ia64: Squish some more hazards & warnings for UP compile.

include/asm-ia64/gcc_intrin.h

@@ -489,10 +489,16 @@ register unsigned long ia64_r13 asm ("r13") __attribute_used__;
 #define ia64_ptce(addr)	asm volatile ("ptc.e %0" :: "r"(addr))
 
 #define ia64_ptcga(addr, size)							\
-	asm volatile ("ptc.ga %0,%1" :: "r"(addr), "r"(size) : "memory")
+do {										\
+	asm volatile ("ptc.ga %0,%1" :: "r"(addr), "r"(size) : "memory");	\
+	ia64_dv_serialize_data();						\
+} while (0)
 
 #define ia64_ptcl(addr, size)							\
-	asm volatile ("ptc.l %0,%1" :: "r"(addr), "r"(size) : "memory")
+do {										\
+	asm volatile ("ptc.l %0,%1" :: "r"(addr), "r"(size) : "memory");	\
+	ia64_dv_serialize_data();						\
+} while (0)
 
 #define ia64_ptri(addr, size)						\
 	asm volatile ("ptr.i %0,%1" :: "r"(addr), "r"(size) : "memory")
@@ -581,7 +587,7 @@ register unsigned long ia64_r13 asm ("r13") __attribute_used__;
 
 #define ia64_intrin_local_irq_restore(x)			\
 do {								\
-	asm volatile ("     cmp.ne p6,p7=%0,r0;;"		\
+	asm volatile (";;   cmp.ne p6,p7=%0,r0;;"		\
 		      "(p6) ssm psr.i;"				\
 		      "(p7) rsm psr.i;;"			\
 		      "(p6) srlz.d"				\

include/asm-ia64/system.h

@@ -171,7 +171,7 @@ do {								\
 # define local_irq_restore(x)	__local_irq_restore(x)
 #endif /* !CONFIG_IA64_DEBUG_IRQ */
 
-#define local_irq_enable()	({ ia64_ssm(IA64_PSR_I); ia64_srlz_d(); })
+#define local_irq_enable()	({ ia64_stop(); ia64_ssm(IA64_PSR_I); ia64_srlz_d(); })
 #define local_save_flags(flags)	({ ia64_stop(); (flags) = ia64_getreg(_IA64_REG_PSR); })
 
 #define irqs_disabled()				\