f424e55b4e
2007/02/16 11:43:53 kendy 1.7.22.4: #i73974# Cosmetical change. 2007/02/16 11:38:58 kendy 1.7.22.3: #i73974# Rewrite some deep gcc magic to a simple assembler. 2007/02/13 13:27:29 kendy 1.7.22.2: #i73974# #include <string.h>, remove NOOPT from makefile.mk. 2007/02/13 13:12:39 kendy 1.7.22.1: #i73974# x86-64 bridge cleanup & float fix.
567 lines
21 KiB
C++
567 lines
21 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: uno2cpp.cxx,v $
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*
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* $Revision: 1.8 $
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*
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* last change: $Author: rt $ $Date: 2007-04-25 14:57:33 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_bridges.hxx"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <rtl/alloc.h>
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#include <com/sun/star/uno/genfunc.hxx>
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#include "com/sun/star/uno/RuntimeException.hpp"
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#include <uno/data.h>
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#include <bridges/cpp_uno/shared/bridge.hxx>
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#include <bridges/cpp_uno/shared/types.hxx>
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#include "bridges/cpp_uno/shared/unointerfaceproxy.hxx"
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#include "bridges/cpp_uno/shared/vtables.hxx"
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#include "abi.hxx"
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#include "share.hxx"
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using namespace ::rtl;
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using namespace ::com::sun::star::uno;
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//==================================================================================================
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static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex,
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void * pRegisterReturn, typelib_TypeDescription * pReturnTypeDescr, bool bSimpleReturn,
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sal_uInt64 *pStack, sal_uInt32 nStack,
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sal_uInt64 *pGPR, sal_uInt32 nGPR,
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double *pFPR, sal_uInt32 nFPR) __attribute__((noinline));
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static void callVirtualMethod(void * pThis, sal_uInt32 nVtableIndex,
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void * pRegisterReturn, typelib_TypeDescription * pReturnTypeDescr, bool bSimpleReturn,
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sal_uInt64 *pStack, sal_uInt32 nStack,
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sal_uInt64 *pGPR, sal_uInt32 nGPR,
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double *pFPR, sal_uInt32 nFPR)
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{
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#if OSL_DEBUG_LEVEL > 1
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// Let's figure out what is really going on here
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{
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fprintf( stderr, "= callVirtualMethod() =\nGPR's (%d): ", nGPR );
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for ( int i = 0; i < nGPR; ++i )
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fprintf( stderr, "0x%lx, ", pGPR[i] );
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fprintf( stderr, "\nFPR's (%d): ", nFPR );
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for ( int i = 0; i < nFPR; ++i )
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fprintf( stderr, "%f, ", pFPR[i] );
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fprintf( stderr, "\nStack (%d): ", nStack );
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for ( int i = 0; i < nStack; ++i )
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fprintf( stderr, "0x%lx, ", pStack[i] );
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fprintf( stderr, "\n" );
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}
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#endif
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// The call instruction within the asm section of callVirtualMethod may throw
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// exceptions. So that the compiler handles this correctly, it is important
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// that (a) callVirtualMethod might call dummy_can_throw_anything (although this
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// never happens at runtime), which in turn can throw exceptions, and (b)
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// callVirtualMethod is not inlined at its call site (so that any exceptions are
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// caught which are thrown from the instruction calling callVirtualMethod):
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if ( !pThis )
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CPPU_CURRENT_NAMESPACE::dummy_can_throw_anything( "xxx" ); // address something
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// Should not happen, but...
