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-rw-r--r--bridges/source/cpp_uno/gcc3_linux_sparc/cpp2uno.cxx570
1 files changed, 570 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/gcc3_linux_sparc/cpp2uno.cxx b/bridges/source/cpp_uno/gcc3_linux_sparc/cpp2uno.cxx
new file mode 100644
index 000000000..8afbd04a7
--- /dev/null
+++ b/bridges/source/cpp_uno/gcc3_linux_sparc/cpp2uno.cxx
@@ -0,0 +1,570 @@
+/* -*- 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 "bridge.hxx"
+#include "cppinterfaceproxy.hxx"
+#include "types.hxx"
+#include "vtablefactory.hxx"
+#include "share.hxx"
+
+using namespace com::sun::star::uno;
+
+namespace
+{
+
+static typelib_TypeClass cpp2uno_call(
+ bridges::cpp_uno::shared::CppInterfaceProxy * pThis,
+ const typelib_TypeDescription * pMemberTypeDescr,
+ typelib_TypeDescriptionReference * pReturnTypeRef, // 0 indicates void return
+ sal_Int32 nParams, typelib_MethodParameter * pParams,
+ void ** pCallStack,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ // pCallStack: [ret ptr], this, params
+ char * pCppStack = (char *)pCallStack;
+
+ // return
+ typelib_TypeDescription * pReturnTypeDescr = 0;
+ if (pReturnTypeRef)
+ TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
+
+ void * pUnoReturn = 0;
+ void * pCppReturn = 0; // complex return ptr: if != 0 && != pUnoReturn, reconversion need
+
+ if (pReturnTypeDescr)
+ {
+ if (bridges::cpp_uno::shared::isSimpleType( pReturnTypeDescr ))
+ pUnoReturn = pRegisterReturn; // direct way for simple types
+ else // complex return via ptr (pCppReturn)
+ {
+ pCppReturn = *(void**)pCppStack;
+ pUnoReturn = (bridges::cpp_uno::shared::relatesToInterfaceType(
+ pReturnTypeDescr )
+ ? alloca( pReturnTypeDescr->nSize )
+ : pCppReturn); // direct way
+ pCppStack += sizeof( void* );
+ }
+ }
+ // pop this
+ pCppStack += sizeof( void* );
+
+ // stack space
+ static_assert(sizeof(void *) == sizeof(sal_Int32), "### unexpected size!");
+ // parameters
+ void ** pUnoArgs = (void **)alloca( 4 * sizeof(void *) * nParams );
+ void ** pCppArgs = pUnoArgs + nParams;
+ // indices of values this have to be converted (interface conversion cpp<=>uno)
+ sal_Int32 * pTempIndices = (sal_Int32 *)(pUnoArgs + (2 * nParams));
+ // type descriptions for reconversions
+ typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pUnoArgs + (3 * nParams));
+
+ sal_Int32 nTempIndices = 0;
+
+ for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
+ {
+ const typelib_MethodParameter & rParam = pParams[nPos];
+ typelib_TypeDescription * pParamTypeDescr = 0;
+ TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
+
+ if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr )) // value
+ {
+ pCppArgs[nPos] = pUnoArgs[nPos] = CPPU_CURRENT_NAMESPACE::adjustPointer(pCppStack, pParamTypeDescr);
+ switch (pParamTypeDescr->eTypeClass)
+ {
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ case typelib_TypeClass_DOUBLE:
+ {
+ if ((reinterpret_cast< long >(pCppStack) & 7) != 0)
+ {
+ static_assert(sizeof (double) == sizeof (sal_Int64), "boo");
+ void * pDest = alloca( sizeof (sal_Int64) );
+ *reinterpret_cast< sal_Int32 * >(pDest) =
+ *reinterpret_cast< sal_Int32 const * >(pCppStack);
+ *(reinterpret_cast< sal_Int32 * >(pDest) + 1) =
+ *(reinterpret_cast< sal_Int32 const * >(pCppStack) + 1);
+ pCppArgs[nPos] = pUnoArgs[nPos] = pDest;
+ }
+ pCppStack += sizeof (sal_Int32); // extra long
+ break;
+ default:
+ break;
+ }
+ }
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ else // ptr to complex value | ref
+ {
+ pCppArgs[nPos] = *(void **)pCppStack;
+
+ if (! rParam.bIn) // is pure out
+ {
+ // uno out is unconstructed mem!
+ pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize );
+ pTempIndices[nTempIndices] = nPos;
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr;
+ }
+ // is in/inout
+ else if (bridges::cpp_uno::shared::relatesToInterfaceType(
+ pParamTypeDescr ))
+ {
+ uno_copyAndConvertData( pUnoArgs[nPos] = alloca( pParamTypeDescr->nSize ),
+ *(void **)pCppStack, pParamTypeDescr,
+ pThis->getBridge()->getCpp2Uno() );
+ pTempIndices[nTempIndices] = nPos; // has to be reconverted
+ // will be released at reconversion
+ ppTempParamTypeDescr[nTempIndices++] = pParamTypeDescr;
+ }
+ else // direct way
+ {
+ pUnoArgs[nPos] = *(void **)pCppStack;
+ // no longer needed
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ }
+ pCppStack += sizeof(sal_Int32); // standard parameter length
+ }
+
+ // ExceptionHolder
+ uno_Any aUnoExc; // Any will be constructed by callee
+ uno_Any * pUnoExc = &aUnoExc;
+
+ // invoke uno dispatch call
+ (*pThis->getUnoI()->pDispatcher)(pThis->getUnoI(), pMemberTypeDescr, pUnoReturn, pUnoArgs, &pUnoExc );
+
+ // in case an exception occurred...
+ if (pUnoExc)
+ {
+ // destruct temporary in/inout params
+ for ( ; nTempIndices--; )
+ {
+ sal_Int32 nIndex = pTempIndices[nTempIndices];
+
+ if (pParams[nIndex].bIn) // is in/inout => was constructed
+ uno_destructData( pUnoArgs[nIndex], ppTempParamTypeDescr[nTempIndices], 0 );
+ TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndices] );
+ }
+ if (pReturnTypeDescr)
+ TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
+ CPPU_CURRENT_NAMESPACE::raiseException(&aUnoExc, pThis->getBridge()->getUno2Cpp() );
+ // has to destruct the any
+ // is here for dummy
+ return typelib_TypeClass_VOID;
+ }
+ else // else no exception occurred...
+ {
+ // temporary params
+ for ( ; nTempIndices--; )
+ {
+ sal_Int32 nIndex = pTempIndices[nTempIndices];
+ typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndices];
+
+ if (pParams[nIndex].bOut) // inout/out
+ {
+ // convert and assign
+ uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
+ uno_copyAndConvertData( pCppArgs[nIndex], pUnoArgs[nIndex], pParamTypeDescr,
+ pThis->getBridge()->getUno2Cpp() );
+ }
+ // destroy temp uno param
+ uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 );
+
+ TYPELIB_DANGER_RELEASE( pParamTypeDescr );
+ }
+ // return
+ if (pCppReturn) // has complex return
+ {
+ if (pUnoReturn != pCppReturn) // needs reconversion
+ {
+ uno_copyAndConvertData( pCppReturn, pUnoReturn, pReturnTypeDescr,
+ pThis->getBridge()->getUno2Cpp() );
+ // destroy temp uno return
+ uno_destructData( pUnoReturn, pReturnTypeDescr, 0 );
+ }
+ // complex return ptr is set to eax
+ *(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 ** pCallStack,
+ sal_Int64 * pRegisterReturn /* space for register return */ )
+{
+ static_assert(sizeof(sal_Int32)==sizeof(void *), "### unexpected!");
+
+ // pCallStack: this, params
+ // eventual [ret*] lies at pCallStack -1
+ // so count down pCallStack by one to keep it simple
+ // pCallStack: this, params
+ // eventual [ret*] lies at pCallStack -1
+ // so count down pCallStack by one to keep it simple
