* IA64 high-res timer support for compilers without GCC-style inline

assembly

This commit was SVN r6997.

opal/asm/base/IA64.asm

@@ -97,4 +97,16 @@ opal_atomic_cmpset_rel_64:
 	br.ret.sptk.many b0
 	;;
 	.endp opal_atomic_cmpset_rel_64#
+        .align 16
+        .global opal_sys_timer_get_cycles#
+        .proc opal_sys_timer_get_cycles#
+opal_sys_timer_get_cycles:
+        .prologue
+        .body
+#APP
+        mov r8=ar.itc
+#NO_APP
+        br.ret.sptk.many b0
+        ;;
+        .endp opal_sys_timer_get_cycles#
 	.ident	"GCC: (GNU) 3.2.3 20030502 (Red Hat Linux 3.2.3-49)"

opal/include/sys/ia64/timer.h

@@ -37,7 +37,9 @@ opal_sys_timer_get_cycles(void)
 
 #else
 
-#define OPAL_HAVE_SYS_TIMER_GET_CYCLES 0
+opal_timer_t opal_sys_timer_get_cycles(void);
+
+#define OPAL_HAVE_SYS_TIMER_GET_CYCLES 1
 
 #endif /* OMPI_GCC_INLINE_ASSEMBLY */
 

opal/include/sys/ia64/update.sh

@@ -19,7 +19,7 @@ CFILE=/tmp/opal_atomic_$$.c
 
 trap "/bin/rm -f $CFILE; exit 0" 0 1 2 15
 
-echo Updating atomic.s from atomic.h using gcc
+echo Updating asm.s from atomic.h and timer.h using gcc
 
 cat > $CFILE<<EOF
 #include <stdlib.h>
@@ -29,6 +29,7 @@ cat > $CFILE<<EOF
 #define OMPI_GCC_INLINE_ASSEMBLY 1
 #define OMPI_WANT_SMP_LOCKS 1
 #include "atomic.h"
+#include "timer.h"
 EOF
 
-gcc -O1 -I. -S $CFILE -o atomic.s
+gcc -O1 -I. -S $CFILE -o asms.s