The Tor Browser / file comparison
comparison: xpcom/reflect/xptcall/src/md/unix/xptcinvoke_mips.cpp
xpcom/reflect/xptcall/src/md/unix/xptcinvoke_mips.cpp
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
deleted
inserted
replaced
| -1:000000000000 | 0:818c48bb9976 |
|---|---|
| 1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * Version: MPL 1.1 | |
| 3 * | |
| 4 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 /* This code is for MIPS using the O32 ABI. */ | |
| 9 | |
| 10 /* Platform specific code to invoke XPCOM methods on native objects */ | |
| 11 | |
| 12 #include "xptcprivate.h" | |
| 13 | |
| 14 #include <stdint.h> | |
| 15 | |
| 16 extern "C" uint32_t | |
| 17 invoke_count_words(uint32_t paramCount, nsXPTCVariant* s) | |
| 18 { | |
| 19 // Count a word for a0 even though it's never stored or loaded | |
| 20 // We do this only for alignment of register pairs. | |
| 21 uint32_t result = 1; | |
| 22 for (uint32_t i = 0; i < paramCount; i++, result++, s++) | |
| 23 { | |
| 24 if (s->IsPtrData()) | |
| 25 continue; | |
| 26 | |
| 27 switch(s->type) | |
| 28 { | |
| 29 case nsXPTType::T_I64 : | |
| 30 case nsXPTType::T_U64 : | |
| 31 case nsXPTType::T_DOUBLE : | |
| 32 if (result & 1) | |
| 33 result++; | |
| 34 result++; | |
| 35 break; | |
| 36 | |
| 37 default: | |
| 38 break; | |
| 39 } | |
| 40 } | |
| 41 return (result + 1) & ~(uint32_t)1; | |
| 42 } | |
| 43 | |
| 44 extern "C" void | |
| 45 invoke_copy_to_stack(uint32_t* d, uint32_t paramCount, | |
| 46 nsXPTCVariant* s) | |
| 47 { | |
| 48 // Skip the unused a0 slot, which we keep only for register pair alignment. | |
| 49 d++; | |
| 50 | |
| 51 for (uint32_t i = 0; i < paramCount; i++, d++, s++) | |
| 52 { | |
| 53 if (s->IsPtrData()) | |
| 54 { | |
| 55 *((void**)d) = s->ptr; | |
| 56 continue; | |
| 57 } | |
| 58 | |
| 59 switch(s->type) | |
| 60 { | |
| 61 case nsXPTType::T_I8 : *d = (uint32_t) s->val.i8; break; | |
| 62 case nsXPTType::T_I16 : *d = (uint32_t) s->val.i16; break; | |
| 63 case nsXPTType::T_I32 : *d = (uint32_t) s->val.i32; break; | |
| 64 case nsXPTType::T_I64 : | |
| 65 if ((intptr_t)d & 4) d++; | |
| 66 *((int64_t*) d) = s->val.i64; d++; | |
| 67 break; | |
| 68 case nsXPTType::T_U8 : *d = (uint32_t) s->val.u8; break; | |
| 69 case nsXPTType::T_U16 : *d = (uint32_t) s->val.u16; break; | |
| 70 case nsXPTType::T_U32 : *d = (uint32_t) s->val.u32; break; | |
| 71 case nsXPTType::T_U64 : | |
| 72 if ((intptr_t)d & 4) d++; | |
| 73 *((uint64_t*) d) = s->val.u64; d++; | |
| 74 break; | |
| 75 case nsXPTType::T_FLOAT : *((float*) d) = s->val.f; break; | |
| 76 case nsXPTType::T_DOUBLE : | |
| 77 if ((intptr_t)d & 4) d++; | |
| 78 *((double*) d) = s->val.d; d++; | |
| 79 break; | |
| 80 case nsXPTType::T_BOOL : *d = (bool) s->val.b; break; | |
| 81 case nsXPTType::T_CHAR : *d = (char) s->val.c; break; | |
| 82 case nsXPTType::T_WCHAR : *d = (wchar_t) s->val.wc; break; | |
| 83 default: | |
| 84 *((void**)d) = s->val.p; | |
| 85 break; | |
| 86 } | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 extern "C" nsresult _NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex, | |
| 91 uint32_t paramCount, | |
| 92 nsXPTCVariant* params); | |
| 93 | |
| 94 EXPORT_XPCOM_API(nsresult) | |
| 95 NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex, | |
| 96 uint32_t paramCount, nsXPTCVariant* params) | |
| 97 { | |
| 98 return _NS_InvokeByIndex(that, methodIndex, paramCount, params); | |
| 99 } |
