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ntdll: Add local defines for VIF and VIP flags.

This commit is contained in:
Alexandre Julliard 2008-06-02 12:13:33 +02:00
parent 5fc1b36b17
commit 3499cb96b6
1 changed files with 8 additions and 6 deletions
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14
dlls/ntdll/signal_i386.c
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@ -127,6 +127,8 @@ typedef ucontext_t SIGCONTEXT;
#define FPUX_sig(context) (FPU_sig(context) && !((context)->uc_mcontext.fpregs->status >> 16) ? (XMM_SAVE_AREA32 *)(FPU_sig(context) + 1) : NULL)
#define VM86_EAX 0 /* the %eax value while vm86_enter is executing */
#define VIF_FLAG 0x00080000
#define VIP_FLAG 0x00100000
int vm86_enter( void **vm86_ptr );
void vm86_return(void);
@ -541,7 +543,7 @@ static void merge_vm86_pending_flags( EXCEPTION_RECORD *rec )
* Note that SIGUSR2 may turn VIF flag off so
* VIF check must occur only when TEB.vm86_ptr is NULL.
*/
if (vm86->regs.eflags & VIF_MASK)
if (vm86->regs.eflags & VIF_FLAG)
{
CONTEXT vcontext;
save_vm86_context( &vcontext, vm86 );
@ -552,7 +554,7 @@ static void merge_vm86_pending_flags( EXCEPTION_RECORD *rec )
rec->NumberParameters = 0;
rec->ExceptionAddress = (LPVOID)vcontext.Eip;
vcontext.EFlags &= ~VIP_MASK;
vcontext.EFlags &= ~VIP_FLAG;
get_vm86_teb_info()->vm86_pending = 0;
__regs_RtlRaiseException( rec, &vcontext );
@ -1239,7 +1241,7 @@ static void WINAPI raise_exception( EXCEPTION_RECORD *rec, CONTEXT *context )
static void WINAPI raise_vm86_sti_exception( EXCEPTION_RECORD *rec, CONTEXT *context )
{
/* merge_vm86_pending_flags merges the vm86_pending flag in safely */
get_vm86_teb_info()->vm86_pending |= VIP_MASK;
get_vm86_teb_info()->vm86_pending |= VIP_FLAG;
if (ntdll_get_thread_data()->vm86_ptr)
{
@ -1269,7 +1271,7 @@ done:
*
* Handler for SIGUSR2.
* We use it to signal that the running __wine_enter_vm86() should
* immediately set VIP_MASK, causing pending events to be handled
* immediately set VIP_FLAG, causing pending events to be handled
* as early as possible.
*/
static void usr2_handler( int signal, siginfo_t *siginfo, void *sigcontext )
@ -1659,8 +1661,8 @@ void __wine_enter_vm86( CONTEXT *context )
rec.ExceptionInformation[0] = VM86_ARG(res);
break;
case VM86_STI: /* sti/popf/iret instruction enabled virtual interrupts */
context->EFlags |= VIF_MASK;
context->EFlags &= ~VIP_MASK;
context->EFlags |= VIF_FLAG;
context->EFlags &= ~VIP_FLAG;
get_vm86_teb_info()->vm86_pending = 0;
rec.ExceptionCode = EXCEPTION_VM86_STI;
break;