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if ( nFPR > x86_64::MAX_SSE_REGS )
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nFPR = x86_64::MAX_SSE_REGS;
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if ( nGPR > x86_64::MAX_GPR_REGS )
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nGPR = x86_64::MAX_GPR_REGS;
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// Get pointer to method
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sal_uInt64 pMethod = *((sal_uInt64 *)pThis);
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pMethod += 8 * nVtableIndex;
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pMethod = *((sal_uInt64 *)pMethod);
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// Load parameters to stack, if necessary
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if ( nStack )
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{
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// 16-bytes aligned
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sal_uInt32 nStackBytes = ( ( nStack + 1 ) >> 1 ) * 16;
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sal_uInt64 *pCallStack = (sal_uInt64 *) __builtin_alloca( nStackBytes );
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memcpy( pCallStack, pStack, nStackBytes );
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}
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// Return values
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sal_uInt64 rax;
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sal_uInt64 rdx;
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double xmm0;
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asm volatile (
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// Fill the xmm registers
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"movq %2, %%rax\n\t"
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"movsd (%%rax), %%xmm0\n\t"
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"movsd 8(%%rax), %%xmm1\n\t"
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"movsd 16(%%rax), %%xmm2\n\t"
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"movsd 24(%%rax), %%xmm3\n\t"
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"movsd 32(%%rax), %%xmm4\n\t"
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"movsd 40(%%rax), %%xmm5\n\t"
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"movsd 48(%%rax), %%xmm6\n\t"
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"movsd 56(%%rax), %%xmm7\n\t"
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// Fill the general purpose registers
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"movq %1, %%rax\n\t"
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"movq (%%rax), %%rdi\n\t"
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"movq 8(%%rax), %%rsi\n\t"
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"movq 16(%%rax), %%rdx\n\t"
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"movq 24(%%rax), %%rcx\n\t"
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"movq 32(%%rax), %%r8\n\t"
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"movq 40(%%rax), %%r9\n\t"
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// Perform the call
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"movq %0, %%r11\n\t"
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"movq %3, %%rax\n\t"
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"call *%%r11\n\t"
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// Fill the return values
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"movq %%rax, %4\n\t"
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"movq %%rdx, %5\n\t"
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"movsd %%xmm0, %6\n\t"
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:
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: "m" ( pMethod ), "m" ( pGPR ), "m" ( pFPR ), "m" ( nFPR ),
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"m" ( rax ), "m" ( rdx ), "m" ( xmm0 )
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: "rax", "rdi", "rsi", "rdx", "rcx", "r8", "r9", "r11"
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);
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switch (pReturnTypeDescr->eTypeClass)
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{
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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*reinterpret_cast<sal_uInt64 *>( pRegisterReturn ) = rax;
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break;
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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case typelib_TypeClass_ENUM:
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*reinterpret_cast<sal_uInt32 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt32*>( &rax );
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break;
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case typelib_TypeClass_CHAR:
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_UNSIGNED_SHORT:
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*reinterpret_cast<sal_uInt16 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt16*>( &rax );
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break;
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
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*reinterpret_cast<sal_uInt8 *>( pRegisterReturn ) = *reinterpret_cast<sal_uInt8*>( &rax );
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break;
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case typelib_TypeClass_FLOAT:
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case typelib_TypeClass_DOUBLE:
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*reinterpret_cast<double *>( pRegisterReturn ) = xmm0;
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break;
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default:
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{
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sal_Int32 const nRetSize = pReturnTypeDescr->nSize;
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if (bSimpleReturn && nRetSize <= 16 && nRetSize > 0)
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{
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if (nRetSize > 8)
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static_cast<sal_uInt64 *>(pRegisterReturn)[1] = rdx;
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static_cast<sal_uInt64 *>(pRegisterReturn)[0] = rax;
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}
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break;
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}
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}
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}
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//==================================================================================================
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// Macros for easier insertion of values to registers or stack
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// pSV - pointer to the source
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// nr - order of the value [will be increased if stored to register]
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// pFPR, pGPR - pointer to the registers
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// pDS - pointer to the stack [will be increased if stored here]
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// The value in %xmm register is already prepared to be retrieved as a float,
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// thus we treat float and double the same
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#define INSERT_FLOAT_DOUBLE( pSV, nr, pFPR, pDS ) \
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if ( nr < x86_64::MAX_SSE_REGS ) \
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pFPR[nr++] = *reinterpret_cast<double *>( pSV ); \
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else \
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*pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV ); // verbatim!
