1 files changed, 43 insertions, 0 deletions

diff --git a/tools/perf/util/pmu.l b/tools/perf/util/pmu.l
new file mode 100644
index 00000000000..a15d9fbd7c0
--- /dev/null
+++ b/tools/perf/util/pmu.l
@@ -0,0 +1,43 @@
+%option prefix="perf_pmu_"
+
+%{
+#include <stdlib.h>
+#include <linux/bitops.h>
+#include "pmu.h"
+#include "pmu-bison.h"
+
+static int value(int base)
+{
+        long num;
+
+        errno = 0;
+        num = strtoul(perf_pmu_text, NULL, base);
+        if (errno)
+                return PP_ERROR;
+
+        perf_pmu_lval.num = num;
+        return PP_VALUE;
+}
+
+%}
+
+num_dec         [0-9]+
+
+%%
+
+{num_dec}       { return value(10); }
+config          { return PP_CONFIG; }
+config1         { return PP_CONFIG1; }
+config2         { return PP_CONFIG2; }
+-               { return '-'; }
+:               { return ':'; }
+,               { return ','; }
+.               { ; }
+\n              { ; }
+
+%%
+
+int perf_pmu_wrap(void)
+{
+        return 1;
+}