michael@0: /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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: /* Platform specific code to invoke XPCOM methods on native objects */
michael@0: 
michael@0: #include "xptcprivate.h"
michael@0: 
michael@0: extern "C" {
michael@0: 
michael@0: // Remember that these 'words' are 32bit DWORDS
michael@0: 
michael@0: uint32_t
michael@0: invoke_count_words(uint32_t paramCount, nsXPTCVariant* s)
michael@0: {
michael@0:     uint32_t result = 0;
michael@0:     for(uint32_t i = 0; i < paramCount; i++, s++)
michael@0:     {
michael@0:         if(s->IsPtrData())
michael@0:         {
michael@0:             result++;
michael@0:             continue;
michael@0:         }
michael@0:         result++;
michael@0:         switch(s->type)
michael@0:         {
michael@0:         case nsXPTType::T_I64    :
michael@0:         case nsXPTType::T_U64    :
michael@0:         case nsXPTType::T_DOUBLE :
michael@0:             result++;
michael@0:             break;
michael@0:         }
michael@0:     }
michael@0:     return result;
michael@0: }
michael@0: 
michael@0: void
michael@0: invoke_copy_to_stack(uint32_t paramCount, nsXPTCVariant* s, uint32_t* d)
michael@0: {
michael@0:     for(uint32_t i = 0; i < paramCount; i++, d++, s++)
michael@0:     {
michael@0:         if(s->IsPtrData())
michael@0:         {
michael@0:             *((void**)d) = s->ptr;
michael@0:             continue;
michael@0:         }
michael@0: 
michael@0: /* XXX: the following line is here (rather than as the default clause in
michael@0:  *      the following switch statement) so that the Sun native compiler
michael@0:  *      will generate the correct assembly code on the Solaris Intel
michael@0:  *      platform. See the comments in bug #28817 for more details.
michael@0:  */
michael@0: 
michael@0:         *((void**)d) = s->val.p;
michael@0: 
michael@0:         switch(s->type)
michael@0:         {
michael@0:         case nsXPTType::T_I64    : *((int64_t*) d) = s->val.i64; d++;    break;
michael@0:         case nsXPTType::T_U64    : *((uint64_t*)d) = s->val.u64; d++;    break;
michael@0:         case nsXPTType::T_DOUBLE : *((double*)  d) = s->val.d;   d++;    break;
michael@0:         }
michael@0:     }
michael@0: }
michael@0: 
michael@0: }