/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- * * ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (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.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1999 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ /* Implement shared vtbl methods. */ #include "xptcprivate.h" #include "xptiprivate.h" static nsresult PrepareAndDispatch(nsXPTCStubBase* self, uint32 methodIndex, PRUint32* a_gpr, PRUint64 *a_fpr, PRUint32 *a_ov) { #define PARAM_BUFFER_COUNT 16 nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT]; nsXPTCMiniVariant* dispatchParams = NULL; const nsXPTMethodInfo* info; PRUint8 paramCount; PRUint8 i; nsresult result = NS_ERROR_FAILURE; NS_ASSERTION(self,"no self"); self->mEntry->GetMethodInfo(PRUint16(methodIndex), &info); NS_ASSERTION(info,"no info"); paramCount = info->GetParamCount(); // setup variant array pointer if(paramCount > PARAM_BUFFER_COUNT) dispatchParams = new nsXPTCMiniVariant[paramCount]; else dispatchParams = paramBuffer; NS_ASSERTION(dispatchParams,"no place for params"); PRUint32 gpr = 1, fpr = 0; for(i = 0; i < paramCount; i++) { const nsXPTParamInfo& param = info->GetParam(i); const nsXPTType& type = param.GetType(); nsXPTCMiniVariant* dp = &dispatchParams[i]; if(param.IsOut() || !type.IsArithmetic()) { if (gpr < 5) dp->val.p = (void*) *a_gpr++, gpr++; else dp->val.p = (void*) *a_ov++; continue; } // else switch(type) { case nsXPTType::T_I8 : if (gpr < 5) dp->val.i8 = *((PRInt32*) a_gpr), a_gpr++, gpr++; else dp->val.i8 = *((PRInt32*) a_ov ), a_ov++; break; case nsXPTType::T_I16 : if (gpr < 5) dp->val.i16 = *((PRInt32*) a_gpr), a_gpr++, gpr++; else dp->val.i16 = *((PRInt32*) a_ov ), a_ov++; break; case nsXPTType::T_I32 : if (gpr < 5) dp->val.i32 = *((PRInt32*) a_gpr), a_gpr++, gpr++; else dp->val.i32 = *((PRInt32*) a_ov ), a_ov++; break; case nsXPTType::T_I64 : if (gpr < 4) dp->val.i64 = *((PRInt64*) a_gpr), a_gpr+=2, gpr+=2; else dp->val.i64 = *((PRInt64*) a_ov ), a_ov+=2, gpr=5; break; case nsXPTType::T_U8 : if (gpr < 5) dp->val.u8 = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.u8 = *((PRUint32*)a_ov ), a_ov++; break; case nsXPTType::T_U16 : if (gpr < 5) dp->val.u16 = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.u16 = *((PRUint32*)a_ov ), a_ov++; break; case nsXPTType::T_U32 : if (gpr < 5) dp->val.u32 = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.u32 = *((PRUint32*)a_ov ), a_ov++; break; case nsXPTType::T_U64 : if (gpr < 4) dp->val.u64 = *((PRUint64*)a_gpr), a_gpr+=2, gpr+=2; else dp->val.u64 = *((PRUint64*)a_ov ), a_ov+=2, gpr=5; break; case nsXPTType::T_FLOAT : if (fpr < 2) dp->val.f = *((float*) a_fpr), a_fpr++, fpr++; else dp->val.f = *((float*) a_ov ), a_ov++; break; case nsXPTType::T_DOUBLE : if (fpr < 2) dp->val.d = *((double*) a_fpr), a_fpr++, fpr++; else dp->val.d = *((double*) a_ov ), a_ov+=2; break; case nsXPTType::T_BOOL : if (gpr < 5) dp->val.b = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.b = *((PRUint32*)a_ov ), a_ov++; break; case nsXPTType::T_CHAR : if (gpr < 5) dp->val.c = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.c = *((PRUint32*)a_ov ), a_ov++; break; case nsXPTType::T_WCHAR : if (gpr < 5) dp->val.wc = *((PRUint32*)a_gpr), a_gpr++, gpr++; else dp->val.wc = *((PRUint32*)a_ov ), a_ov++; break; default: NS_ASSERTION(0, "bad type"); break; } } result = self->mOuter->CallMethod((PRUint16)methodIndex, info, dispatchParams); if(dispatchParams != paramBuffer) delete [] dispatchParams; return result; } #define STUB_ENTRY(n) \ nsresult nsXPTCStubBase::Stub##n() \ { \ PRUint32 a_gpr[4]; \ PRUint64 a_fpr[2]; \ PRUint32 *a_ov; \ \ __asm__ __volatile__ \ ( \ "l %0,0(15)\n\t" \ "ahi %0,96\n\t" \ "stm 3,6,0(%3)\n\t" \ "std 0,%1\n\t" \ "std 2,%2\n\t" \ : "=&a" (a_ov), \ "=m" (a_fpr[0]), \ "=m" (a_fpr[1]) \ : "a" (a_gpr) \ : "memory", "cc", \ "3", "4", "5", "6" \ ); \ \ return PrepareAndDispatch(this, n, a_gpr, a_fpr, a_ov); \ } #define SENTINEL_ENTRY(n) \ nsresult nsXPTCStubBase::Sentinel##n() \ { \ NS_ASSERTION(0,"nsXPTCStubBase::Sentinel called"); \ return NS_ERROR_NOT_IMPLEMENTED; \ } #include "xptcstubsdef.inc"