24 files changed, 194 insertions, 164 deletions

diff --git a/Makefile.in b/Makefile.in
index f14918ee..23685917 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -238,7 +238,6 @@ PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_TARNAME = @PACKAGE_TARNAME@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
-PERL = @PERL@
 PIECFLAGS = @PIECFLAGS@
 PIECXXFLAGS = @PIECXXFLAGS@
 PIELDFLAGS = @PIELDFLAGS@
diff --git a/buildrun.cxx b/buildrun.cxx
index 949f0859..1eecb3f7 100644
--- a/buildrun.cxx
+++ b/buildrun.cxx
@@ -51,6 +51,12 @@ run_make_cmd(systemtap_session& s, string& make_cmd)
       cerr << "unsetenv failed: " << e << endl;
     }
 
+  // Disable ccache to avoid saving files that will never be reused.
+  // (ccache is useless to us, because our compiler commands always
+  // include the randomized tmpdir path.)
+  // It's not critical if this fails, so the return is ignored.
+  (void) setenv("CCACHE_DISABLE", "1", 0);
+
   if (s.verbose > 2)
     make_cmd += " V=1";
   else if (s.verbose > 1)
diff --git a/configure b/configure
index a169b87f..4e4dee95 100755
--- a/configure
+++ b/configure
@@ -706,7 +706,6 @@ EGREP
 U
 ANSI2KNR
 RANLIB
-PERL
 PIELDFLAGS
 PIECFLAGS
 PIECXXFLAGS
@@ -5825,47 +5824,6 @@ fi
 
 
 
-# Extract the first word of "perl", so it can be a program name with args.
-set dummy perl; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
-if test "${ac_cv_path_PERL+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  case $PERL in
-  [\\/]* | ?:[\\/]*)
-  ac_cv_path_PERL="$PERL" # Let the user override the test with a path.
-  ;;
-  *)
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_path_PERL="$as_dir/$ac_word$ac_exec_ext"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-done
-IFS=$as_save_IFS
-
-  ;;
-esac
-fi
-PERL=$ac_cv_path_PERL
-if test -n "$PERL"; then
-  { echo "$as_me:$LINENO: result: $PERL" >&5
-echo "${ECHO_T}$PERL" >&6; }
-else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
-fi
-
-
-
 # Check whether --enable-perfmon was given.
 if test "${enable_perfmon+set}" = set; then
   enableval=$enable_perfmon;
@@ -8747,11 +8705,11 @@ EGREP!$EGREP$ac_delim
 U!$U$ac_delim
 ANSI2KNR!$ANSI2KNR$ac_delim
 RANLIB!$RANLIB$ac_delim
-PERL!$PERL$ac_delim
 PIELDFLAGS!$PIELDFLAGS$ac_delim
 PIECFLAGS!$PIECFLAGS$ac_delim
 PIECXXFLAGS!$PIECXXFLAGS$ac_delim
 sqlite3_LIBS!$sqlite3_LIBS$ac_delim
+staplog_CPPFLAGS!$staplog_CPPFLAGS$ac_delim
 _ACEOF
 
   if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then
@@ -8793,7 +8751,6 @@ _ACEOF
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
   cat >conf$$subs.sed <<_ACEOF
-staplog_CPPFLAGS!$staplog_CPPFLAGS$ac_delim
 BUILD_CRASHMOD_TRUE!$BUILD_CRASHMOD_TRUE$ac_delim
 BUILD_CRASHMOD_FALSE!$BUILD_CRASHMOD_FALSE$ac_delim
 have_latex!$have_latex$ac_delim
@@ -8823,7 +8780,7 @@ LIBOBJS!$LIBOBJS$ac_delim
 LTLIBOBJS!$LTLIBOBJS$ac_delim
 _ACEOF
 
-  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 28; then
+  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 27; then
     break
   elif $ac_last_try; then
     { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
diff --git a/configure.ac b/configure.ac
index 465d2dd7..d814d997 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,8 +25,6 @@ AC_PROG_MAKE_SET
 AC_SUBST(CFLAGS)
 AC_SUBST(CXXFLAGS)
 
