From b3e6e6a7f98f9af297cb07c4dea6cf7b8f2d0825 Mon Sep 17 00:00:00 2001
From: William Chen <william.chen@futurewei.com>
Date: Mon, 1 Nov 2021 00:47:47 -0700
Subject: [PATCH] increase const limit to ~ 13 bits for rematerialization

---
 src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp b/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
index 5c2afe7ea8..0ead8727fa 100644
--- a/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
+++ b/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
@@ -91,7 +91,7 @@ bool LiveRange::IsRematerializable(AArch64CGFunc &cgFunc, uint8 rematLevel) cons
       return false;
     }
     const MIRIntConst *intConst = static_cast<const MIRIntConst *>(rematInfo.mirConst);
-    return intConst->GetValue() >= 0 && intConst->GetValue() <= 255;
+    return intConst->GetValue() >= -65538 && intConst->GetValue() <= 65537;
   }
   case OP_addrof: {
     if (rematLevel < rematAddr) {
@@ -148,7 +148,6 @@ std::vector<Insn *> LiveRange::Rematerialize(AArch64CGFunc *cgFunc,
   CG *cg = cgFunc->GetCG();
   switch (op) {
   case OP_constval:
-    break;
     switch (rematInfo.mirConst->GetKind()) {
     case kConstInt: {
       MIRIntConst *intConst = const_cast<MIRIntConst *>(
-- 
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