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Resolves: #i124086# preserve 16byte stack alignment...

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in gcc3-solaris-intel's uno2cpp bridge

Patch-by: Apostolos Syropoulos <asyropoulos123@hotmail.com>
Review-by: Herbert Dürr <hdu@apache.org>
(cherry picked from commit 95eeed58af27c63977a43c4d688b1467ef3cf047)

Conflicts:
	bridges/source/cpp_uno/gcc3_solaris_intel/uno2cpp.cxx

Change-Id: I92a151c5d65f685a6249954b84da31471501ff9b
This commit is contained in:
Herbert Dürr
2014-02-13 13:21:50 +00:00
committed by Caolán McNamara
parent f7e335ddb7
commit 1e3e7b077f
1 changed files with 16 additions and 1 deletions
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17
bridges/source/cpp_uno/gcc3_solaris_intel/uno2cpp.cxx
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@@ -39,7 +39,15 @@ namespace
{
//==================================================================================================
static void callVirtualMethod(
void callVirtualMethod(
void * pAdjustedThisPtr,
sal_Int32 nVtableIndex,
void * pRegisterReturn,
typelib_TypeClass eReturnType,
sal_Int32 * pStackLongs,
sal_Int32 nStackLongs ) __attribute__((noinline));
void callVirtualMethod(
void * pAdjustedThisPtr,
sal_Int32 nVtableIndex,
void * pRegisterReturn,
@@ -61,6 +69,13 @@ static void callVirtualMethod(
void * stackptr;
asm volatile (
"mov %%esp, %2\n\t"
// preserve potential 128bit stack alignment
"and $0xfffffff0, %%esp\n\t"
"mov %3, %%eax\n\t"
"lea -4(,%%eax,4), %%eax\n\t"
"and $0xf, %%eax\n\t"
"sub $0xc, %%eax\n\t"
"add %%eax, %%esp\n\t"
// copy values
"mov %3, %%eax\n\t"
"mov %%eax, %%edx\n\t"