.pTypeName) + << " vtable index " << nFunctionIndex << "/" + << pTypeDescr->nMapFunctionIndexToMemberIndex); + throw RuntimeException( + ("illegal " + OUString::unacquired(&pTypeDescr->aBase.pTypeName) + + " vtable index " + OUString::number(nFunctionIndex) + "/" + + OUString::number(pTypeDescr->nMapFunctionIndexToMemberIndex)), + (XInterface *)pThis); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + assert(nMemberPos < pTypeDescr->nAllMembers); + + TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] ); + +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate3\n"); + OString cstr( OUStringToOString( aMemberDescr.get()->pTypeName, RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "calling %s, nFunctionIndex=%d\n", cstr.getStr(), nFunctionIndex ); +#endif + typelib_TypeClass eRet; + switch (aMemberDescr.get()->eTypeClass) + { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + { +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate4\n"); +#endif + 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: + { +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate5\n"); +#endif + // is METHOD + switch (nFunctionIndex) + { + case 1: // acquire() + pCppI->acquireProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; + break; + case 2: // release() +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate51\n"); +#endif + pCppI->releaseProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate52\n"); +#endif + 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: + { +#ifdef BRDEBUG + fprintf(stderr,"cpp_mediate6\n"); +#endif + throw RuntimeException( "no member description found!", (XInterface *)pThis ); + } + } + + return eRet; + } + + /** + * is called on incoming vtable calls + * (called by asm snippets) + */ +// static void cpp_vtable_call( int nFunctionIndex, int nVtableOffset, void** gpregptr, void** fpregptr, void** ovrflw) +// static void cpp_vtable_call( int nFunctionIndex, int nVtableOffset, void** gpregptr, void** ovrflw) + static void cpp_vtable_call() + { + int nFunctionIndex; + int vTableOffset; + void** pCallStack; + void** ovrflw; + + sal_Int32 gpreg[4]; + double fpreg[2]; + + //memcpy( fpreg, fpregptr, 16); + + volatile long nRegReturn[2]; + + __asm__( "sw $4, %0\n\t" + "sw $5, %1\n\t" + "sw $6, %2\n\t" + "sw $7, %3\n\t" + ::"m"(nFunctionIndex), "m"(vTableOffset), "m"(pCallStack), "m"(ovrflw) ); + + memcpy( gpreg, pCallStack, 16); + +#ifdef BRDEBUG + fprintf(stderr,"in cpp_vtable_call nFunctionIndex is %d\n",nFunctionIndex); + fprintf(stderr,"in cpp_vtable_call nVtableOffset is %d\n",vTableOffset); + fprintf(stderr,"gp=%x,%x,%x,%x\n",gpreg[0],gpreg[1],gpreg[2],gpreg[3]); +#endif + + //sal_Bool bComplex = nFunctionIndex & 0x80000000 ? sal_True : sal_False; + + typelib_TypeClass aType = + cpp_mediate( nFunctionIndex, vTableOffset, (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: + case typelib_TypeClass_BYTE: + __asm__( "lbu $2,%0\n\t" : : + "m"(nRegReturn[0]) ); + break; + + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + __asm__( "lhu $2,%0\n\t" : : + "m"(nRegReturn[0]) ); + break; + + case typelib_TypeClass_SHORT: + __asm__( "lh $2,%0\n\t" : : + "m"(nRegReturn[0]) ); + break; + + + case typelib_TypeClass_FLOAT: + __asm__( "lwc1 $f0,%0\n\t" : : + "m" (*((float*)nRegReturn)) ); + break; + + case typelib_TypeClass_DOUBLE: + { register double dret asm("$f0"); + dret = (*((double*)nRegReturn)); + (void) dret; + } + break; + + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + __asm__( "lw $3,%0\n\t" : : + "m"(nRegReturn[1]) ); // fall through + + default: + __asm__( "lw $2,%0\n\t" : : + "m"(nRegReturn[0]) ); + break; + } + } + + + int const codeSnippetSize = 56; + + unsigned char * codeSnippet( unsigned char * code, sal_Int32 functionIndex, sal_Int32 vtableOffset, + bool simpleRetType) + { + +#ifdef BRDEBUG + fprintf(stderr,"in codeSnippet functionIndex is %d\n", functionIndex); + fprintf(stderr,"in codeSnippet vtableOffset is %d\n", vtableOffset); + fflush(stderr); +#endif + + if (! simpleRetType ) + functionIndex |= 0x80000000; + + unsigned long * p = (unsigned long *) code; + + // static_assert( sizeof (long) == 4 ); + assert((((unsigned long)code) & 0x3) == 0 ); //aligned to 4 otherwise a mistake + + /* generate this code */ + /* + #save regs into argument space required by mips abi + c: afa40000 sw a0,0(sp) + 10: afa50004 sw a1,4(sp) + 14: afa60008 sw a2,8(sp) + 18: afa7000c sw a3,12(sp) + #a0=index + 1c: 3c040000 lui a0,0x0 + 20: 34840000 ori a0,a0,0x0 + #a1=offset + 24: 3c050000 lui a1,0x0 + 28: 34a50000 ori a1,a1,0x0 + #a2=gpregptr + 2c: 27a60000 addiu a2,sp,0 + #a3=ovrflw + 30: 27a70010 addiu a3,sp,16 + #load cpp_vtable_call addr + 34: 3c190000 lui t9,0x0 + 38: 37390000 ori t9,t9,0 + #jmp to the function,note: we don't use jalr, that will destroy $ra + #but be sure to use t9! gp calculation depends on it + 3c: 03200008 jr t9 + 40: 00000000 nop + + be careful, we use the argument space reserved by the caller to + write down regs. This can avoid the need to make use of arbitrary far away + stack space or to allocate a function frame for this code snippet itself. + Since only functions with variable arguments will overwrite the space, + cpp_vtable_call should be safe. + ??? gcc seems change this behavior! cpp_vtable_call overwrite the space! + */ + + * p++ = 0xafa40000; + * p++ = 0xafa50004; + * p++ = 0xafa60008; + * p++ = 0xafa7000c; + * p++ = 0x3c040000 | ((functionIndex>>16) & 0x0000ffff); + * p++ = 0x34840000 | (functionIndex & 0x0000ffff); + * p++ = 0x3c050000 | ((vtableOffset>>16) & 0x0000ffff); + * p++ = 0x34a50000 | (vtableOffset & 0x0000ffff); + * p++ = 0x27a60000; + * p++ = 0x27a70010; + * p++ = 0x3c190000 | ((((unsigned long)cpp_vtable_call) >> 16) & 0x0000ffff); + * p++ = 0x37390000 | (((unsigned long)cpp_vtable_call) & 0x0000FFFF); + * p++ = 0x03200008; + * p++ = 0x00000000; + return (code + codeSnippetSize); + + } + + +} + + +void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *bptr, unsigned char const *eptr) +{ +#ifndef ANDROID + (void) bptr; + (void) eptr; + sysmips(FLUSH_CACHE,0,0,0); +#else + cacheflush((long) bptr, (long) eptr, 0); +#endif +} + +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; //null + slots[-1].fn = 0; //destructor + 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; +#ifdef BRDEBUG + fprintf(stderr, "in addLocalFunctions functionOffset is %d\n",functionOffset); + fprintf(stderr, "in addLocalFunctions vtableOffset is %d\n",vtableOffset); + fprintf(stderr, "nMembers=%d\n",type->nMembers); + fflush(stderr); +#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_mips/except.cxx b/bridges/source/cpp_uno/gcc3_linux_mips/except.cxx new file mode 100644 index 000000000..68e4e25f6 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips/except.cxx @@ -0,0 +1,289 @@ +/* -*- 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 <sal/log.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 defined BRIDGES_DEBUG + 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 defined BRIDGES_DEBUG + 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 defined BRIDGES_DEBUG + 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 ) +{ +#if defined BRIDGES_DEBUG + OString cstr( + OUStringToOString( + OUString::unacquired( &pUnoExc->pType->pTypeName ), + RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "> uno exception occurred: %s\n", cstr.getStr() ); +#endif + void * pCppExc; + type_info * rtti; + + { + // construct cpp exception object + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pUnoExc->pType ); + assert(pTypeDescr); + if (! pTypeDescr) + { + throw RuntimeException( + OUString("cannot get typedescription for type ") + + OUString::unacquired( &pUnoExc->pType->pTypeName ) ); + } + + 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 ); + assert(rtti && "### no rtti for throwing exception!"); + if (! rtti) + { + throw RuntimeException( + OUString("no rtti for type ") + + OUString::unacquired( &pUnoExc->pType->pTypeName ) ); + } + } + + __cxa_throw( pCppExc, rtti, deleteException ); +} + +void fillUnoException(uno_Any * pUnoExc, uno_Mapping * pCpp2Uno) +{ + __cxa_exception * header = __cxa_get_globals()->caughtExceptions; + if (! header) + { + RuntimeException aRE( "no exception header!" ); + Type const & rType = cppu::UnoType<decltype(aRE)>::get(); + uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno ); + SAL_WARN("bridges", aRE.Message); + return; + } + + std::type_info *exceptionType = __cxa_current_exception_type(); + + typelib_TypeDescription * pExcTypeDescr = 0; + OUString unoName( toUNOname( exceptionType->name() ) ); +#if defined BRIDGES_DEBUG + OString cstr_unoName( OUStringToOString( unoName, RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "> c++ exception occurred: %s\n", cstr_unoName.getStr() ); +#endif + typelib_typedescription_getByName( &pExcTypeDescr, unoName.pData ); + if (0 == pExcTypeDescr) + { + RuntimeException aRE( OUString("exception type not found: ") + unoName ); + Type const & rType = cppu::UnoType<decltype(aRE)>::get(); + uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno ); + SAL_WARN("bridges", aRE.Message); + } + else + { + // construct uno exception any + uno_any_constructAndConvert( pUnoExc, header->adjustedPtr, pExcTypeDescr, pCpp2Uno ); + typelib_typedescription_release( pExcTypeDescr ); + } +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_mips/share.hxx b/bridges/source/cpp_uno/gcc3_linux_mips/share.hxx new file mode 100644 index 000000000..f22149c03 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips/share.hxx @@ -0,0 +1,86 @@ +/* -*- 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_MIPS_SHARE_HXX +#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_MIPS_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_mips/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx new file mode 100644 index 000000000..532e9d0d6 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips/uno2cpp.cxx @@ -0,0 +1,602 @@ +/* -*- 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" + +//#define BRDEBUG +#ifdef BRDEBUG +#include <stdio.h> +#endif + + +using namespace ::com::sun::star::uno; + +namespace +{ + + + static void callVirtualMethod( + void * pAdjustedThisPtr, + 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 + + unsigned long * mfunc; // actual function to be invoked + void (*ptr)(); + int gpr[4]; // storage for gpregisters, map to a0-a3 + int off; // offset used to find function + int nw; // number of words mapped + long *p; // pointer to parameter overflow area + int iret, iret2; // temporary function return values + + // never called + if (! pAdjustedThisPtr ) CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything("xxx"); // address something + +#ifdef BRDEBUG + fprintf(stderr,"in CallVirtualMethod\n"); +#endif + + // Because of the MIPS O32 calling conventions we could be passing + // parameters in both register types and on the stack. To create the + // stack parameter area we need we now simply allocate local + // variable storage param[] that is at least the size of the parameter stack + // (more than enough space) which we can overwrite the parameters into. + + /* p = sp - 512; new sp will be p - 16, but we don't change sp + * at this time to avoid breaking ABI--not sure whether changing sp will break + * references to local variables. For the same reason, we use absolute value. + */ + __asm__ __volatile__ ( + "addiu $2,$29,-512\n\t" + "move %0,$2\n\t" + :"=r"(p): : "$2","$29" ); + +#ifdef BRDEBUG + if (nStackLongs * 4 > 512 ) + fprintf(stderr,"too many arguments"); +#endif + + // now begin to load the C++ function arguments into storage + nw = 0; + + // now we need