+ bridges::cpp_uno::shared::CppInterfaceProxy * pCppI
+ = bridges::cpp_uno::shared::CppInterfaceProxy::castInterfaceToProxy(
+ static_cast< char * >(*pCallStack) - nVtableOffset);
+ if ((nFunctionIndex & 0x80000000) != 0) {
+ nFunctionIndex &= 0x7FFFFFFF;
+ --pCallStack;
+ }
+
+ typelib_InterfaceTypeDescription * pTypeDescr = pCppI->getTypeDescr();
+
+ if (nFunctionIndex >= pTypeDescr->nMapFunctionIndexToMemberIndex)
+ {
+ SAL_WARN(
+ "bridges",
+ "illegal " << OUString::unacquired(&pTypeDescr->aBase.pTypeName)
+ << " vtable index " << nFunctionIndex << "/"
+ << pTypeDescr->nMapFunctionIndexToMemberIndex);
+ throw RuntimeException(
+ ("illegal " + OUString::unacquired(&pTypeDescr->aBase.pTypeName)
+ + " vtable index " + OUString::number(nFunctionIndex) + "/"
+ + OUString::number(pTypeDescr->nMapFunctionIndexToMemberIndex)),
+ (XInterface *)pCppI);
+ }
+
+ // determine called method
+ sal_Int32 nMemberPos = pTypeDescr->pMapFunctionIndexToMemberIndex[nFunctionIndex];
+ assert(nMemberPos < pTypeDescr->nAllMembers);
+
+ TypeDescription aMemberDescr( pTypeDescr->ppAllMembers[nMemberPos] );
+
+#if defined BRIDGES_DEBUG
+ 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:
+ {
+ if (pTypeDescr->pMapMemberIndexToFunctionIndex[nMemberPos] == nFunctionIndex)
+ {
+ // is GET method
+ eRet = cpp2uno_call(
+ pCppI, aMemberDescr.get(),
+ ((typelib_InterfaceAttributeTypeDescription *)aMemberDescr.get())->pAttributeTypeRef,
+ 0, 0, // no params
+ pCallStack, 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,
+ pCallStack, pRegisterReturn );
+ }
+ break;
+ }
+ case typelib_TypeClass_INTERFACE_METHOD:
+ {
+ // is METHOD
+ switch (nFunctionIndex)
+ {
+ case 1: // acquire()
+ pCppI->acquireProxy(); // non virtual call!
+ eRet = typelib_TypeClass_VOID;
+ break;
+ case 2: // release()
+ pCppI->releaseProxy(); // non virtual call!
+ eRet = typelib_TypeClass_VOID;
+ break;
+ case 0: // queryInterface() opt
+ {
+ typelib_TypeDescription * pTD = 0;
+ TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pCallStack[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 * >( pCallStack[0] ),
+ &pInterface, pTD, cpp_acquire );
+ pInterface->release();
+ TYPELIB_DANGER_RELEASE( pTD );
+ *(void **)pRegisterReturn = pCallStack[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,
+ pCallStack, pRegisterReturn );
+ }
+ break;
+ }
+ default:
+ {
+ throw RuntimeException( "no member description found!", (XInterface *)pCppI );
+ }
+ }
+ return eRet;
+}
+
+
+/**
+ * is called on incoming vtable calls
+ * (called by asm snippets)
+ */
+static void cpp_vtable_call()
+{
+ sal_Int64 nRegReturn;
+ int nFunctionIndex;
+ void** pCallStack;
+ int vTableOffset;
+
+void * pRegReturn = &nRegReturn;
+
+ __asm__( "st %%i0, %0\n\t"
+ "st %%i1, %1\n\t"
+ "st %%i2, %2\n\t"
+ : : "m"(nFunctionIndex), "m"(pCallStack), "m"(vTableOffset) );
+
+// fprintf(stderr,"cpp_mediate nFunctionIndex=%x\n",nFunctionIndex);
+// fflush(stderr);
+
+ const sal_Bool bComplex = (nFunctionIndex & 0x80000000) ? sal_True : sal_False;
+ typelib_TypeClass aType =