-AC_PATH_PROG(PERL, perl)
-
 dnl Handle the perfmon option.
 AC_ARG_ENABLE([perfmon],
   AS_HELP_STRING([--enable-perfmon@<:@=DIRECTORY@:>@],
diff --git a/doc/Makefile.in b/doc/Makefile.in
index beb5553e..eafd7ca7 100644
--- a/doc/Makefile.in
+++ b/doc/Makefile.in
@@ -101,7 +101,6 @@ PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_TARNAME = @PACKAGE_TARNAME@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
-PERL = @PERL@
 PIECFLAGS = @PIECFLAGS@
 PIECXXFLAGS = @PIECXXFLAGS@
 PIELDFLAGS = @PIELDFLAGS@
diff --git a/doc/SystemTap_Tapset_Reference/Makefile.in b/doc/SystemTap_Tapset_Reference/Makefile.in
index d4bcf8b0..30ca4b17 100644
--- a/doc/SystemTap_Tapset_Reference/Makefile.in
+++ b/doc/SystemTap_Tapset_Reference/Makefile.in
@@ -104,7 +104,6 @@ PACKAGE_STRING = @PACKAGE_STRING@
 PACKAGE_TARNAME = @PACKAGE_TARNAME@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
-PERL = @PERL@
 PIECFLAGS = @PIECFLAGS@
 PIECXXFLAGS = @PIECXXFLAGS@
 PIELDFLAGS = @PIELDFLAGS@
diff --git a/run-stap.in b/run-stap.in
index 1bfb6a77..8b150ece 100644
--- a/run-stap.in
+++ b/run-stap.in
@@ -19,7 +19,7 @@ esac
 # Set all the variables to find the source and build trees.
 SYSTEMTAP_TAPSET="${srcdir}/tapset"
 SYSTEMTAP_RUNTIME="${srcdir}/runtime"
-SYSTEMTAP_STAPRUN="sudo -P builddir='${builddir}' ${builddir}/run-staprun"
+SYSTEMTAP_STAPRUN="${builddir}/run-staprun"
 export SYSTEMTAP_TAPSET SYSTEMTAP_RUNTIME SYSTEMTAP_STAPRUN
 
 # If there were private elfutils libs built, use them.
diff --git a/run-staprun.in b/run-staprun.in
index 0b5f795b..e0615556 100644
--- a/run-staprun.in
+++ b/run-staprun.in
@@ -1,13 +1,24 @@
-#!@PERL@ -w
+#!/bin/sh
 
-# Reset real IDs to those we had before we were sudo-invoked.
-# This gives staprun the IDs it expects from a setuid exec.
-$< = $ENV{'SUDO_UID'};
-$( = $ENV{'SUDO_GID'};
+srcdir='@abs_top_srcdir@'
+builddir='@abs_top_builddir@'
 
-$ENV{'SYSTEMTAP_STAPRUN'} = "sudo '$ENV{'builddir'}/staprun'";
-$ENV{'SYSTEMTAP_STAPIO'} = "$ENV{'builddir'}/stapio";
+rundir="${0%/*}"
+[ "$rundir" == "$0" ] || builddir="$rundir"
 
-exec { "$ENV{'builddir'}/staprun" } ('staprun', @ARGV);
+# Absolutify the paths.
+case "$srcdir" in
+/*) ;;
+*) srcdir=`cd "$srcdir" && pwd` || exit ;;
+esac
+case "$builddir" in
+/*) ;;
+*) builddir=`cd "$builddir" && pwd` || exit ;;
+esac
 
-exit;
+exec sudo -P "SYSTEMTAP_STAPIO=${builddir}/stapio" \
+             "SYSTEMTAP_STAPRUN=${builddir}/run-staprun" \
+             "SYSTEMTAP_RUNTIME=${srcdir}/runtime" \
+             "SYSTEMTAP_REAL_UID=`id -ru`" \
+             "SYSTEMTAP_REAL_GID=`id -rg`" \
+             ${builddir}/staprun ${1+"$@"}
diff --git a/runtime/runtime.h b/runtime/runtime.h
index 822562a2..0a656b78 100644
--- a/runtime/runtime.h
+++ b/runtime/runtime.h
@@ -86,6 +86,8 @@ static struct
 #include "io.c"
 #include "arith.c"
 #include "copy.c"
+#include "regs.c"
+#include "regs-ia64.c"
 
