michael@0: /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * Version: MPL 1.1
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "xptcprivate.h"
michael@0: #include "xptiprivate.h"
michael@0: 
michael@0: #include <stdint.h>
michael@0: 
michael@0: /*
michael@0:  * This is for MIPS O32 ABI
michael@0:  * Args contains a0-3 and then the stack.
michael@0:  * Because a0 is 'this', we want to skip it
michael@0:  */
michael@0: extern "C" nsresult ATTRIBUTE_USED
michael@0: PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args)
michael@0: {
michael@0:     args++; // always skip over a0
michael@0: 
michael@0: #define PARAM_BUFFER_COUNT		16
michael@0: 
michael@0:     nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
michael@0:     nsXPTCMiniVariant* dispatchParams = nullptr;
michael@0:     const nsXPTMethodInfo* info;
michael@0:     uint8_t paramCount;
michael@0:     uint8_t i;
michael@0:     nsresult result = NS_ERROR_FAILURE;
michael@0: 
michael@0:     NS_ASSERTION(self,"no self");
michael@0: 
michael@0:     self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
michael@0:     NS_ASSERTION(info,"no method info");
michael@0: 
michael@0:     paramCount = info->GetParamCount();
michael@0: 
michael@0:     // setup variant array pointer
michael@0:     if(paramCount > PARAM_BUFFER_COUNT)
michael@0:         dispatchParams = new nsXPTCMiniVariant[paramCount];
michael@0:     else
michael@0:         dispatchParams = paramBuffer;
michael@0:     NS_ASSERTION(dispatchParams,"no place for params");
michael@0: 
michael@0:     uint32_t* ap = args;
michael@0:     for(i = 0; i < paramCount; i++, ap++)
michael@0:     {
michael@0:         const nsXPTParamInfo& param = info->GetParam(i);
michael@0:         const nsXPTType& type = param.GetType();
michael@0:         nsXPTCMiniVariant* dp = &dispatchParams[i];
michael@0: 
michael@0:         if(param.IsOut() || !type.IsArithmetic())
michael@0:         {
michael@0:             dp->val.p = (void*) *ap;
michael@0:             continue;
michael@0:         }
michael@0: 
michael@0:         switch(type)
michael@0:         {
michael@0:         case nsXPTType::T_I64   :
michael@0:             if ((intptr_t)ap & 4) ap++;
michael@0:             dp->val.i64 = *((int64_t*) ap); ap++;
michael@0:             break;
michael@0:         case nsXPTType::T_U64   :
michael@0:             if ((intptr_t)ap & 4) ap++;
michael@0:             dp->val.u64 = *((int64_t*) ap); ap++;
michael@0:             break;
michael@0:         case nsXPTType::T_DOUBLE:
michael@0:             if ((intptr_t)ap & 4) ap++;
michael@0:             dp->val.d   = *((double*) ap);  ap++;
michael@0:             break;
michael@0: #ifdef IS_LITTLE_ENDIAN
michael@0:         default:
michael@0:             dp->val.p = (void*) *ap;
michael@0:             break;
michael@0: #else
michael@0:         case nsXPTType::T_I8    : dp->val.i8  = (int8_t)   *ap; break;
michael@0:         case nsXPTType::T_I16   : dp->val.i16 = (int16_t)  *ap; break;
michael@0:         case nsXPTType::T_I32   : dp->val.i32 = (int32_t)  *ap; break;
michael@0:         case nsXPTType::T_U8    : dp->val.u8  = (uint8_t)  *ap; break;
michael@0:         case nsXPTType::T_U16   : dp->val.u16 = (uint16_t) *ap; break;
michael@0:         case nsXPTType::T_U32   : dp->val.u32 = (uint32_t) *ap; break;
michael@0:         case nsXPTType::T_BOOL  : dp->val.b   = (bool)   *ap; break;
michael@0:         case nsXPTType::T_CHAR  : dp->val.c   = (char)     *ap; break;
michael@0:         case nsXPTType::T_WCHAR : dp->val.wc  = (wchar_t)  *ap; break;
michael@0:         case nsXPTType::T_FLOAT : dp->val.f   = *(float *)  ap; break;
michael@0:         default:
michael@0:             NS_ASSERTION(0, "bad type");
michael@0:             break;
michael@0: #endif
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     result = self->mOuter->CallMethod((uint16_t)methodIndex, info, dispatchParams);
michael@0: 
michael@0:     if(dispatchParams != paramBuffer)
michael@0:         delete [] dispatchParams;
michael@0: 
michael@0:     return result;
michael@0: }
michael@0: 
michael@0: #define STUB_ENTRY(n) // done in the .s file
michael@0: 
michael@0: #define SENTINEL_ENTRY(n) \
michael@0: nsresult nsXPTCStubBase::Sentinel##n() \
michael@0: { \
michael@0:     NS_ERROR("nsXPTCStubBase::Sentinel called"); \
michael@0:     return NS_ERROR_NOT_IMPLEMENTED; \
michael@0: }
michael@0: 
michael@0: #include "xptcstubsdef.inc"