diff --git a/src/cmd/internal/obj/link.go b/src/cmd/internal/obj/link.go
index adc1a74956..bb71925b52 100644
--- a/src/cmd/internal/obj/link.go
+++ b/src/cmd/internal/obj/link.go
@@ -293,9 +293,6 @@ const (
 	ARET
 	ATEXT
 	AUNDEF
-	AVARDEF
-	AVARKILL
-	AVARLIVE
 	A_ARCHSPECIFIC
 )
 
diff --git a/src/cmd/internal/obj/util.go b/src/cmd/internal/obj/util.go
index 69898c7385..3e54b2efc0 100644
--- a/src/cmd/internal/obj/util.go
+++ b/src/cmd/internal/obj/util.go
@@ -492,9 +492,6 @@ var Anames = []string{
 	"RET",
 	"TEXT",
 	"UNDEF",
-	"VARDEF",
-	"VARKILL",
-	"VARLIVE",
 }
 
 func Bool2int(b bool) int {
diff --git a/src/cmd/internal/obj/x86/asm6.go b/src/cmd/internal/obj/x86/asm6.go
index 3ac2b59e75..013ccce556 100644
--- a/src/cmd/internal/obj/x86/asm6.go
+++ b/src/cmd/internal/obj/x86/asm6.go
@@ -1699,8 +1699,6 @@ var optab =
 	{AXGETBV, ynone, Pm, [23]uint8{01, 0xd0}},
 	{obj.AFUNCDATA, yfuncdata, Px, [23]uint8{0, 0}},
 	{obj.APCDATA, ypcdata, Px, [23]uint8{0, 0}},
-	{obj.AVARDEF, nil, 0, [23]uint8{}},
-	{obj.AVARKILL, nil, 0, [23]uint8{}},
 	{obj.ADUFFCOPY, yduff, Px, [23]uint8{0xe8}},
 	{obj.ADUFFZERO, yduff, Px, [23]uint8{0xe8}},
 	{obj.AEND, nil, 0, [23]uint8{}},