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#define INSERT_INT64( pSV, nr, pGPR, pDS ) \
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if ( nr < x86_64::MAX_GPR_REGS ) \
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pGPR[nr++] = *reinterpret_cast<sal_uInt64 *>( pSV ); \
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else \
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*pDS++ = *reinterpret_cast<sal_uInt64 *>( pSV );
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#define INSERT_INT32( pSV, nr, pGPR, pDS ) \
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if ( nr < x86_64::MAX_GPR_REGS ) \
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pGPR[nr++] = *reinterpret_cast<sal_uInt32 *>( pSV ); \
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else \
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*pDS++ = *reinterpret_cast<sal_uInt32 *>( pSV );
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#define INSERT_INT16( pSV, nr, pGPR, pDS ) \
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if ( nr < x86_64::MAX_GPR_REGS ) \
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pGPR[nr++] = *reinterpret_cast<sal_uInt16 *>( pSV ); \
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else \
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*pDS++ = *reinterpret_cast<sal_uInt16 *>( pSV );
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#define INSERT_INT8( pSV, nr, pGPR, pDS ) \
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if ( nr < x86_64::MAX_GPR_REGS ) \
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pGPR[nr++] = *reinterpret_cast<sal_uInt8 *>( pSV ); \
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else \
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*pDS++ = *reinterpret_cast<sal_uInt8 *>( pSV );
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//==================================================================================================
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static void cpp_call(
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bridges::cpp_uno::shared::UnoInterfaceProxy * pThis,
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bridges::cpp_uno::shared::VtableSlot aVtableSlot,
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typelib_TypeDescriptionReference * pReturnTypeRef,
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sal_Int32 nParams, typelib_MethodParameter * pParams,
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void * pUnoReturn, void * pUnoArgs[], uno_Any ** ppUnoExc )
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{
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// Maxium space for [complex ret ptr], values | ptr ...
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// (but will be used less - some of the values will be in pGPR and pFPR)
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sal_uInt64 *pStack = (sal_uInt64 *)__builtin_alloca( (nParams + 3) * sizeof(sal_uInt64) );
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sal_uInt64 *pStackStart = pStack;
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sal_uInt64 pGPR[x86_64::MAX_GPR_REGS];
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sal_uInt32 nGPR = 0;
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double pFPR[x86_64::MAX_SSE_REGS];
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sal_uInt32 nFPR = 0;
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// Return
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typelib_TypeDescription * pReturnTypeDescr = 0;
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TYPELIB_DANGER_GET( &pReturnTypeDescr, pReturnTypeRef );
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OSL_ENSURE( pReturnTypeDescr, "### expected return type description!" );
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void * pCppReturn = 0; // if != 0 && != pUnoReturn, needs reconversion (see below)
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bool bSimpleReturn = true;
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if ( pReturnTypeDescr )
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{
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if ( x86_64::return_in_hidden_param( pReturnTypeRef ) )
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bSimpleReturn = false;
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if ( bSimpleReturn )
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pCppReturn = pUnoReturn; // direct way for simple types
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else
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{
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// complex return via ptr
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pCppReturn = bridges::cpp_uno::shared::relatesToInterfaceType( pReturnTypeDescr )?
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__builtin_alloca( pReturnTypeDescr->nSize ) : pUnoReturn;
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INSERT_INT64( &pCppReturn, nGPR, pGPR, pStack );
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}
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}
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// Push "this" pointer
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void * pAdjustedThisPtr = reinterpret_cast< void ** >( pThis->getCppI() ) + aVtableSlot.offset;
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INSERT_INT64( &pAdjustedThisPtr, nGPR, pGPR, pStack );
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// Args
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void ** pCppArgs = (void **)alloca( 3 * sizeof(void *) * nParams );
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// Indizes of values this have to be converted (interface conversion cpp<=>uno)
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sal_Int32 * pTempIndizes = (sal_Int32 *)(pCppArgs + nParams);
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// Type descriptions for reconversions
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typelib_TypeDescription ** ppTempParamTypeDescr = (typelib_TypeDescription **)(pCppArgs + (2 * nParams));
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sal_Int32 nTempIndizes = 0;
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for ( sal_Int32 nPos = 0; nPos < nParams; ++nPos )
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{
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const typelib_MethodParameter & rParam = pParams[nPos];
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typelib_TypeDescription * pParamTypeDescr = 0;
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TYPELIB_DANGER_GET( &pParamTypeDescr, rParam.pTypeRef );
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if (!rParam.bOut && bridges::cpp_uno::shared::isSimpleType( pParamTypeDescr ))
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{
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uno_copyAndConvertData( pCppArgs[nPos] = alloca( 8 ), pUnoArgs[nPos], pParamTypeDescr,
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pThis->getBridge()->getUno2Cpp() );
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switch (pParamTypeDescr->eTypeClass)
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{
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case typelib_TypeClass_HYPER:
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case typelib_TypeClass_UNSIGNED_HYPER:
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INSERT_INT64( pCppArgs[nPos], nGPR, pGPR, pStack );
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break;
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case typelib_TypeClass_LONG:
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case typelib_TypeClass_UNSIGNED_LONG:
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case typelib_TypeClass_ENUM:
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INSERT_INT32( pCppArgs[nPos], nGPR, pGPR, pStack );
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break;
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case typelib_TypeClass_SHORT:
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case typelib_TypeClass_CHAR:
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case typelib_TypeClass_UNSIGNED_SHORT:
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INSERT_INT16( pCppArgs[nPos], nGPR, pGPR, pStack );
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break;
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case typelib_TypeClass_BOOLEAN:
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case typelib_TypeClass_BYTE:
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INSERT_INT8( pCppArgs[nPos], nGPR, pGPR, pStack );
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break;
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case typelib_TypeClass_FLOAT:
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case typelib_TypeClass_DOUBLE:
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INSERT_FLOAT_DOUBLE( pCppArgs[nPos], nFPR, pFPR, pStack );
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break;
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}
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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else // ptr to complex value | ref
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{
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if (! rParam.bIn) // is pure out
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{
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// cpp out is constructed mem, uno out is not!
