diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c
index fb77585ac0..d9ee9bb2ec 100644
--- a/accel/tcg/plugin-gen.c
+++ b/accel/tcg/plugin-gen.c
@@ -52,29 +52,11 @@
 #include "exec/plugin-gen.h"
 #include "exec/translator.h"
 
-/*
- * plugin_cb_start TCG op args[]:
- * 0: enum plugin_gen_from
- * 1: enum plugin_gen_cb
- * 2: set to 1 for mem callback that is a write, 0 otherwise.
- */
-
 enum plugin_gen_from {
     PLUGIN_GEN_FROM_TB,
     PLUGIN_GEN_FROM_INSN,
     PLUGIN_GEN_AFTER_INSN,
     PLUGIN_GEN_AFTER_TB,
-    PLUGIN_GEN_N_FROMS,
-};
-
-enum plugin_gen_cb {
-    PLUGIN_GEN_CB_UDATA,
-    PLUGIN_GEN_CB_UDATA_R,
-    PLUGIN_GEN_CB_INLINE,
-    PLUGIN_GEN_CB_MEM,
-    PLUGIN_GEN_ENABLE_MEM_HELPER,
-    PLUGIN_GEN_DISABLE_MEM_HELPER,
-    PLUGIN_GEN_N_CBS,
 };
 
 static void plugin_gen_empty_callback(enum plugin_gen_from from)
diff --git a/include/tcg/tcg-op-common.h b/include/tcg/tcg-op-common.h
index 72b80b20d0..009e2778c5 100644
--- a/include/tcg/tcg-op-common.h
+++ b/include/tcg/tcg-op-common.h
@@ -76,8 +76,6 @@ void tcg_gen_lookup_and_goto_ptr(void);
 
 void tcg_gen_plugin_cb(unsigned from);
 void tcg_gen_plugin_mem_cb(TCGv_i64 addr, unsigned meminfo);
-void tcg_gen_plugin_cb_start(unsigned from, unsigned type, unsigned wr);
-void tcg_gen_plugin_cb_end(void);
 
 /* 32 bit ops */
 
diff --git a/include/tcg/tcg-opc.h b/include/tcg/tcg-opc.h
index be9e36e386..546eb49c11 100644
--- a/include/tcg/tcg-opc.h
+++ b/include/tcg/tcg-opc.h
@@ -199,8 +199,6 @@ DEF(goto_ptr, 0, 1, 0, TCG_OPF_BB_EXIT | TCG_OPF_BB_END)
 
 DEF(plugin_cb, 0, 0, 1, TCG_OPF_NOT_PRESENT)
 DEF(plugin_mem_cb, 0, 1, 1, TCG_OPF_NOT_PRESENT)
-DEF(plugin_cb_start, 0, 0, 3, TCG_OPF_NOT_PRESENT)
-DEF(plugin_cb_end, 0, 0, 0, TCG_OPF_NOT_PRESENT)
 
 /* Replicate ld/st ops for 32 and 64-bit guest addresses. */
 DEF(qemu_ld_a32_i32, 1, 1, 1,
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index 0ae12fa49d..eff3728622 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -322,16 +322,6 @@ void tcg_gen_plugin_mem_cb(TCGv_i64 addr, unsigned meminfo)
     tcg_gen_op2(INDEX_op_plugin_mem_cb, tcgv_i64_arg(addr), meminfo);
 }
 
-void tcg_gen_plugin_cb_start(unsigned from, unsigned type, unsigned wr)
-{
-    tcg_gen_op3(INDEX_op_plugin_cb_start, from, type, wr);
-}
-
-void tcg_gen_plugin_cb_end(void)
-{
-    tcg_emit_op(INDEX_op_plugin_cb_end, 0);
-}
-
 /* 32 bit ops */
 
 void tcg_gen_discard_i32(TCGv_i32 arg)