to parse the entire signature string */ + // until we get the END indicator */ + + // treat complex return pointer like any other parameter + +#ifdef BRDEBUG + fprintf(stderr,"overflow area pointer p=%p\n",p); + + /* Let's figure out what is really going on here*/ + fprintf(stderr,"callVirtualMethod parameters string is %s\n",pPT); + int k = nStackLongs; + long * q = (long *)pStackLongs; + while (k > 0) { + fprintf(stderr,"uno stack is: %x\n",(unsigned int)*q); + k--; + q++; + } +#endif + + /* parse the argument list up to the ending ) */ + while (*pPT != 'X') { + int c = *pPT; // character of parameter type being decoded + switch (c) { + case 'D': /* type is double */ + /* treat the same as long long */ + case 'H': /* type is long long */ + if (nw & 1) nw++; /* note even elements gpr[] will map to + odd registers*/ + if (nw < 4) { + gpr[nw++] = *pStackLongs; + gpr[nw++] = *(pStackLongs+1); + } else { + if (((long) p) & 4) + p++; + *p++ = *pStackLongs; + *p++ = *(pStackLongs+1); + } + pStackLongs += 2; + break; + + case 'S': + if (nw < 4) { + gpr[nw++] = *((unsigned short*)pStackLongs); + } else { + *p++ = *((unsigned short *)pStackLongs); + } + pStackLongs += 1; + break; + + case 'B': + if (nw < 4) { + gpr[nw++] = *((char *)pStackLongs); + } else { + *p++ = *((char *)pStackLongs); + } + pStackLongs += 1; + break; + + default: + if (nw < 4) { + gpr[nw++] = *pStackLongs; + } else { + *p++ = *pStackLongs; + } + pStackLongs += 1; + break; + } + pPT++; + } + + /* figure out the address of the function we need to invoke */ + off = nVtableIndex; + off = off * 4; // 4 bytes per slot + mfunc = *((unsigned long **)pAdjustedThisPtr); // get the address of the vtable + mfunc = (unsigned long *)((char *)mfunc + off); // get the address from the vtable entry at offset + mfunc = *((unsigned long **)mfunc); // the function is stored at the address + ptr = (void (*)())mfunc; + +#ifdef BRDEBUG + fprintf(stderr,"calling function %p\n",mfunc); +#endif + + /* Set up the machine registers and invoke the function */ + + __asm__ __volatile__ ( + "lw $4, 0(%0)\n\t" + "lw $5, 4(%0)\n\t" + "lw $6, 8(%0)\n\t" + "lw $7, 12(%0)\n\t" + : : "r" (gpr) + : "$4", "$5", "$6", "$7" + ); + + __asm__ __volatile__ ("addiu $29,$29,-528\r\n":::"$29"); + + (*ptr)(); + + __asm__ __volatile__ ("addiu $29,$29,528\r\n":::"$29"); + + __asm__ __volatile__ ( + "sw $2,%0 \n\t" + "sw $3,%1 \n\t" + : "=m" (iret), "=m" (iret2) : ); + register float fret asm("$f0"); + register double dret asm("$f0"); + + switch( eReturnType ) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + ((long*)pRegisterReturn)[1] = iret2; // fall through + 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; + default: + 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; + +#ifdef BRDEBUG + fprintf(stderr,"in cpp_call\n"); +#endif + + // 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 + 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: + case typelib_TypeClass_CHAR: + case typelib_TypeClass_UNSIGNED_SHORT: + *pPT++ = 'S'; + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *pPT++ = 'B'; + 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 + 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( + *(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 ) +{ + // is my surrogate + bridges::cpp_uno::shared::UnoInterfaceProxy * pThis + = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy *> (pUnoI); + //typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; + +#ifdef BRDEBUG + fprintf(stderr,"in dispatch\n"); +#endif + + 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_mips64/call.hxx b/bridges/source/cpp_uno/gcc3_linux_mips64/call.hxx new file mode 100644 index 000000000..0be88ee62 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/call.hxx @@ -0,0 +1,38 @@ +/* -*- 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_MIPS64_CALL_HXX +#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_MIPS64_CALL_HXX + +#include <sal/config.h> + +#include <sal/types.h> + +namespace { + + extern "C" typelib_TypeClass cpp_vtable_call( + sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset, + void ** gpreg, void ** fpreg, void ** ovrflw, + sal_uInt64 * pRegisterReturn /* space for register return */ ); + +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/call.s b/bridges/source/cpp_uno/gcc3_linux_mips64/call.s new file mode 100644 index 000000000..8f73a0557 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/call.s @@ -0,0 +1,134 @@ +/* + * 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 . + */ + + .text + .globl privateSnippetExecutor +.LFB0 = . + .cfi_startproc + .cfi_personality 0x80,DW.ref.__gxx_personality_v0 + .cfi_lsda 0,.LLSDA0 + .ent privateSnippetExecutor + .type privateSnippetExecutor, @function +privateSnippetExecutor: + .set noreorder + daddiu $sp,$sp,-160 + .cfi_def_cfa_offset 160 + sd $ra,152($sp) + .cfi_offset 31, -8 +.LEHB0 = . + // Save the float point registers + sdc1 $f12,80($sp) + sdc1 $f13,88($sp) + sdc1 $f14,96($sp) + sdc1 $f15,104($sp) + sdc1 $f16,112($sp) + sdc1 $f17,120($sp) + sdc1 $f18,128($sp) + sdc1 $f19,136($sp) + // Save the general purpose registers + sd $a0,16($sp) + sd $a1,24($sp) + sd $a2,32($sp) + sd $a3,40($sp) + sd $a4,48($sp) + sd $a5,56($sp) + sd $a6,64($sp) + sd $a7,72($sp) + // Load arguemtns + // a0=index + move $a0,$v0 + // a1=offset + move $a1,$v1 + // a2=gpregptr + daddiu $a2,$sp,16 + // a3=fpregptr + daddiu $a3,$sp,80 + // a4=ovrflw + daddiu $a4,$sp,160 + // Call cpp_vtable_call + jalr $t9 + // a5=retregptr + move $a5,$sp + +.LEHE0 = . + // Perform return value + li $v1,10 + beq $v0,$v1,.Lfloat + li $v1,11 + beq $v0,$v1,.Lfloat + ldc1 $f0,0($sp) + ldc1 $f2,8($sp) + ld $v0,0($sp) + b .Lfinish + ld $v1,8($sp) +.Lfloat: + ldc1 $f0,0($sp) + ldc1 $f2,8($sp) + +.Lfinish: + ld $ra,152($sp) + .cfi_restore 31 + jr $ra + daddiu $sp,$sp,160 + .cfi_def_cfa_offset 0 + + .set reorder + .end privateSnippetExecutor + .cfi_endproc +.LFE0: + .globl __gxx_personality_v0 + .section .gcc_except_table,"aw",@progbits + .align 3 +.LLSDA0: + .byte 0xff + .byte 0x80 + .uleb128 .LLSDATT0-.LLSDATTD0 +.LLSDATTD0: + .byte 0x1 + .uleb128 .LLSDACSE0-.LLSDACSB0 +.LLSDACSB0: + .uleb128 .LEHB0-.LFB0 + .uleb128 .LEHE0-.LEHB0 + .uleb128 0 + .uleb128 0 +.LLSDACSE0: + .byte 0x7f + .byte 0 + .align 3 + .8byte DW.ref._ZTIi +.LLSDATT0: + .byte 0x1 + .byte 0 + .text + .size privateSnippetExecutor, .