From 95255302b65470fdeafc9bd6839591a9e3c68bec Mon Sep 17 00:00:00 2001
From: ZHENG Zhen <zzchman@gmail.com>
Date: Wed, 2 Aug 2023 11:30:48 +0800
Subject: [PATCH] Enable the experimental mem-intensive operator optimization
 by default.

---
 tao_compiler/mlir/disc/disc_util.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tao_compiler/mlir/disc/disc_util.cc b/tao_compiler/mlir/disc/disc_util.cc
index 9ca815e146b..7df10714188 100644
--- a/tao_compiler/mlir/disc/disc_util.cc
+++ b/tao_compiler/mlir/disc/disc_util.cc
@@ -260,7 +260,8 @@ bool lowerFakeQuantToQuantAndDequant() {
 
 bool isMemIntensiveOptExperimentalEnabled() {
   static bool enabled = []() {
-    bool enabled = false;
+    // Enable mem-intensive operator optimization by default.
+    bool enabled = true;
     tensorflow::ReadBoolFromEnvVar("DISC_MEM_INTENSIVE_OPT_EXPERIMENTAL",
                                    enabled, &enabled);
     return enabled;