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comparison: xpcom/reflect/xptcall/src/md/unix/xptcstubs_sparc_openbsd.cpp
xpcom/reflect/xptcall/src/md/unix/xptcstubs_sparc_openbsd.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:0f978a1c7a44 |
|---|---|
| 1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 /* Implement shared vtbl methods. */ | |
| 7 | |
| 8 #include "xptcprivate.h" | |
| 9 | |
| 10 #if defined(sparc) || defined(__sparc__) | |
| 11 | |
| 12 extern "C" nsresult ATTRIBUTE_USED | |
| 13 PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args) | |
| 14 { | |
| 15 | |
| 16 typedef struct { | |
| 17 uint32_t hi; | |
| 18 uint32_t lo; | |
| 19 } DU; // have to move 64 bit entities as 32 bit halves since | |
| 20 // stack slots are not guaranteed 16 byte aligned | |
| 21 | |
| 22 #define PARAM_BUFFER_COUNT 16 | |
| 23 | |
| 24 nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT]; | |
| 25 nsXPTCMiniVariant* dispatchParams = nullptr; | |
| 26 nsIInterfaceInfo* iface_info = nullptr; | |
| 27 const nsXPTMethodInfo* info; | |
| 28 uint8_t paramCount; | |
| 29 uint8_t i; | |
| 30 nsresult result = NS_ERROR_FAILURE; | |
| 31 | |
| 32 NS_ASSERTION(self,"no self"); | |
| 33 | |
| 34 self->GetInterfaceInfo(&iface_info); | |
| 35 NS_ASSERTION(iface_info,"no interface info"); | |
| 36 | |
| 37 iface_info->GetMethodInfo(uint16_t(methodIndex), &info); | |
| 38 NS_ASSERTION(info,"no interface info"); | |
| 39 | |
| 40 paramCount = info->GetParamCount(); | |
| 41 | |
| 42 // setup variant array pointer | |
| 43 if(paramCount > PARAM_BUFFER_COUNT) | |
| 44 dispatchParams = new nsXPTCMiniVariant[paramCount]; | |
| 45 else | |
| 46 dispatchParams = paramBuffer; | |
| 47 | |
| 48 NS_ASSERTION(dispatchParams,"no place for params"); | |
| 49 if (!dispatchParams) | |
| 50 return NS_ERROR_OUT_OF_MEMORY; | |
| 51 | |
| 52 uint32_t* ap = args; | |
| 53 for(i = 0; i < paramCount; i++, ap++) | |
| 54 { | |
| 55 const nsXPTParamInfo& param = info->GetParam(i); | |
| 56 const nsXPTType& type = param.GetType(); | |
| 57 nsXPTCMiniVariant* dp = &dispatchParams[i]; | |
| 58 | |
| 59 if(param.IsOut() || !type.IsArithmetic()) | |
| 60 { | |
| 61 dp->val.p = (void*) *ap; | |
| 62 continue; | |
| 63 } | |
| 64 // else | |
| 65 switch(type) | |
| 66 { | |
| 67 case nsXPTType::T_I8 : dp->val.i8 = *((int32_t*) ap); break; | |
| 68 case nsXPTType::T_I16 : dp->val.i16 = *((int32_t*) ap); break; | |
| 69 case nsXPTType::T_I32 : dp->val.i32 = *((int32_t*) ap); break; | |
| 70 case nsXPTType::T_DOUBLE : | |
| 71 case nsXPTType::T_U64 : | |
| 72 case nsXPTType::T_I64 : ((DU *)dp)->hi = ((DU *)ap)->hi; | |
| 73 ((DU *)dp)->lo = ((DU *)ap)->lo; | |
| 74 ap++; | |
| 75 break; | |
| 76 case nsXPTType::T_U8 : dp->val.u8 = *((uint32_t*)ap); break; | |
| 77 case nsXPTType::T_U16 : dp->val.u16 = *((uint32_t*)ap); break; | |
| 78 case nsXPTType::T_U32 : dp->val.u32 = *((uint32_t*)ap); break; | |
| 79 case nsXPTType::T_FLOAT : dp->val.f = *((float*) ap); break; | |
| 80 case nsXPTType::T_BOOL : dp->val.b = *((uint32_t*)ap); break; | |
| 81 case nsXPTType::T_CHAR : dp->val.c = *((uint32_t*)ap); break; | |
| 82 case nsXPTType::T_WCHAR : dp->val.wc = *((int32_t*) ap); break; | |
| 83 default: | |
| 84 NS_ERROR("bad type"); | |
| 85 break; | |
| 86 } | |
| 87 } | |
| 88 | |
| 89 result = self->CallMethod((uint16_t)methodIndex, info, dispatchParams); | |
| 90 | |
| 91 NS_RELEASE(iface_info); | |
| 92 | |
| 93 if(dispatchParams != paramBuffer) | |
| 94 delete [] dispatchParams; | |
| 95 | |
| 96 return result; | |
| 97 } | |
| 98 | |
| 99 extern "C" nsresult SharedStub(int, int*); | |
| 100 | |
| 101 #define STUB_ENTRY(n) \ | |
| 102 nsresult nsXPTCStubBase::Stub##n() \ | |
| 103 { \ | |
| 104 int dummy; /* defeat tail-call optimization */ \ | |
| 105 return SharedStub(n, &dummy); \ | |
| 106 } | |
| 107 | |
| 108 #define SENTINEL_ENTRY(n) \ | |
| 109 nsresult nsXPTCStubBase::Sentinel##n() \ | |
| 110 { \ | |
| 111 NS_ERROR("nsXPTCStubBase::Sentinel called"); \ | |
| 112 return NS_ERROR_NOT_IMPLEMENTED; \ | |
| 113 } | |
| 114 | |
| 115 #include "xptcstubsdef.inc" | |
| 116 | |
| 117 #endif /* sparc || __sparc__ */ |
