From 93db53cdd0ceb7ab926710f265588d90470c9f06 Mon Sep 17 00:00:00 2001
From: Craig Hesling <craig@hesling.com>
Date: Tue, 2 Oct 2018 21:54:17 -0400
Subject: [PATCH] Added program to check for Intel TSX support

---
 doihavetsx/main.go | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 doihavetsx/main.go

diff --git a/doihavetsx/main.go b/doihavetsx/main.go
new file mode 100644
index 0000000..3b0ab00
--- /dev/null
+++ b/doihavetsx/main.go
@@ -0,0 +1,39 @@
+// This simple program prints the name of the cpu and if it supports
+// Intel RTM and HLE.
+// It exits with status code 0 only is RTM and HLE are both supported.
+package main
+
+import (
+	"fmt"
+	"os"
+	"text/tabwriter"
+
+	"github.com/intel-go/cpuid"
+)
+
+func main() {
+	hasRTM := cpuid.HasExtendedFeature(cpuid.RTM)
+	hasHLE := cpuid.HasExtendedFeature(cpuid.HLE)
+
+	w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
+	printyesno := func(v bool) {
+		if v {
+			fmt.Fprintln(w, "Yes")
+		} else {
+			fmt.Fprintln(w, "No")
+		}
+	}
+
+	fmt.Fprintf(w, "CPU Brand:\t%s\n", cpuid.ProcessorBrandString)
+	fmt.Fprint(w, "RTM:\t")
+	printyesno(hasRTM)
+	fmt.Fprint(w, "HLE:\t")
+	printyesno(hasHLE)
+	w.Flush()
+
+	if hasRTM && hasHLE {
+		os.Exit(0)
+	} else {
+		os.Exit(1)
+	}
+}