-privateSnippetExecutor + .hidden DW.ref._ZTIi + .weak DW.ref._ZTIi + .section .data.DW.ref._ZTIi,"awG",@progbits,DW.ref._ZTIi,comdat + .align 3 + .type DW.ref._ZTIi, @object + .size DW.ref._ZTIi, 8 +DW.ref._ZTIi: + .dword _ZTIi + .hidden DW.ref.__gxx_personality_v0 + .weak DW.ref.__gxx_personality_v0 + .section .data.DW.ref.__gxx_personality_v0,"awG",@progbits,DW.ref.__gxx_personality_v0,comdat + .align 3 + .type DW.ref.__gxx_personality_v0, @object + .size DW.ref.__gxx_personality_v0, 8 +DW.ref.__gxx_personality_v0: + .dword __gxx_personality_v0 diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_mips64/cpp2uno.cxx new file mode 100644 index 000000000..ebde9821e --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/cpp2uno.cxx @@ -0,0 +1,704 @@ +/* -*- 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 <typelib/typedescription.hxx> +#include <uno/data.h> +#include <osl/endian.h> +#include "bridge.hxx" +#include "cppinterfaceproxy.hxx" +#include "types.hxx" +#include "vtablefactory.hxx" +#include "call.hxx" +#include "share.hxx" + +#include <stdio.h> +#include <string.h> + +using namespace com::sun::star::uno; + +//#define BRDEBUG + +#ifdef BRDEBUG +#include <rtl/strbuf.hxx> +#include <rtl/ustrbuf.hxx> +using namespace ::std; +using namespace ::osl; +using namespace ::rtl; +#endif + +#ifndef ANDROID +#include <sys/sysmips.h> +#endif + +#ifdef ANDROID +#include <unistd.h> +#endif + +namespace CPPU_CURRENT_NAMESPACE +{ + bool is_complex_struct(const typelib_TypeDescription * type) + { + const typelib_CompoundTypeDescription * p + = reinterpret_cast< const typelib_CompoundTypeDescription * >(type); + for (sal_Int32 i = 0; i < p->nMembers; ++i) + { + if (p->ppTypeRefs[i]->eTypeClass == typelib_TypeClass_STRUCT || + p->ppTypeRefs[i]->eTypeClass == typelib_TypeClass_EXCEPTION) + { + typelib_TypeDescription * t = 0; + TYPELIB_DANGER_GET(&t, p->ppTypeRefs[i]); + bool b = is_complex_struct(t); + TYPELIB_DANGER_RELEASE(t); + if (b) { + return true; + } + } + else if (!bridges::cpp_uno::shared::isSimpleType(p->ppTypeRefs[i]->eTypeClass)) + return true; + } + if (p->pBaseTypeDescription != 0) + return is_complex_struct(&p->pBaseTypeDescription->aBase); + return false; + } + + bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef ) + { + if (bridges::cpp_uno::shared::isSimpleType(pTypeRef)) + return false; + else if (pTypeRef->eTypeClass == typelib_TypeClass_STRUCT || + pTypeRef->eTypeClass == typelib_TypeClass_EXCEPTION) + { + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pTypeRef ); + + //A Composite Type not larger than 16 bytes is returned in up to two GPRs + bool bRet = pTypeDescr->nSize > 16 || is_complex_struct(pTypeDescr); + + TYPELIB_DANGER_RELEASE( pTypeDescr ); + return bRet; + } + return true; + } +} + +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_uInt64 * pRegisterReturn /* space for register return */ ) + { + /* Most MIPS ABIs view the arguments as a struct, of which the + first N words go in registers and the rest go on the stack. If I < N, the + With word might go in With integer argument register or the With + floating-point one. For these ABIs, we only need to remember the number + of words passed so far. We are interested only in n64 ABI,so it is the + case. + */ + unsigned int nREG = 0; + +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:begin\n"); +#endif + + // 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 (CPPU_CURRENT_NAMESPACE::return_in_hidden_param( pReturnTypeRef ) ) + { + pCppReturn = gpreg[nREG]; // complex return via ptr (pCppReturn) + nREG++; + + pUnoReturn = ( bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr ) + ? alloca( pReturnTypeDescr->nSize ) + : pCppReturn); // direct way +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:complexreturn\n"); +#endif + } + else + { + pUnoReturn = pRegisterReturn; // direct way for simple types +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:simplereturn\n"); +#endif + } + } + + // pop this + nREG++; + + // 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; + +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:nParams=%d\n", nParams); +#endif + for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos ) + { + const typelib_MethodParameter & rParam = pParams[nPos]; + + typelib_TypeDescription * pParamTypeDescr = 0; + TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef ); + + if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) // value + { +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:Param %u, type %u\n", nPos, pParamTypeDescr->eTypeClass); +#endif + switch (pParamTypeDescr->eTypeClass) + { + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + if (nREG < MAX_FP_REGS) { +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:fpr=%p\n", fpreg[nREG]); +#endif + pCppArgs[nPos] = &(fpreg[nREG]); + pUnoArgs[nPos] = &(fpreg[nREG]); + } else { +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:fpr=%p\n", ovrflw[nREG - MAX_FP_REGS]); +#endif + pCppArgs[nPos] = &(ovrflw[nREG - MAX_FP_REGS]); + pUnoArgs[nPos] = &(ovrflw[nREG - MAX_FP_REGS]); + } + nREG++; + break; + + + default: + if (nREG < MAX_GP_REGS) { +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:gpr=%p\n", gpreg[nREG]); +#endif + pCppArgs[nPos] = &(gpreg[nREG]); + pUnoArgs[nPos] = &(gpreg[nREG]); + } else { +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:gpr=%p\n", ovrflw[nREG - MAX_GP_REGS]); +#endif + pCppArgs[nPos] = &(ovrflw[nREG - MAX_GP_REGS]); + pUnoArgs[nPos] = &(ovrflw[nREG - MAX_GP_REGS]); + } + nREG++; + break; + + } + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + else // ptr to complex value | ref + { +#ifdef BRDEBUG + fprintf(stderr,"cpp2uno_call:ptr|ref\n"); +#endif + void *pCppStack; + if (nREG < MAX_GP_REGS) { + pCppArgs[nPos] = pCppStack = gpreg[nREG]; + } else { + pCppArgs[nPos] = pCppStack = ovrflw[nREG - MAX_GP_REGS]; + } + nREG++; +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:pCppStack=%p\n", pCppStack); +#endif + + 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; +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:related to interface,%p,%d,pUnoargs[%d]=%p\n", + pCppStack, pParamTypeDescr->nSize, nPos, pUnoArgs[nPos]); +#endif + } + else // direct way + { + pUnoArgs[nPos] = pCppStack; +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call:direct,pUnoArgs[%d]=%p\n", nPos, pUnoArgs[nPos]); +#endif + // no longer needed + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + } + } +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call2,%p,unoargs=%p\n", pThis->getUnoI()->pDispatcher, pUnoArgs); +#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 ); +#ifdef BRDEBUG + fprintf(stderr, "cpp2uno_call2,after dispatch\n"); +#endif + + // 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; + } + } + + + /** + * is called on incoming vtable calls + * (called by asm snippets) + */ + typelib_TypeClass cpp_vtable_call( + sal_Int32 nFunctionIndex, + sal_Int32 nVtableOffset, + void ** gpreg, void ** fpreg, void ** ovrflw, + sal_uInt64 * pRegisterReturn /* space for register return */ ) + { + static_assert( sizeof(sal_Int64)==sizeof(void *), "### unexpected!" ); + +#ifdef BRDEBUG + fprintf(stderr, "in cpp_vtable_call nFunctionIndex is %d\n", nFunctionIndex); + fprintf(stderr, "in cpp_vtable_call nVtableOffset is %d\n", nVtableOffset); + fprintf(stderr, "in cpp_vtable_call gp=%p, fp=%p, ov=%p\n", gpreg, fpreg, ovrflw); +#endif + + // gpreg: [ret *], this, [other gpr params] + // fpreg: [fpr params] + // ovrflw: [gpr or fpr params (properly aligned)] + void * pThis; + if (nFunctionIndex & 0x80000000 ) + { + nFunctionIndex &= 0x7fffffff; + pThis = gpreg[1]; + } + else + { + pThis = gpreg[0]; + } +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call, pThis=%p, nFunctionIndex=%d, nVtableOffset=%d\n", + pThis, nFunctionIndex, nVtableOffset); +#endif + + pThis = static_cast< char * >(pThis) - nVtableOffset; + bridges::cpp_uno::shared::CppInterfaceProxy * pCppI = + bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy( pThis ); +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call, pCppI=%p\n", pCppI); +#endif + + 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 *)pThis); + } + + // determine called method + sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex]; + assert(nMemberPos < pTypeDescr->nAllMembers); + + TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] ); + +#ifdef BRDEBUG + OString cstr( OUStringToOString( aMemberDescr.get()->pTypeName, RTL_TEXTENCODING_ASCII_US ) ); + fprintf(stderr, "calling %s, nFunctionIndex=%d\n", cstr.getStr(), nFunctionIndex ); +#endif + typelib_TypeClass eRet; + switch (aMemberDescr.get()->eTypeClass) + { + case typelib_TypeClass_INTERFACE_ATTRIBUTE: + { +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call interface attribute\n"); +#endif + typelib_TypeDescriptionReference *pAttrTypeRef = + reinterpret_cast<typelib_InterfaceAttributeTypeDescription *>( aMemberDescr.get() )->pAttributeTypeRef; + + if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex) + { + // is GET method + eRet = cpp2uno_call( pCppI, aMemberDescr.get(), pAttrTypeRef, + 0, 0, // no params + gpreg, fpreg, ovrflw, pRegisterReturn ); + } + else + { + // is SET method + typelib_MethodParameter aParam; + aParam.pTypeRef = pAttrTypeRef; + 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: + { +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call interface method\n"); +#endif + // is METHOD + switch (nFunctionIndex) + { + case 1: // acquire() +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call method acquire\n"); +#endif + pCppI->acquireProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; + break; + case 2: // release() +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call method release\n"); +#endif + pCppI->releaseProxy(); // non virtual call! + eRet = typelib_TypeClass_VOID; + break; + case 0: // queryInterface() opt + { +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call method query interface opt\n"); +#endif + 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, + reinterpret_cast<typelib_InterfaceTypeDescription *>( pTD ) ); + + if (pInterface) + { + ::uno_any_construct( reinterpret_cast< uno_Any * >( gpreg[0] ), + &pInterface, pTD, cpp_acquire ); + + pInterface->release(); + TYPELIB_DANGER_RELEASE( pTD ); + + reinterpret_cast<void **>( pRegisterReturn )[0] = gpreg[0]; + eRet = typelib_TypeClass_ANY; + break; + } + TYPELIB_DANGER_RELEASE( pTD ); + } + } // else perform queryInterface() + default: +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call method query interface\n"); +#endif + typelib_InterfaceMethodTypeDescription *pMethodTD = + reinterpret_cast<typelib_InterfaceMethodTypeDescription *>( aMemberDescr.get() ); + + eRet = cpp2uno_call( pCppI, aMemberDescr.get(), + pMethodTD->pReturnTypeRef, + pMethodTD->nParams, + pMethodTD->pParams, + gpreg, fpreg, ovrflw, pRegisterReturn ); + } + break; + } + default: + { +#ifdef BRDEBUG + fprintf(stderr, "cpp_vtable_call no member\n"); +#endif + throw RuntimeException( "no member description found!", (XInterface *)pThis ); + } + } + + return