 #include "task_finder.c"
 
diff --git a/runtime/staprun/common.c b/runtime/staprun/common.c
index 8200ec9d..26b166c2 100644
--- a/runtime/staprun/common.c
+++ b/runtime/staprun/common.c
@@ -82,7 +82,7 @@ int stap_strfloctime(char *buf, size_t max, const char *fmt, time_t t)
 			num = tm.tm_year % 100;
 			goto numbering02;
 		case 'C':
-			num = ((tm.tm_year + 1900 - 1) / 100) + 1;
+			num = ((tm.tm_year + 1900) / 100);
 			goto numbering;
 		case 'm':
 			num = tm.tm_mon + 1;
@@ -107,7 +107,7 @@ int stap_strfloctime(char *buf, size_t max, const char *fmt, time_t t)
 			if (num == 0) num = 12;
 			goto numbering02;
 		case 'j':
-			ret = snprintf(c, end - c, "%03d", tm.tm_yday);
+			ret = snprintf(c, end - c, "%03d", tm.tm_yday + 1);
 			if (ret < 0) return ret;
 			c += ret;
 			break;
@@ -117,7 +117,10 @@ int stap_strfloctime(char *buf, size_t max, const char *fmt, time_t t)
 		case 'l':
 			num = tm.tm_hour % 12;
 			if (num == 0) num = 12;
-			goto numbering;
+			ret = snprintf(c, end - c, "%2d", num);
+			if (ret < 0) return ret;
+			c += ret;
+			break;
 		case 'M':
 			num = tm.tm_min;
 			goto numbering02;
diff --git a/runtime/staprun/relay.c b/runtime/staprun/relay.c
index 50f295b5..694cb27e 100644
--- a/runtime/staprun/relay.c
+++ b/runtime/staprun/relay.c
@@ -200,7 +200,7 @@ static void *reader_thread(void *data)
 					perr("Couldn't open file for cpu %d, exiting.", cpu);
 					return(NULL);
 				}
-				wsize = 0;
+				wsize = rc;
 			}
 			if (write(out_fd[cpu], buf, rc) != rc) {
 				perr("Couldn't write to output %d for cpu %d, exiting.", out_fd[cpu], cpu);
diff --git a/runtime/staprun/relay_old.c b/runtime/staprun/relay_old.c
index ef8fd0da..469a5831 100644
--- a/runtime/staprun/relay_old.c
+++ b/runtime/staprun/relay_old.c
@@ -241,7 +241,7 @@ static int process_subbufs(struct _stp_buf_info *info,
 				perr("Couldn't open file for cpu %d, exiting.", cpu);
 				exit(1);
 			}
-			scb->wsize = 0;
+			scb->wsize = len;
 		}
 		if (len) {
 			if (fwrite_unlocked (subbuf_ptr, len, 1, percpu_tmpfile[cpu]) != 1) {
@@ -320,7 +320,7 @@ int write_realtime_data(void *data, ssize_t nb)
 			perr("Couldn't open file, exiting.");
 			return -1;
 		}
-		global_scb.wsize = 0;
+		global_scb.wsize = nb;
 	}
 	bw = write(out_fd[0], data, nb);
 	if (bw >= 0 && bw != nb) {
diff --git a/runtime/sym.c b/runtime/sym.c
index d0c5d9fd..ecd64fee 100644
--- a/runtime/sym.c
+++ b/runtime/sym.c
@@ -106,8 +106,8 @@ static unsigned long _stp_module_relocate(const char *module, const char *sectio
 }
 
 
-/* Return module owner and fills in closest section of the address
-   if found, return NULL otherwise.
+/* Return module owner and, if sec != NULL, fills in closest section
+   of the address if found, return NULL otherwise.
    XXX: needs to be address-space-specific. */
 static struct _stp_module *_stp_mod_sec_lookup(unsigned long addr,
 					       struct task_struct *task,
@@ -151,7 +151,8 @@ static struct _stp_module *_stp_mod_sec_lookup(unsigned long addr,
 	    {
 	      closest_section_offset = this_section_offset;
 	      m = _stp_modules[midx];
-	      *sec = & m->sections[secidx];
+	      if (sec)
+		*sec = & m->sections[secidx];
 	    }
 	}
       }
@@ -338,8 +339,15 @@ static int _stp_func_print(unsigned long address, int verbose, int exact)
 	return 0;
 }
 
