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oleaut32: Implement DispCallFunc for x86_64.

This commit is contained in:
Alexandre Julliard 2010-08-25 14:23:31 +02:00
parent 3c380daa59
commit 21abfc5355
1 changed files with 118 additions and 1 deletions
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119
dlls/oleaut32/typelib.c
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@ -5768,7 +5768,47 @@ _invoke(FARPROC func,CALLCONV callconv, int nrargs, DWORD *args) {
TRACE("returns %08x\n",res);
return res;
}
#endif /* __i386__ */
#elif defined(__x86_64__)
extern DWORD_PTR CDECL call_method( void *func, int nb_args, const DWORD_PTR *args );
__ASM_GLOBAL_FUNC( call_method,
"pushq %rbp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 8\n\t")
__ASM_CFI(".cfi_rel_offset %rbp,0\n\t")
"movq %rsp,%rbp\n\t"
__ASM_CFI(".cfi_def_cfa_register %rbp\n\t")
"pushq %rsi\n\t"
__ASM_CFI(".cfi_rel_offset %rsi,-8\n\t")
"pushq %rdi\n\t"
__ASM_CFI(".cfi_rel_offset %rdi,-16\n\t")
"movq %rcx,%rax\n\t"
"movq $4,%rcx\n\t"
"cmp %rcx,%rdx\n\t"
"cmovgq %rdx,%rcx\n\t"
"leaq 0(,%rcx,8),%rdx\n\t"
"subq %rdx,%rsp\n\t"
"andq $~15,%rsp\n\t"
"movq %rsp,%rdi\n\t"
"movq %r8,%rsi\n\t"
"rep; movsq\n\t"
"movq 0(%rsp),%rcx\n\t"
"movq 8(%rsp),%rdx\n\t"
"movq 16(%rsp),%r8\n\t"
"movq 24(%rsp),%r9\n\t"
"callq *%rax\n\t"
"leaq -16(%rbp),%rsp\n\t"
"popq %rdi\n\t"
__ASM_CFI(".cfi_same_value %rdi\n\t")
"popq %rsi\n\t"
__ASM_CFI(".cfi_same_value %rsi\n\t")
__ASM_CFI(".cfi_def_cfa_register %rsp\n\t")
"popq %rbp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -8\n\t")
__ASM_CFI(".cfi_same_value %rbp\n\t")
"ret")
#endif /* __x86_64__ */
static HRESULT userdefined_to_variantvt(ITypeInfo *tinfo, const TYPEDESC *tdesc, VARTYPE *vt)
{
@ -6025,6 +6065,83 @@ DispCallFunc(
}
HeapFree(GetProcessHeap(),0,args);
return S_OK;
#elif defined(__x86_64__)
int argspos;
UINT i;
DWORD_PTR *args, ret;
TRACE("(%p, %ld, %d, %d, %d, %p, %p, %p (vt=%d))\n",
pvInstance, oVft, cc, vtReturn, cActuals, prgvt, prgpvarg,
pvargResult, V_VT(pvargResult));
if (cc != CC_STDCALL && cc != CC_CDECL)
{
FIXME("unsupported calling convention %d\n",cc);
return E_INVALIDARG;
}
/* maximum size for an argument is sizeof(VARIANT) */
args = HeapAlloc( GetProcessHeap(), 0, sizeof(VARIANT) * cActuals + sizeof(DWORD_PTR) );
argspos = 0;
if (pvInstance)
{
args[0] = (DWORD_PTR)pvInstance; /* the This pointer is always the first parameter */
argspos++;
}
for (i = 0; i < cActuals; i++)
{
VARIANT *arg = prgpvarg[i];
switch (prgvt[i])
{
case VT_R4:
case VT_R8:
case VT_DATE:
FIXME(" floating point not supported properly\n" );
memcpy( &args[argspos], &V_R8(arg), sizeof(V_R8(arg)) );
argspos++;
break;
case VT_DECIMAL:
memcpy( &args[argspos], &V_DECIMAL(arg), sizeof(V_DECIMAL(arg)) );
argspos += sizeof(V_DECIMAL(arg)) / sizeof(DWORD_PTR);
break;
case VT_VARIANT:
memcpy( &args[argspos], arg, sizeof(*arg) );
argspos += sizeof(*arg) / sizeof(DWORD_PTR);
break;
case VT_RECORD:
FIXME("VT_RECORD not implemented\n");
/* fall through */
default:
args[argspos++] = V_UI8(arg);
break;
}
TRACE("arg %u: type %d\n",i,prgvt[i]);
dump_Variant(arg);
}
if (pvInstance)
{
FARPROC *vtable = *(FARPROC**)pvInstance;
ret = call_method(vtable[oVft/sizeof(void *)], argspos, args);
}
else
/* if we aren't invoking an object then the function pointer is stored
* in oVft */
ret = call_method((FARPROC)oVft, argspos, args);
if (pvargResult && (vtReturn != VT_EMPTY))
{
TRACE("Method returned 0x%lx\n",ret);
V_VT(pvargResult) = vtReturn;
V_UI8(pvargResult) = ret;
}
HeapFree(GetProcessHeap(),0,args);
return S_OK;
#else
FIXME( "(%p, %ld, %d, %d, %d, %p, %p, %p (vt=%d)): not implemented for this CPU\n",
pvInstance, oVft, cc, vtReturn, cActuals, prgvt, prgpvarg, pvargResult, V_VT(pvargResult));