eRet; + } + + extern "C" void privateSnippetExecutor( ... ); + + int const codeSnippetSize = 0x44; + + unsigned char * codeSnippet( unsigned char * code, + sal_Int32 functionIndex, sal_Int32 vtableOffset, + bool bHasHiddenParam ) + { +#ifdef BRDEBUG + fprintf(stderr,"in codeSnippet functionIndex is %d\n", functionIndex); + fprintf(stderr,"in codeSnippet vtableOffset is %d\n", vtableOffset); + fflush(stderr); +#endif + + if ( bHasHiddenParam ) + functionIndex |= 0x80000000; + + unsigned int * p = (unsigned int *) code; + + assert((((unsigned long)code) & 0x3) == 0 ); //aligned to 4 otherwise a mistake + + /* generate this code */ + /* + # index + 0: 3c020000 lui v0,0x0 + 4: 34420000 ori v0,v0,0x0 + # privateSnippetExecutor + 8: 3c0c0000 lui t0,0x0 + c: 358c0000 ori t0,t0,0x0 + 10: 000c6438 dsll t0,t0,0x10 + 14: 358c0000 ori t0,t0,0x0 + 18: 000c6438 dsll t0,t0,0x10 + 1c: 358c0000 ori t0,t0,0x0 + # cpp_vtable_call + 20: 3c190000 lui t9,0x0 + 24: 37390000 ori t9,t9,0x0 + 28: 0019cc38 dsll t9,t9,0x10 + 2c: 37390000 ori t9,t9,0x0 + 30: 0019cc38 dsll t9,t9,0x10 + 34: 37390000 ori t9,t9,0x0 + # offset + 38: 3c030000 lui v1,0x0 + 3c: 01800008 jr t0 + 40: 34630000 ori v1,v1,0x0 + */ + + * p++ = 0x3c020000 | ((functionIndex>>16) & 0x0000ffff); + * p++ = 0x34420000 | (functionIndex & 0x0000ffff); + * p++ = 0x3c0c0000 | ((((unsigned long)privateSnippetExecutor) >> 48) & 0x0000ffff); + * p++ = 0x358c0000 | ((((unsigned long)privateSnippetExecutor) >> 32) & 0x0000ffff); + * p++ = 0x000c6438; + * p++ = 0x358c0000 | ((((unsigned long)privateSnippetExecutor) >> 16) & 0x0000ffff); + * p++ = 0x000c6438; + * p++ = 0x358c0000 | (((unsigned long)privateSnippetExecutor) & 0x0000ffff); + * p++ = 0x3c190000 | ((((unsigned long)cpp_vtable_call) >> 48) & 0x0000ffff); + * p++ = 0x37390000 | ((((unsigned long)cpp_vtable_call) >> 32) & 0x0000ffff); + * p++ = 0x0019cc38; + * p++ = 0x37390000 | ((((unsigned long)cpp_vtable_call) >> 16) & 0x0000ffff); + * p++ = 0x0019cc38; + * p++ = 0x37390000 | (((unsigned long)cpp_vtable_call) & 0x0000ffff); + * p++ = 0x3c030000 | ((vtableOffset>>16) & 0x0000ffff); + * p++ = 0x01800008; + * p++ = 0x34630000 | (vtableOffset & 0x0000ffff); + return (code + codeSnippetSize); + + } + +} + + +void bridges::cpp_uno::shared::VtableFactory::flushCode(unsigned char const *bptr, unsigned char const *eptr) +{ +#ifndef ANDROID + (void) bptr; + (void) eptr; + sysmips(FLUSH_CACHE, 0, 0, 0); +#else + cacheflush((long) bptr, (long) eptr, 0); +#endif +} + +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; //null + slots[-1].fn = 0; //destructor + 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; + +#ifdef BRDEBUG + fprintf(stderr, "in addLocalFunctions functionOffset is %d\n", functionOffset); + fprintf(stderr, "in addLocalFunctions vtableOffset is %d\n", vtableOffset); + fprintf(stderr, "nMembers=%d\n", type->nMembers); + fflush(stderr); +#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, + CPPU_CURRENT_NAMESPACE::return_in_hidden_param( + reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->pAttributeTypeRef)); + + // Setter: + if (!reinterpret_cast< + typelib_InterfaceAttributeTypeDescription * >( + member)->bReadOnly) + { + (s++)->fn = code + writetoexecdiff; + code = codeSnippet(code, functionOffset++, vtableOffset, false); + } + break; + + case typelib_TypeClass_INTERFACE_METHOD: + (s++)->fn = code + writetoexecdiff; + code = codeSnippet( + code, functionOffset++, vtableOffset, + CPPU_CURRENT_NAMESPACE::return_in_hidden_param( + reinterpret_cast< + typelib_InterfaceMethodTypeDescription * >( + member)->pReturnTypeRef)); + break; + + default: + assert(false); + break; + } + TYPELIB_DANGER_RELEASE(member); + } + return code; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/except.cxx b/bridges/source/cpp_uno/gcc3_linux_mips64/except.cxx new file mode 100644 index 000000000..ca94243d0 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/except.cxx @@ -0,0 +1,290 @@ +/* -*- 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 <sal/log.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 defined BRIDGES_DEBUG + 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 defined BRIDGES_DEBUG + 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 defined BRIDGES_DEBUG + 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 ) +{ +#if defined BRIDGES_DEBUG + OString cstr( + OUStringToOString( + OUString::unacquired( &pUnoExc->pType->pTypeName ), + RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "> uno exception occurred: %s\n", cstr.getStr() ); +#endif + void * pCppExc; + type_info * rtti; + + { + // construct cpp exception object + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pUnoExc->pType ); + assert(pTypeDescr); + if (! pTypeDescr) + { + throw RuntimeException( + OUString("cannot get typedescription for type ") + + OUString::unacquired( &pUnoExc->pType->pTypeName ) ); + } + + 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 ); + assert(rtti && "### no rtti for throwing exception!"); + if (! rtti) + { + throw RuntimeException( + OUString("no rtti for type ") + + OUString::unacquired( &pUnoExc->pType->pTypeName ) ); + } + } + + __cxa_throw( pCppExc, rtti, deleteException ); +} + +void fillUnoException(uno_Any * pUnoExc, uno_Mapping * pCpp2Uno) +{ + __cxa_exception * header = __cxa_get_globals()->caughtExceptions; + if (! header) + { + RuntimeException aRE( "no exception header!" ); + Type const & rType = cppu::UnoType<decltype(aRE)>::get(); + uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno ); + SAL_WARN("bridges", aRE.Message); + return; + } + + std::type_info *exceptionType = __cxa_current_exception_type(); + + typelib_TypeDescription * pExcTypeDescr = 0; + OUString unoName( toUNOname( exceptionType->name() ) ); +#if defined BRIDGES_DEBUG + OString cstr_unoName( OUStringToOString( unoName, RTL_TEXTENCODING_ASCII_US ) ); + fprintf( stderr, "> c++ exception occurred: %s\n", cstr_unoName.getStr() ); +#endif + typelib_typedescription_getByName( &pExcTypeDescr, unoName.pData ); + if (0 == pExcTypeDescr) + { + RuntimeException aRE( OUString("exception type not found: ") + unoName ); + Type const & rType = cppu::UnoType<decltype(aRE)>::get(); + uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno ); + SAL_WARN("bridges", aRE.Message); + } + else + { + // construct uno exception any + uno_any_constructAndConvert( pUnoExc, header->adjustedPtr, pExcTypeDescr, pCpp2Uno ); + typelib_typedescription_release( pExcTypeDescr ); + } +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/share.hxx b/bridges/source/cpp_uno/gcc3_linux_mips64/share.hxx new file mode 100644 index 000000000..e93a7e8af --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/share.hxx @@ -0,0 +1,91 @@ +/* -*- 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_MIPS64_SHARE_HXX +#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_MIPS64_SHARE_HXX + +#include "uno/mapping.h" + +#include <typeinfo> +#include <exception> +#include <cstddef> + +#define MAX_GP_REGS (8) +#define MAX_FP_REGS (8) + +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); + +bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef ); +} + +#endif +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx b/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx new file mode 100644 index 000000000..e33969ae7 --- /dev/null +++ b/bridges/source/cpp_uno/gcc3_linux_mips64/uno2cpp.cxx @@ -0,0 +1,593 @@ +/* -*- 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 <cstring> +#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" + +//#define BRDEBUG +#ifdef BRDEBUG +#include <stdio.h> +#endif + +#define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \ + if ( nr < MAX_FP_REGS ) \ + pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim! + +#define INSERT_INT64( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int64 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int64 *>( pSV ); + +#define INSERT_INT32( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int32 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int32 *>( pSV ); + +#define INSERT_INT16( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int16 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int16 *>( pSV ); + +#define INSERT_UINT16( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV ); + +#define INSERT_INT8( pSV, nr, pGPR, pDS ) \ + if ( nr < MAX_GP_REGS ) \ + pGPR[nr++] = *reinterpret_cast<sal_Int8 *>( pSV ); \ + else \ + *pDS++ = *reinterpret_cast<sal_Int8 *>( pSV ); + +using namespace ::com::sun::star::uno; + +namespace +{ + + bool isReturnInFPR(const typelib_TypeDescription * pTypeDescr, sal_uInt32 & nSize) + { + const typelib_CompoundTypeDescription *p = + reinterpret_cast<const typelib_CompoundTypeDescription*>( pTypeDescr ); + + for (sal_Int32 i = 0; i < p->nMembers; ++i) + { + typelib_TypeDescriptionReference *pTypeInStruct = p->ppTypeRefs[ i ]; + + switch (pTypeInStruct->eTypeClass) + { + case typelib_TypeClass_STRUCT: + case typelib_TypeClass_EXCEPTION: + { + typelib_TypeDescription * t = 0; + TYPELIB_DANGER_GET(&t, pTypeInStruct); + bool isFPR = isReturnInFPR(t, nSize); + TYPELIB_DANGER_RELEASE(t); + if (!isFPR) + return false; + } + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + if (nSize >= 16) + return false; + nSize += 8; + break; + default: + return false; + break; + } + } + return true; + } + + void fillReturn(const typelib_TypeDescription * pTypeDescr, + sal_Int64 * gret, double * fret, void * pRegisterReturn) + { + sal_uInt32 nSize = 0; + if (isReturnInFPR(pTypeDescr, nSize)) + { + reinterpret_cast<double *>( pRegisterReturn )[0] = fret[0]; + reinterpret_cast<double *>( pRegisterReturn )[1] = fret[1]; + } + else + { + reinterpret_cast<sal_Int64 *>( pRegisterReturn )[0] = gret[0]; + reinterpret_cast<sal_Int64 *>( pRegisterReturn )[1] = gret[1]; + } + } + + static void callVirtualMethod( + void * pAdjustedThisPtr, + sal_Int32 nVtableIndex, + void * pRegisterReturn, + typelib_TypeDescriptionReference * pReturnTypeRef, + bool bSimpleReturn, + sal_uInt64 *pStack, + sal_uInt32 nStack, + sal_uInt64 *pGPR, + double *pFPR, + sal_uInt32 nREG) + { + // Should not happen, but... + static_assert(MAX_GP_REGS == MAX_FP_REGS, "must be the same size"); + if ( nREG > MAX_GP_REGS ) + nREG = MAX_GP_REGS; + + // Get pointer to method + sal_uInt64 pMethod = *((sal_uInt64 *)pAdjustedThisPtr); + pMethod += 8 * nVtableIndex; + void *mfunc = (void *) *((sal_uInt64 *)pMethod); +#ifdef BRDEBUG + fprintf(stderr, "calling function %p\n", mfunc); +#endif + + // Load parameters to stack, if necessary + sal_uInt64* pCallStack = NULL; + if ( nStack ) + { + // 16-bytes aligned + sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16; + pCallStack = (sal_uInt64 *) __builtin_alloca( nStackBytes ); + std::memcpy( pCallStack, pStack, nStackBytes ); + } + + sal_Int64 gret[2]; + double fret[2]; + asm volatile ( + ".set push \n\t" + ".set mips64 \n\t" + // Fill the general purpose registers + "ld $4, 0(%[gpr]) \n\t" + "ld $5, 8(%[gpr]) \n\t" + "ld $6, 16(%[gpr]) \n\t" + "ld $7, 24(%[gpr]) \n\t" + "ld $8, 32(%[gpr]) \n\t" + "ld $9, 40(%[gpr]) \n\t" + "ld $10, 48(%[gpr]) \n\t" + "ld $11, 56(%[gpr]) \n\t" + // Fill the floating pointer registers + "ldc1 $f12, 0(%[fpr]) \n\t" + "ldc1 $f13, 8(%[fpr]) \n\t" + "ldc1 $f14, 16(%[fpr]) \n\t" + "ldc1 $f15, 24(%[fpr]) \n\t" + "ldc1 $f16, 32(%[fpr]) \n\t" + "ldc1 $f17, 40(%[fpr]) \n\t" + "ldc1 $f18, 48(%[fpr]) \n\t" + "ldc1 $f19, 56(%[fpr]) \n\t" + // Perform the call + "jalr %[mfunc] \n\t" + // Fill the return values + "move %[gret1], $2 \n\t" + "move %[gret2], $3 \n\t" + "mov.d %[fret1], $f0 \n\t" + "mov.d %[fret2], $f2 \n\t" + ".set pop \n\t" + :[gret1]"=r"(gret[0]), [gret2]"=r"(gret[1]), + [fret1]"=f"(fret[0]), [fret2]"=f"(fret[1]) + :[gpr]"r"(pGPR), [fpr]"r"(pFPR), [mfunc]"c"(mfunc), + [stack]"m"(pCallStack) // dummy input to prevent the compiler from optimizing the alloca out + :"$2", "$3", "$4", "$5", "$6", "$7", "$8", + "$9", "$10", "$11", "$31", + "$f0", "$f2", "$f12", "$f13", "$f14", "$f15", + "$f16", "$f17", "$f18", "$f19", "memory" + ); + + switch (pReturnTypeRef->eTypeClass) + { + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + case typelib_TypeClass_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + case typelib_TypeClass_UNSIGNED_SHORT: + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + *reinterpret_cast<sal_Int64 *>( pRegisterReturn ) = gret[0]; + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + *reinterpret_cast<double *>( pRegisterReturn ) = fret[0]; + break; + case typelib_TypeClass_STRUCT: + case typelib_TypeClass_EXCEPTION: + { + sal_Int32 const nRetSize = pReturnTypeRef->pType->nSize; + if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0) + { + typelib_TypeDescription * pTypeDescr = 0; + TYPELIB_DANGER_GET( &pTypeDescr, pReturnTypeRef ); + fillReturn(pTypeDescr, gret, fret, pRegisterReturn); + TYPELIB_DANGER_RELEASE( pTypeDescr ); + } + break; + } + default: +#ifdef BRDEBUG + fprintf(stderr,"unhandled return type %u\n", pReturnTypeRef->eTypeClass); +#endif + 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 ... + sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( ((nParams+3) * sizeof(sal_Int64)) ); + sal_uInt64 *pStackStart = pStack; + + sal_uInt64 pGPR[MAX_GP_REGS]; + double pFPR[MAX_FP_REGS]; + sal_uInt32 nREG = 0; + +#ifdef BRDEBUG + fprintf(stderr, "in cpp_call\n"); +#endif + + // return + typelib_TypeDescription * pReturnTypeDescr = 0; + TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef ); + assert(pReturnTypeDescr); + + void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion + + bool bSimpleReturn = true; + if (pReturnTypeDescr) + { + if ( CPPU_CURRENT_NAMESPACE::return_in_hidden_param( pReturnTypeRef ) ) + { + bSimpleReturn = false; + // complex return via ptr + pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )? + __builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn; + INSERT_INT64( &pCppReturn, nREG, pGPR, pStack ); + } + else + { + pCppReturn = pUnoReturn; // direct way for simple types + } + } + + // push this + void* pAdjustedThisPtr = reinterpret_cast< void **>( pThis->getCppI() ) + aVtableSlot.offset; + INSERT_INT64( &pAdjustedThisPtr, nREG, pGPR, pStack ); + + // 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_LONG: + case typelib_TypeClass_UNSIGNED_LONG: + case typelib_TypeClass_ENUM: + INSERT_INT32( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_CHAR: + case typelib_TypeClass_SHORT: + INSERT_INT16( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_UNSIGNED_SHORT: + INSERT_UINT16( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_BOOLEAN: + case typelib_TypeClass_BYTE: + INSERT_INT8( pCppArgs[nPos], nREG, pGPR, pStack ); + break; + case typelib_TypeClass_FLOAT: + case typelib_TypeClass_DOUBLE: + INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nREG, pFPR, pStack ); + break; + case typelib_TypeClass_HYPER: + case typelib_TypeClass_UNSIGNED_HYPER: + INSERT_INT64( pCppArgs[nPos], nREG, pGPR, 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]), nREG, pGPR, pStack ); + } + } + + try + { + try { + callVirtualMethod( + pAdjustedThisPtr, aVtableSlot.index, + pCppReturn, pReturnTypeRef, bSimpleReturn, + pStackStart, ( pStack - pStackStart ), + pGPR, pFPR, nREG); + } catch (css::uno::Exception &) { + throw; + } catch (std::exception & e) { + throw css::uno::RuntimeException( + "C++ code threw " + o3tl::runtimeToOUString(typeid(e).name()) + ": " + + o3tl::runtimeToOUString(e.what())); + } catch (...) { + throw css::uno::RuntimeException("C++ code threw unknown exception"); + } + // NO exception occurred... + *ppUnoExc = 0; + + // reconvert temporary params + for ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices]; + + if (pParams[nIndex].bIn) + { + if (pParams[nIndex].bOut) // inout + { + uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value + uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + } + } + else // pure out + { + uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + } + // destroy temp cpp param => cpp: every param was constructed + uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release ); + + TYPELIB_DANGER_RELEASE( pParamTypeDescr ); + } + // return value + if (pCppReturn && pUnoReturn != pCppReturn) + { + uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr, + pThis->getBridge()->getCpp2Uno() ); + uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release ); + } + } + catch (...) + { + // fill uno exception + CPPU_CURRENT_NAMESPACE::fillUnoException(*ppUnoExc, pThis->getBridge()->getCpp2Uno()); + + // temporary params + for ( ; nTempIndices--; ) + { + sal_Int32 nIndex = pTempIndices[nTempIndices]; + // destroy temp cpp param => cpp: every param was constructed + uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndices], cpp_release ); + TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] ); + } + // return type + if (pReturnTypeDescr) + TYPELIB_DANGER_RELEASE( pReturnTypeDescr ); + } + } + +} + + +namespace bridges::cpp_uno::shared { + +void unoInterfaceProxyDispatch( + uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr, + void * pReturn, void * pArgs[], uno_Any ** ppException ) +{ + // is my surrogate + bridges::cpp_uno::shared::UnoInterfaceProxy * pThis + = static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy *> (pUnoI); + //typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr; + +#ifdef BRDEBUG + fprintf(stderr, "in dispatch\n"); +#endif + + 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: */ |