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uno_constructData(
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pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
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pParamTypeDescr );
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pTempIndizes[nTempIndizes] = nPos; // default constructed for cpp call
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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// is in/inout
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else if (bridges::cpp_uno::shared::relatesToInterfaceType( pParamTypeDescr ))
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{
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uno_copyAndConvertData(
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pCppArgs[nPos] = alloca( pParamTypeDescr->nSize ),
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pUnoArgs[nPos], pParamTypeDescr, pThis->getBridge()->getUno2Cpp() );
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pTempIndizes[nTempIndizes] = nPos; // has to be reconverted
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// will be released at reconversion
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ppTempParamTypeDescr[nTempIndizes++] = pParamTypeDescr;
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}
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else // direct way
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{
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pCppArgs[nPos] = pUnoArgs[nPos];
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// no longer needed
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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INSERT_INT64( &(pCppArgs[nPos]), nGPR, pGPR, pStack );
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}
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}
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try
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{
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callVirtualMethod(
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pAdjustedThisPtr, aVtableSlot.index,
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pCppReturn, pReturnTypeDescr, bSimpleReturn,
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pStackStart, ( pStack - pStackStart ),
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pGPR, nGPR,
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pFPR, nFPR );
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// NO exception occured...
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*ppUnoExc = 0;
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// reconvert temporary params
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for ( ; nTempIndizes--; )
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{
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sal_Int32 nIndex = pTempIndizes[nTempIndizes];
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typelib_TypeDescription * pParamTypeDescr = ppTempParamTypeDescr[nTempIndizes];
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if (pParams[nIndex].bIn)
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{
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if (pParams[nIndex].bOut) // inout
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{
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uno_destructData( pUnoArgs[nIndex], pParamTypeDescr, 0 ); // destroy uno value
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uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
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pThis->getBridge()->getCpp2Uno() );
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}
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}
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else // pure out
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{
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uno_copyAndConvertData( pUnoArgs[nIndex], pCppArgs[nIndex], pParamTypeDescr,
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pThis->getBridge()->getCpp2Uno() );
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}
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// destroy temp cpp param => cpp: every param was constructed
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uno_destructData( pCppArgs[nIndex], pParamTypeDescr, cpp_release );
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TYPELIB_DANGER_RELEASE( pParamTypeDescr );
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}
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// return value
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if (pCppReturn && pUnoReturn != pCppReturn)
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{
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uno_copyAndConvertData( pUnoReturn, pCppReturn, pReturnTypeDescr,
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pThis->getBridge()->getCpp2Uno() );
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uno_destructData( pCppReturn, pReturnTypeDescr, cpp_release );
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}
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}
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catch (...)
