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2267
mozilla/content/html/content/src/nsHTMLSelectElement.cpp
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2267
mozilla/content/html/content/src/nsHTMLSelectElement.cpp
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* Implement shared vtbl methods. */
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#ifdef __GNUC__ /* Gnu Compiler. */
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#include "xptcprivate.h"
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#include "xptc_platforms_unixish_x86.h"
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#include "xptc_gcc_x86_unix.h"
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extern "C" {
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static nsresult ATTRIBUTE_USED
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__attribute__ ((regparm (3)))
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PrepareAndDispatch(uint32 methodIndex, nsXPTCStubBase* self, PRUint32* args)
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{
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#define PARAM_BUFFER_COUNT 16
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nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
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nsXPTCMiniVariant* dispatchParams = NULL;
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nsIInterfaceInfo* iface_info = NULL;
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const nsXPTMethodInfo* info;
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PRUint8 paramCount;
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PRUint8 i;
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nsresult result = NS_ERROR_FAILURE;
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NS_ASSERTION(self,"no self");
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self->GetInterfaceInfo(&iface_info);
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NS_ASSERTION(iface_info,"no interface info");
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iface_info->GetMethodInfo(PRUint16(methodIndex), &info);
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NS_ASSERTION(info,"no interface info");
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paramCount = info->GetParamCount();
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// setup variant array pointer
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if(paramCount > PARAM_BUFFER_COUNT)
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dispatchParams = new nsXPTCMiniVariant[paramCount];
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else
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dispatchParams = paramBuffer;
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NS_ASSERTION(dispatchParams,"no place for params");
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PRUint32* ap = args;
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for(i = 0; i < paramCount; i++, ap++)
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{
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const nsXPTParamInfo& param = info->GetParam(i);
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const nsXPTType& type = param.GetType();
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nsXPTCMiniVariant* dp = &dispatchParams[i];
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if(param.IsOut() || !type.IsArithmetic())
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{
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dp->val.p = (void*) *ap;
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continue;
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}
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// else
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dp->val.p = (void*) *ap;
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switch(type)
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{
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case nsXPTType::T_I64 : dp->val.i64 = *((PRInt64*) ap); ap++; break;
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case nsXPTType::T_U64 : dp->val.u64 = *((PRUint64*)ap); ap++; break;
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case nsXPTType::T_DOUBLE : dp->val.d = *((double*) ap); ap++; break;
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}
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}
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result = self->CallMethod((PRUint16)methodIndex, info, dispatchParams);
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NS_RELEASE(iface_info);
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if(dispatchParams != paramBuffer)
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delete [] dispatchParams;
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return result;
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}
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} // extern "C"
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// NOTE! See xptc_gcc_x86_unix.h for the reason this function exists.
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#if (__GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ == 0))
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PRUint32
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xptc_PrepareAndDispatch_keeper (void)
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{
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PRUint32 dummy1;
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nsresult ATTRIBUTE_USED __attribute__ ((regparm (3))) (*dummy2)
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(uint32, nsXPTCStubBase *, PRUint32*) = PrepareAndDispatch;
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// dummy2 references PrepareAndDispatch, now "use" it
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__asm__ __volatile__ (
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""
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: "=&a" (dummy1)
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: "g" (dummy2)
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);
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return dummy1 & 0xF0F00000;
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}
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#endif
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#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100 /* G++ V3 ABI */
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// gcc3 mangling tends to insert the length of the method name
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#define STUB_ENTRY(n) \
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asm(".section \".text\"\n\t" \
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".align 2\n\t" \
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".if " #n " < 10\n\t" \
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".globl _ZN14nsXPTCStubBase5Stub" #n "Ev\n\t" \
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".type _ZN14nsXPTCStubBase5Stub" #n "Ev,@function\n" \
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"_ZN14nsXPTCStubBase5Stub" #n "Ev:\n\t" \
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".elseif " #n " < 100\n\t" \
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".globl _ZN14nsXPTCStubBase6Stub" #n "Ev\n\t" \
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".type _ZN14nsXPTCStubBase6Stub" #n "Ev,@function\n" \
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"_ZN14nsXPTCStubBase6Stub" #n "Ev:\n\t" \
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".elseif " #n " < 1000\n\t" \
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".globl _ZN14nsXPTCStubBase7Stub" #n "Ev\n\t" \
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".type _ZN14nsXPTCStubBase7Stub" #n "Ev,@function\n" \
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"_ZN14nsXPTCStubBase7Stub" #n "Ev:\n\t" \
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".else\n\t" \
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".err \"stub number " #n " >= 1000 not yet supported\"\n\t" \
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".endif\n\t" \
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"movl $" #n ", %eax\n\t" \
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"jmp SharedStub\n\t" \
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".if " #n " < 10\n\t" \
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".size _ZN14nsXPTCStubBase5Stub" #n "Ev,.-_ZN14nsXPTCStubBase5Stub" #n "Ev\n\t" \
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".elseif " #n " < 100\n\t" \
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".size _ZN14nsXPTCStubBase6Stub" #n "Ev,.-_ZN14nsXPTCStubBase6Stub" #n "Ev\n\t" \
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".else\n\t" \
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".size _ZN14nsXPTCStubBase7Stub" #n "Ev,.-_ZN14nsXPTCStubBase7Stub" #n "Ev\n\t" \
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".endif");
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#else
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#define STUB_ENTRY(n) \
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asm(".section \".text\"\n\t" \
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".align 2\n\t" \
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".globl Stub" #n "__14nsXPTCStubBase\n\t" \
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".type Stub" #n "__14nsXPTCStubBase,@function\n" \
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"Stub" #n "__14nsXPTCStubBase:\n\t" \
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"movl $" #n ", %eax\n\t" \
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"jmp SharedStub\n\t" \
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".size Stub" #n "__14nsXPTCStubBase,.-Stub" #n "__14nsXPTCStubBase");
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#endif
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// static nsresult SharedStub(PRUint32 methodIndex) __attribute__((regparm(1)))
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asm(".section \".text\"\n\t"
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".align 2\n\t"
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".type SharedStub,@function\n\t"
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"SharedStub:\n\t"
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"leal 0x08(%esp), %ecx\n\t"
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"movl 0x04(%esp), %edx\n\t"
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"jmp PrepareAndDispatch\n\t"
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".size SharedStub,.-SharedStub");
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#define SENTINEL_ENTRY(n) \
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nsresult nsXPTCStubBase::Sentinel##n() \
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{ \
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NS_ASSERTION(0,"nsXPTCStubBase::Sentinel called"); \
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return NS_ERROR_NOT_IMPLEMENTED; \
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}
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#include "xptcstubsdef.inc"
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#else
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#error "can't find a compiler to use"
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#endif /* __GNUC__ */
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