+/** Puts symbolic information of an address in a string.
+ * @param src The string to fill in.
+ * @param len The length of the given src string.
+ * @param address The address to lookup.
+ * @param add_mod Whether to include module name information if found.
+ */
+
 static void _stp_symbol_snprint(char *str, size_t len, unsigned long address,
-			 struct task_struct *task)
+			 struct task_struct *task, int add_mod)
 {
 	const char *modname;
 	const char *name;
@@ -347,9 +355,13 @@ static void _stp_symbol_snprint(char *str, size_t len, unsigned long address,
 
 	name = _stp_kallsyms_lookup(address, &size, &offset, &modname, NULL,
 				    task);
-	if (name)
-		strlcpy(str, name, len);
-	else
+	if (name) {
+		if (add_mod && modname && *modname)
+			_stp_printf("%s %s+%#lx/%#lx\n",
+				    name, modname, offset, size);
+		else
+			strlcpy(str, name, len);
+	} else
 		_stp_snprintf(str, len, "%p", (int64_t) address);
 }
 
diff --git a/runtime/uprobes/.gitignore b/runtime/uprobes/.gitignore
new file mode 100644
index 00000000..c8172c41
--- /dev/null
+++ b/runtime/uprobes/.gitignore
@@ -0,0 +1,7 @@
+/*.o
+/*.cmd
+/.tmp_versions
+/Module.*
+/modules.order
+/uprobes.ko
+/uprobes.mod.c
diff --git a/tapset/context-symbols.stp b/tapset/context-symbols.stp
index 4c200aa8..66d9fea2 100644
--- a/tapset/context-symbols.stp
+++ b/tapset/context-symbols.stp
@@ -66,7 +66,7 @@ function probefunc:string () %{ /* pure */
 #else
 		((unsigned long)REG_IP(CONTEXT->regs) >= (unsigned long)PAGE_OFFSET)) {
 #endif
-		_stp_symbol_snprint(THIS->__retvalue, MAXSTRINGLEN, REG_IP(CONTEXT->regs), current);
+		_stp_symbol_snprint(THIS->__retvalue, MAXSTRINGLEN, REG_IP(CONTEXT->regs), current, 0);
        	         if (THIS->__retvalue[0] == '.')  /* powerpc symbol has a dot*/
        	         	strlcpy(THIS->__retvalue,THIS->__retvalue + 1,MAXSTRINGLEN);
 	} else {
@@ -89,13 +89,59 @@ function probemod:string () %{ /* pure */
 		while (*ptr != '"' && --len && *ptr)
 			*dst++ = *ptr++;
 		*dst = 0;
-	} else {
-		/* XXX: need a PC- and symbol-table-based fallback. */
-		THIS->__retvalue[0] = '\0';
-	}
+	} else if (CONTEXT->regs) {
+		struct _stp_module *m;
+		m = _stp_mod_sec_lookup (REG_IP(CONTEXT->regs), current, NULL);
+		if (m && m->name)
+			strlcpy (THIS->__retvalue, m->name, MAXSTRINGLEN);
+		else
+			strlcpy (THIS->__retvalue, "<unknown>", MAXSTRINGLEN);
+	} else
+		strlcpy (THIS->__retvalue, "<unknown>", MAXSTRINGLEN);
 %}
 
-function symbolname:string (addr:long) %{ /* pure */
+/**
+ * sfunction modname - Return the kernel module name loaded at the address.
+ * @addr: The address.
+ *
+ * Description: Returns the module name associated with the given
+ * address if known. If not known it will return the string "<unknown>".
+ * If the address was not in a kernel module, but in the kernel itself,
+ * then the string "kernel" will be returned.
+ */
+function modname:string (addr: long) %{ /* pure */
+	struct _stp_module *m;
+	m = _stp_mod_sec_lookup (THIS->addr, current, NULL);
+	if (m && m->name)
+          strlcpy (THIS->__retvalue, m->name, MAXSTRINGLEN);
+	else
+	  strlcpy (THIS->__retvalue, "<unknown>", MAXSTRINGLEN);
+%}
+
+/**
+ * sfunction symname - Return the symbol associated with the given address.
+ * @addr: The address to translate.
+ *
+ * Description: Returns the (function) symbol name associated with the
+ * given address if known. If not known it will return the hex string
+ * representation of addr.
+ */
+function symname:string (addr: long) %{ /* pure */
+	 _stp_symbol_snprint(THIS->__retvalue, MAXSTRINGLEN, THIS->addr,
+			     current, 0);
+%}
+
+/**
+ * sfunction symdata - Return the symbol and module offset for the address.
+ * @addr: The address to translate.
+ *
+ * Description: Returns the (function) symbol name associated with the
+ * given address if known, plus the module name (between brackets) and
+ * the offset inside the module, plus the size of the symbol function.
+ * If any element is not known it will be ommitted and if the symbol name
+ * is unknown it will return the hex string for the given address.
+ */
+function symdata:string (addr: long) %{ /* pure */
 	 _stp_symbol_snprint(THIS->__retvalue, MAXSTRINGLEN, THIS->addr,
-	                     current);
+			     current, 1);
 %}
diff --git a/tapset/context-unwind.stp b/tapset/context-unwind.stp
index a976f8b6..b3d19e29 100644
--- a/tapset/context-unwind.stp
+++ b/tapset/context-unwind.stp
@@ -57,7 +57,7 @@ function caller:string() %{ /* pure */
         if (CONTEXT->pi) 
 		_stp_symbol_snprint( THIS->__retvalue, MAXSTRINGLEN, 
 			(unsigned long)_stp_ret_addr_r(CONTEXT->pi),
-                        current);
+                        current, 0);
         else
 		strlcpy(THIS->__retvalue,"unknown",MAXSTRINGLEN);
 %}
diff --git a/tapset/errno.stp b/tapset/errno.stp
index eda9bff1..011ff7e2 100644
--- a/tapset/errno.stp
+++ b/tapset/errno.stp
@@ -345,12 +345,20 @@ static const int Maxerrno = sizeof(errlist)/sizeof(char *);
 
