/* This is a small intermediate function that sets/unsets the exception
handler before calling the initial thread function */
static void
ExcpStartFunc(void* arg)
{
EXCEPTIONREGISTRATIONRECORD excpreg;
PARAMSTORE params, *pParams = arg;
PR_OS2_SetFloatExcpHandler(&excpreg);
params = *pParams;
PR_Free(pParams);
params.start(params.thread);
PR_OS2_UnsetFloatExcpHandler(&excpreg);
}
/* This is a small intermediate function that sets/unsets the exception
handler before calling the initial thread function */
static void
ExcpStartFunc(void* arg)
{
// For arrays it's guaranteed that &[0] < &[1] which we use to make sure that the registration
// record of the top (last) exception handler has a smaller address (i.e. located lower on the
// stack) — this is a requirement of the SEH logic.
EXCEPTIONREGISTRATIONRECORD excpreg[2];
PARAMSTORE params, *pParams = arg;
LibLoadExceptq(&excpreg[1]);
PR_OS2_SetFloatExcpHandler(&excpreg[0]);
params = *pParams;
PR_Free(pParams);
params.start(params.thread);
PR_OS2_UnsetFloatExcpHandler(&excpreg[0]);
UninstallExceptq(&excpreg[1]);
}