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{
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// fill uno exception
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fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
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// temporary params
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for ( ; nTempIndizes--; )
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{
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sal_Int32 nIndex = pTempIndizes[nTempIndizes];
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// destroy temp cpp param => cpp: every param was constructed
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uno_destructData( pCppArgs[nIndex], ppTempParamTypeDescr[nTempIndizes], cpp_release );
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TYPELIB_DANGER_RELEASE( ppTempParamTypeDescr[nTempIndizes] );
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}
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// return type
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if (pReturnTypeDescr)
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TYPELIB_DANGER_RELEASE( pReturnTypeDescr );
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}
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}
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//==================================================================================================
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namespace bridges { namespace cpp_uno { namespace shared {
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void unoInterfaceProxyDispatch(
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uno_Interface * pUnoI, const typelib_TypeDescription * pMemberDescr,
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void * pReturn, void * pArgs[], uno_Any ** ppException )
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{
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// is my surrogate
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bridges::cpp_uno::shared::UnoInterfaceProxy * pThis
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= static_cast< bridges::cpp_uno::shared::UnoInterfaceProxy * >(pUnoI);
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typelib_InterfaceTypeDescription * pTypeDescr = pThis->pTypeDescr;
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switch (pMemberDescr->eTypeClass)
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{
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case typelib_TypeClass_INTERFACE_ATTRIBUTE:
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{
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// determine vtable call index
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sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition;
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OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" );
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VtableSlot aVtableSlot(
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getVtableSlot(
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reinterpret_cast<
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typelib_InterfaceAttributeTypeDescription const * >(
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pMemberDescr)));
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if (pReturn)
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{
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// dependent dispatch
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cpp_call(
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pThis, aVtableSlot,
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((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef,
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0, 0, // no params
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pReturn, pArgs, ppException );
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}
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else
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{
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// is SET
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typelib_MethodParameter aParam;
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aParam.pTypeRef =
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((typelib_InterfaceAttributeTypeDescription *)pMemberDescr)->pAttributeTypeRef;
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aParam.bIn = sal_True;
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aParam.bOut = sal_False;
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typelib_TypeDescriptionReference * pReturnTypeRef = 0;
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OUString aVoidName( RTL_CONSTASCII_USTRINGPARAM("void") );
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typelib_typedescriptionreference_new(
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&pReturnTypeRef, typelib_TypeClass_VOID, aVoidName.pData );
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// dependent dispatch
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aVtableSlot.index += 1; // get, then set method
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cpp_call(
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pThis, aVtableSlot, // get, then set method
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pReturnTypeRef,
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1, &aParam,
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pReturn, pArgs, ppException );
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typelib_typedescriptionreference_release( pReturnTypeRef );
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}
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break;
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}
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case typelib_TypeClass_INTERFACE_METHOD:
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{
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// determine vtable call index
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sal_Int32 nMemberPos = ((typelib_InterfaceMemberTypeDescription *)pMemberDescr)->nPosition;
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OSL_ENSURE( nMemberPos < pTypeDescr->nAllMembers, "### member pos out of range!" );
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VtableSlot aVtableSlot(
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getVtableSlot(
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reinterpret_cast<
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typelib_InterfaceMethodTypeDescription const * >(
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pMemberDescr)));
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switch (aVtableSlot.index)
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{
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// standard calls
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case 1: // acquire uno interface
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(*pUnoI->acquire)( pUnoI );
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*ppException = 0;
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break;
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case 2: // release uno interface
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(*pUnoI->release)( pUnoI );
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*ppException = 0;
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break;
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case 0: // queryInterface() opt
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{
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typelib_TypeDescription * pTD = 0;
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TYPELIB_DANGER_GET( &pTD, reinterpret_cast< Type * >( pArgs[0] )->getTypeLibType() );
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if (pTD)
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{
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uno_Interface * pInterface = 0;
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(*pThis->getBridge()->getUnoEnv()->getRegisteredInterface)(
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pThis->getBridge()->getUnoEnv(),
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(void **)&pInterface, pThis->oid.pData, (typelib_InterfaceTypeDescription *)pTD );
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if (pInterface)
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{
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::uno_any_construct(
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reinterpret_cast< uno_Any * >( pReturn ),
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&pInterface, pTD, 0 );
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(*pInterface->release)( pInterface );
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TYPELIB_DANGER_RELEASE( pTD );
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*ppException = 0;
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break;
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}
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TYPELIB_DANGER_RELEASE( pTD );
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}
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} // else perform queryInterface()
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default:
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// dependent dispatch
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cpp_call(
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pThis, aVtableSlot,
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((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pReturnTypeRef,
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((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->nParams,
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((typelib_InterfaceMethodTypeDescription *)pMemberDescr)->pParams,
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pReturn, pArgs, ppException );
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}
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break;
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}
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default:
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{
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::com::sun::star::uno::RuntimeException aExc(
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OUString( RTL_CONSTASCII_USTRINGPARAM("illegal member type description!") ),
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() );
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Type const & rExcType = ::getCppuType( &aExc );
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// binary identical null reference
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::uno_type_any_construct( *ppException, &aExc, rExcType.getTypeLibType(), 0 );
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}
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}
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}
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} } }
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