 function errno_str:string (err:long) %{ /* pure */
 	long e = THIS->err;
-	if (e < 0 && e > -Maxerrno && errlist[-e])
-		strlcpy (THIS->__retvalue, errlist[-e], MAXSTRINGLEN);
-	else if (e > 0 && e < Maxerrno && errlist[e])
+	e = (e > 0 ? e : -e);
+	if (e > 0 && e < Maxerrno && errlist[e])
 		strlcpy (THIS->__retvalue, errlist[e], MAXSTRINGLEN);
 %}
 
+function errno_p:long (err:long) %{ /* pure */
+	long e = THIS->err;
+	e = (e > 0 ? e : -e);
+	if (e > 0 && e < Maxerrno && errlist[e])
+		THIS->__retvalue = e;	
+	else
+		THIS->__retvalue = 0;
+%}
+
 %{
 static long _stp_returnval(struct pt_regs *regs) {
 	if (regs) {
diff --git a/testsuite/buildok/modname.stp b/testsuite/buildok/modname.stp
new file mode 100755
index 00000000..02229301
--- /dev/null
+++ b/testsuite/buildok/modname.stp
@@ -0,0 +1,8 @@
+#! stap -p4
+#
+# Test the translatability for modname()
+#
+probe begin
+{
+   log(modname(0))
+}
diff --git a/testsuite/buildok/symdata.stp b/testsuite/buildok/symdata.stp
new file mode 100755
index 00000000..d7e803a9
--- /dev/null
+++ b/testsuite/buildok/symdata.stp
@@ -0,0 +1,8 @@
+#! stap -p4
+#
+# Test the translatability for symdata()
+#
+probe begin
+{
+   log(symdata(0))
+}
diff --git a/testsuite/buildok/symname.stp b/testsuite/buildok/symname.stp
new file mode 100755
index 00000000..e082d1a5
--- /dev/null
+++ b/testsuite/buildok/symname.stp
@@ -0,0 +1,8 @@
+#! stap -p4
+#
+# Test the translatability for symname()
+#
+probe begin
+{
+   log(symname(0))
+}
diff --git a/testsuite/systemtap.base/stmt_rel.exp b/testsuite/systemtap.base/stmt_rel.exp
index be51fef9..ec12e484 100644
--- a/testsuite/systemtap.base/stmt_rel.exp
+++ b/testsuite/systemtap.base/stmt_rel.exp
@@ -1,8 +1,40 @@
-# test integer limits. Set and print variables and print constants.
-
 set test "stmt_rel"
-set ::result_string {PASS bio_init
-PASS line number
-PASS wildcard}
 
