diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 1f0536c268f..e6a3b68c5c8 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -70,6 +70,7 @@ static const struct debug_named_value debug_options[] = {
 		{"optmsgs",   FD_DBG_OPTMSGS,"Enable optimizater debug messages"},
 		{"optdump",   FD_DBG_OPTDUMP,"Dump shader DAG to .dot files"},
 		{"glsl130",   FD_DBG_GLSL130,"Temporary flag to enable GLSL 130 on a3xx+"},
+		{"nocp",      FD_DBG_NOCP,   "Disable copy-propagation"},
 		DEBUG_NAMED_VALUE_END
 };
 
diff --git a/src/gallium/drivers/freedreno/freedreno_util.h b/src/gallium/drivers/freedreno/freedreno_util.h
index f1a1e6e7c55..36a5995c43d 100644
--- a/src/gallium/drivers/freedreno/freedreno_util.h
+++ b/src/gallium/drivers/freedreno/freedreno_util.h
@@ -66,6 +66,7 @@ enum adreno_stencil_op fd_stencil_op(unsigned op);
 #define FD_DBG_OPTMSGS  0x0400
 #define FD_DBG_OPTDUMP  0x0800
 #define FD_DBG_GLSL130  0x1000
+#define FD_DBG_NOCP     0x2000
 
 extern int fd_mesa_debug;
 extern bool fd_binning_enabled;
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
index 44808572ae0..eb320fa8d55 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
@@ -3175,7 +3175,7 @@ ir3_compile_shader(struct ir3_shader_variant *so,
 		ir3_dump_instr_list(block->head);
 	}
 
-	if (cp)
+	if (cp && !(fd_mesa_debug & FD_DBG_NOCP))
 		ir3_block_cp(block);
 
 	if (fd_mesa_debug & FD_DBG_OPTDUMP)