[IA64] Remove COMPAT_IA32 support

This has been broken since May 2008 when Al Viro killed altroot support.
Since nobody has complained, it would appear that there are no users of
this code (A plausible theory since the main OSVs that support ia64 prefer
to use the IA32-EL software emulation).

Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/xen/xen_pv_ops.c

@@ -301,11 +301,6 @@ static void xen_setreg(int regnum, unsigned long val)
 	case _IA64_REG_AR_KR0 ... _IA64_REG_AR_KR7:
 		xen_set_kr(regnum - _IA64_REG_AR_KR0, val);
 		break;
-#ifdef CONFIG_IA32_SUPPORT
-	case _IA64_REG_AR_EFLAG:
-		xen_set_eflag(val);
-		break;
-#endif
 	case _IA64_REG_AR_ITC:
 		xen_set_itc(val);
 		break;
@@ -332,11 +327,6 @@ static unsigned long xen_getreg(int regnum)
 	case _IA64_REG_PSR:
 		res = xen_get_psr();
 		break;
-#ifdef CONFIG_IA32_SUPPORT
-	case _IA64_REG_AR_EFLAG:
-		res = xen_get_eflag();
-		break;
-#endif
 	case _IA64_REG_AR_ITC:
 		res = xen_get_itc();
 		break;
@@ -710,9 +700,6 @@ extern unsigned long xen_getreg(int regnum);
 
 __DEFINE_FUNC(getreg,
 	      __DEFINE_GET_REG(PSR, PSR)
-#ifdef CONFIG_IA32_SUPPORT
-	      __DEFINE_GET_REG(AR_EFLAG, EFLAG)
-#endif
 
 	      /* get_itc */
 	      "mov r2 = " __stringify(_IA64_REG_AR_ITC) "\n"
@@ -789,9 +776,6 @@ __DEFINE_FUNC(setreg,
 	      ";;\n"
 	      "(p6) br.cond.spnt xen_set_itc\n"
 
-#ifdef CONFIG_IA32_SUPPORT
-	      __DEFINE_SET_REG(AR_EFLAG, SET_EFLAG)
-#endif
 	      __DEFINE_SET_REG(CR_TPR, SET_TPR)
 	      __DEFINE_SET_REG(CR_EOI, EOI)