-stap_run2 $srcdir/$subdir/$test.stp
+set line1 ""
+spawn stap -l "kernel.statement(\"bio_init@fs/bio.c+2\")"
+expect {
+    -timeout 180
+    -re {[0-9][0-9][0-9]} { regexp "\[0-9\]\[0-9\]\[0-9\]" $expect_out(0,string) line1; }
+    timeout { fail "$test C (timeout)" }
+    eof { }
+}
+
+set line2 ""
+spawn stap -l "kernel.statement(\"bio_init@fs/bio.c+3\")"
+expect {
+    -timeout 180
+    -re {[0-9][0-9][0-9]} { regexp "\[0-9\]\[0-9\]\[0-9\]" $expect_out(0,string) line2; }
+    timeout { fail "$test C (timeout)" }
+    eof { }
+}
+
+if { $line1 < $line2 } {
+    pass "$test line numbers"
+} else {
+    fail "$test line numbers"
+}
+
+set ok 0
+spawn stap -l "kernel.statement(\"bio_init@fs/bio.c:*\")"
+expect {
+    -timeout 180
+    -re {[0-9][0-9][0-9]} { incr ok; exp_continue }
+    timeout { fail "$test C (timeout)" }
+    eof { }
+}
+
+if { $ok == 3 } {
+    pass "$test wildcard"
+} else {
+    fail "$test wildcard ($ok)"
+}
diff --git a/testsuite/systemtap.base/stmt_rel.stp b/testsuite/systemtap.base/stmt_rel.stp
deleted file mode 100644
index cfe77317..00000000
--- a/testsuite/systemtap.base/stmt_rel.stp
+++ /dev/null
@@ -1,71 +0,0 @@
-global stack2pp, stack2func, stack3pp, stack3func
-global wildcardpp, wild_count
-
-probe kernel.statement("bio_init@fs/bio.c+2") {
-  # stack2 = tokenize(backtrace(), " ")
-  stack2func = probefunc()
-  stack2pp = pp()
-}
-probe kernel.statement("bio_init@fs/bio.c+3") {
-  # stack3 = tokenize(backtrace(), " " )
-  stack3func = probefunc()
-  stack3pp = pp()
-}
-
-probe kernel.statement("bio_put@fs/bio.c:*") {
-  line = tokenize(pp(),":")
-  line = tokenize("",":")
-  line = substr(line,0,strlen(line)-2)
-  wildcardpp[strtol(line,10)]++
-
-  if (wild_count++ <= 10) {
-     next
-  }
-
-  stack2pp = tokenize(stack2pp,":")
-  stack2pp = tokenize("",":")
-  stack3pp = tokenize(stack3pp,":")
-  stack3pp = tokenize("",":")
-
-  stack2line = strtol (substr(stack2pp,0,strlen(stack2pp)-2), 10)
-  stack3line = strtol (substr(stack3pp,0,strlen(stack3pp)-2), 10)
-
-  # Did functions for both bio_init probes match?
-  if (stack2func == stack3func) {
-     printf ("PASS %s\n", stack2func)
-  }
-  else {
-     printf ("FAIL %s %s\n", stack2func, stack3func)
-  }
-
-  # Was line # for bio_init probe +2 < line # for bio_init probe +3?
-  if ((stack2line + 1) == stack3line) {
-     printf ("PASS line number\n")
-  }
-  else {
-     printf ("FAIL line number %d %d\n", stack2line, stack3line)
-  }
-
-  # This test does not take optimized code into account
-  # Was address for bio_init probe +2 < address for bio_init probe +3?
-  # if (stack2 < stack3) {
-  #   printf ("PASS address\n")
-  # }
-  # else {
-  #   printf ("FAIL address %s %s\n", stack2, stack3)
-  # }
-  
-  # Did wildcard probe hit at least 4 different statements?
-  foreach ([i] in wildcardpp) {
-     statement_count += 1
-  }
-  if (statement_count >= 4) {
-     printf ("PASS wildcard\n")
-  }
-  else
-  {
-     printf ("FAIL wildcard %d\n", statement_count)
-  }
-
-  exit()
-}
diff --git a/testsuite/systemtap.context/usymbols.exp b/testsuite/systemtap.context/usymbols.exp
index 82f68b67..8af20126 100644
--- a/testsuite/systemtap.context/usymbols.exp
+++ b/testsuite/systemtap.context/usymbols.exp
@@ -35,7 +35,7 @@ set testscript {
     probe syscall.rt_sigaction {
       if (pid() == target() && execname() == "%s") {
 	  handler = $act->sa_handler;
-	  printf("handler: %%s\n", symbolname(handler));
+	  printf("handler: %%s\n", symname(handler));
       }
     }
     /* track through uprobes, so as to make sure we have the symbols */
diff --git a/translate.cxx b/translate.cxx
index 9085349e..cab37487 100644
--- a/translate.cxx
+++ b/translate.cxx
@@ -4967,9 +4967,7 @@ translate_pass (systemtap_session& s)
 	s.op->newline() << "#define STP_PERFMON";
 
       s.op->newline() << "#include \"runtime.h\"";
-      s.op->newline() << "#include \"regs.c\"";
       s.op->newline() << "#include \"stack.c\"";
-      s.op->newline() << "#include \"regs-ia64.c\"";
       s.op->newline() << "#include \"stat.c\"";
       s.op->newline() << "#include <linux/string.h>";
       s.op->newline() << "#include <linux/timer.h>";