+ cpp_mediate( nFunctionIndex, vTableOffset, pCallStack+17, (sal_Int64*)&nRegReturn );
+
+ switch( aType )
+ {
+ case typelib_TypeClass_BOOLEAN:
+ case typelib_TypeClass_BYTE:
+ __asm__( "ld %0, %%l0\n\t"
+ "ldsb [%%l0], %%i0\n"
+ : : "m"(pRegReturn) );
+ break;
+ case typelib_TypeClass_CHAR:
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ __asm__( "ld %0, %%l0\n\t"
+ "ldsh [%%l0], %%i0\n"
+ : : "m"(pRegReturn) );
+ break;
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ __asm__( "ld %0, %%l0\n\t"
+ "ld [%%l0], %%i0\n\t"
+ "add %%l0, 4, %%l0\n\t"
+ "ld [%%l0], %%i1\n\t"
+ : : "m"(pRegReturn) );
+
+ break;
+ case typelib_TypeClass_FLOAT:
+ __asm__( "ld %0, %%l0\n\t"
+ "ld [%%l0], %%f0\n"
+ : : "m"(pRegReturn) );
+ break;
+ case typelib_TypeClass_DOUBLE:
+ __asm__( "ld %0, %%l0\n\t"
+ "ldd [%%l0], %%f0\n"
+ : : "m"(pRegReturn) );
+ break;
+ case typelib_TypeClass_VOID:
+ break;
+ default:
+ __asm__( "ld %0, %%l0\n\t"
+ "ld [%%l0], %%i0\n"
+ : : "m"(pRegReturn) );
+ break;
+ }
+
+ if( bComplex )
+ {
+ __asm__( "add %i7, 4, %i7\n\t" );
+ // after call to complex return valued function there is an unimp instruction
+ }
+
+}
+
+
+int const codeSnippetSize = 56;
+unsigned char * codeSnippet(
+ unsigned char * code, sal_Int32 functionIndex, sal_Int32 vtableOffset,
+ bool simpleRetType)
+{
+ sal_uInt32 index = functionIndex;
+ if (!simpleRetType) {
+ index |= 0x80000000;
+ }
+ unsigned int * p = reinterpret_cast< unsigned int * >(code);
+ static_assert(sizeof (unsigned int) == 4, "boo");
+ // st %o0, [%sp+68]:
+ *p++ = 0xD023A044;
+ // st %o1, [%sp+72]:
+ *p++ = 0xD223A048;
+ // st %o2, [%sp+76]:
+ *p++ = 0xD423A04C;
+ // st %o3, [%sp+80]:
+ *p++ = 0xD623A050;
+ // st %o4, [%sp+84]:
+ *p++ = 0xD823A054;
+ // st %o5, [%sp+88]:
+ *p++ = 0xDA23A058;
+ // sethi %hi(index), %o0:
+ *p++ = 0x11000000 | (index >> 10);
+ // or %o0, %lo(index), %o0:
+ *p++ = 0x90122000 | (index & 0x3FF);
+ // sethi %hi(vtableOffset), %o2:
+ *p++ = 0x15000000 | (vtableOffset >> 10);
+ // or %o2, %lo(vtableOffset), %o2:
+ *p++ = 0x9412A000 | (vtableOffset & 0x3FF);
+ // sethi %hi(cpp_vtable_call), %o3:
+ *p++ = 0x17000000 | (reinterpret_cast< unsigned int >(cpp_vtable_call) >> 10);
+ // or %o3, %lo(cpp_vtable_call), %o3:
+ *p++ = 0x9612E000 | (reinterpret_cast< unsigned int >(cpp_vtable_call) & 0x3FF);
+ // jmpl %o3, %g0:
+ *p++ = 0x81C2C000;
+ // mov %sp, %o1:
+ *p++ = 0x9210000E;
+ assert(reinterpret_cast< unsigned char * >(p) - code <= codeSnippetSize);
+ return code + codeSnippetSize;
+}
+
+} //end of namespace
+
+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;
+ 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;
+}
+
+// use flush code from cc50_solaris_sparc
+
+extern "C" void doFlushCode(unsigned long address, unsigned long count);
+
+void bridges::cpp_uno::shared::VtableFactory::flushCode(
+ unsigned char const * begin, unsigned char const * end)
+{
+ unsigned long n = end - begin;
+ if (n != 0) {
+ unsigned long adr = reinterpret_cast< unsigned long >(begin);
+ unsigned long off = adr & 7;
+ doFlushCode(adr - off, (n + off + 7) >> 3);
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */