diff --git a/src/cmd/asm/internal/flags/flags.go b/src/cmd/asm/internal/flags/flags.go
index 607166e664..273d422370 100644
--- a/src/cmd/asm/internal/flags/flags.go
+++ b/src/cmd/asm/internal/flags/flags.go
@@ -30,6 +30,7 @@ var (
 
 var DebugFlags struct {
 	MayMoreStack string `help:"call named function before all stack growth checks"`
+	PCTab        string `help:"print named pc-value table\nOne of: pctospadj, pctofile, pctoline, pctoinline, pctopcdata"`
 }
 
 var (
diff --git a/src/cmd/asm/main.go b/src/cmd/asm/main.go
index 3683527f5b..6a25fd426b 100644
--- a/src/cmd/asm/main.go
+++ b/src/cmd/asm/main.go
@@ -43,6 +43,7 @@ func main() {
 	ctxt.Flag_linkshared = *flags.Linkshared
 	ctxt.Flag_shared = *flags.Shared || *flags.Dynlink
 	ctxt.Flag_maymorestack = flags.DebugFlags.MayMoreStack
+	ctxt.Debugpcln = flags.DebugFlags.PCTab
 	ctxt.IsAsm = true
 	ctxt.Pkgpath = *flags.Importpath
 	switch *flags.Spectre {