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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* Version: MPL 1.1
*
* 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/. */
#include "xptcprivate.h"
#include "xptiprivate.h"
#include <stdint.h>
/*
* This is for MIPS O32 ABI
* Args contains a0-3 and then the stack.
* Because a0 is 'this', we want to skip it
*/
extern "C" nsresult ATTRIBUTE_USED
PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args)
{
args++; // always skip over a0
#define PARAM_BUFFER_COUNT 16
nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
nsXPTCMiniVariant* dispatchParams = nullptr;
const nsXPTMethodInfo* info;
uint8_t paramCount;
uint8_t i;
nsresult result = NS_ERROR_FAILURE;
NS_ASSERTION(self,"no self");
self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
NS_ASSERTION(info,"no method 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");
uint32_t* ap = args;
for(i = 0; i < paramCount; i++, ap++)
{
const nsXPTParamInfo& param = info->GetParam(i);
const nsXPTType& type = param.GetType();
nsXPTCMiniVariant* dp = &dispatchParams[i];
if(param.IsOut() || !type.IsArithmetic())
{
dp->val.p = (void*) *ap;
continue;
}
switch(type)
{
case nsXPTType::T_I64 :
if ((intptr_t)ap & 4) ap++;
dp->val.i64 = *((int64_t*) ap); ap++;
break;
case nsXPTType::T_U64 :
if ((intptr_t)ap & 4) ap++;
dp->val.u64 = *((int64_t*) ap); ap++;
break;
case nsXPTType::T_DOUBLE:
if ((intptr_t)ap & 4) ap++;
dp->val.d = *((double*) ap); ap++;
break;
#ifdef IS_LITTLE_ENDIAN
default:
dp->val.p = (void*) *ap;
break;
#else
case nsXPTType::T_I8 : dp->val.i8 = (int8_t) *ap; break;
case nsXPTType::T_I16 : dp->val.i16 = (int16_t) *ap; break;
case nsXPTType::T_I32 : dp->val.i32 = (int32_t) *ap; break;
case nsXPTType::T_U8 : dp->val.u8 = (uint8_t) *ap; break;
case nsXPTType::T_U16 : dp->val.u16 = (uint16_t) *ap; break;
case nsXPTType::T_U32 : dp->val.u32 = (uint32_t) *ap; break;
case nsXPTType::T_BOOL : dp->val.b = (bool) *ap; break;
case nsXPTType::T_CHAR : dp->val.c = (char) *ap; break;
case nsXPTType::T_WCHAR : dp->val.wc = (wchar_t) *ap; break;
case nsXPTType::T_FLOAT : dp->val.f = *(float *) ap; break;
default:
NS_ASSERTION(0, "bad type");
break;
#endif
}
}
result = self->mOuter->CallMethod((uint16_t)methodIndex, info, dispatchParams);
if(dispatchParams != paramBuffer)
delete [] dispatchParams;
return result;
}
#define STUB_ENTRY(n) // done in the .s file
#define SENTINEL_ENTRY(n) \
nsresult nsXPTCStubBase::Sentinel##n() \
{ \
NS_ERROR("nsXPTCStubBase::Sentinel called"); \
return NS_ERROR_NOT_IMPLEMENTED; \
}
#include "xptcstubsdef.inc"
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