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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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117
xpcom/reflect/xptcall/md/unix/xptcstubs_sparc_netbsd.cpp Normal file
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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/. */
/* Implement shared vtbl methods. */
#include "xptcprivate.h"
#if defined(sparc) || defined(__sparc__)
extern "C" nsresult ATTRIBUTE_USED
PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args)
{
typedef struct {
uint32_t hi;
uint32_t lo;
} DU; // have to move 64 bit entities as 32 bit halves since
// stack slots are not guaranteed 16 byte aligned
#define PARAM_BUFFER_COUNT 16
nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
nsXPTCMiniVariant* dispatchParams = nullptr;
nsIInterfaceInfo* iface_info = nullptr;
const nsXPTMethodInfo* info;
uint8_t paramCount;
uint8_t i;
nsresult result = NS_ERROR_FAILURE;
NS_ASSERTION(self,"no self");
self->GetInterfaceInfo(&iface_info);
NS_ASSERTION(iface_info,"no interface info");
iface_info->GetMethodInfo(uint16_t(methodIndex), &info);
NS_ASSERTION(info,"no interface 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())
{
if (type == nsXPTType::T_JSVAL)
dp->val.p = *((void**) *ap);
else
dp->val.p = (void*) *ap;
continue;
}
// else
switch(type)
{
case nsXPTType::T_I8 : dp->val.i8 = *((int32_t*) ap); break;
case nsXPTType::T_I16 : dp->val.i16 = *((int32_t*) ap); break;
case nsXPTType::T_I32 : dp->val.i32 = *((int32_t*) ap); break;
case nsXPTType::T_DOUBLE :
case nsXPTType::T_U64 :
case nsXPTType::T_I64 : ((DU *)dp)->hi = ((DU *)ap)->hi;
((DU *)dp)->lo = ((DU *)ap)->lo;
ap++;
break;
case nsXPTType::T_U8 : dp->val.u8 = *((uint32_t*)ap); break;
case nsXPTType::T_U16 : dp->val.u16 = *((uint32_t*)ap); break;
case nsXPTType::T_U32 : dp->val.u32 = *((uint32_t*)ap); break;
case nsXPTType::T_FLOAT : dp->val.f = *((float*) ap); break;
case nsXPTType::T_BOOL : dp->val.b = *((uint32_t*)ap); break;
case nsXPTType::T_CHAR : dp->val.c = *((uint32_t*)ap); break;
case nsXPTType::T_WCHAR : dp->val.wc = *((int32_t*) ap); break;
default:
NS_ERROR("bad type");
break;
}
}
result = self->CallMethod((uint16_t)methodIndex, info, dispatchParams);
NS_RELEASE(iface_info);
if(dispatchParams != paramBuffer)
delete [] dispatchParams;
return result;
}
extern "C" nsresult SharedStub(int, int*);
#define STUB_ENTRY(n) \
nsresult nsXPTCStubBase::Stub##n() \
{ \
int dummy; /* defeat tail-call optimization */ \
return SharedStub(n, &dummy); \
}
#define SENTINEL_ENTRY(n) \
nsresult nsXPTCStubBase::Sentinel##n() \
{ \
NS_ERROR("nsXPTCStubBase::Sentinel called"); \
return NS_ERROR_NOT_IMPLEMENTED; \
}
#include "xptcstubsdef.inc"
#endif /* sparc || __sparc__ */