diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index bd8287e68d..ed5df86ab4 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -2686,10 +2686,15 @@ ProcessInterrupts(void)
 /*
  * IA64-specific code to fetch the AR.BSP register for stack depth checks.
  *
- * We currently support gcc and icc here.
+ * We currently support gcc, icc, and HP-UX inline assembly here.
  */
 #if defined(__ia64__) || defined(__ia64)
 
+#if defined(__hpux) && !defined(__GNUC__) && !defined __INTEL_COMPILER
+#include <ia64/sys/inline.h>
+#define ia64_get_bsp() ((char *) (_Asm_mov_from_ar(_AREG_BSP, _NO_FENCE)))
+#else
+
 #ifdef __INTEL_COMPILER
 #include <asm/ia64regs.h>
 #endif
@@ -2710,7 +2715,7 @@ ia64_get_bsp(void)
 #endif
   return ret;
 }
-
+#endif
 #endif /* IA64 */