fixup! [EraVM] Add support for splitting live ranges of PHI nodes in loops

Author: vladimirradosavljevic

llvm/lib/Target/EraVM/EraVMPostCodegenPrepare.cpp

@@ -34,7 +34,7 @@ using namespace llvm::PatternMatch;
   "EraVM optimizations after CodeGenPrepare pass"
 
 static cl::opt<bool> EnableSplitLoopPHILiveRanges(
-    "eravm-enable-split-loop-phi-live-ranges", cl::Hidden, cl::init(true),
+    "eravm-enable-split-loop-phi-live-ranges", cl::Hidden, cl::init(false),
     cl::desc("Enable splitting live ranges of PHI nodes in loops"));
 
 static cl::opt<unsigned> NumOfPHIUsesToSplitLiveRanges(

llvm/test/CodeGen/EraVM/split-loop-phi-live-ranges.ll

@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
-; RUN: opt -passes=eravm-post-codegen-prepare -eravm-num-of-phi-uses-to-split-live-ranges=2 -S < %s | FileCheck %s
+; RUN: opt -passes=eravm-post-codegen-prepare -eravm-enable-split-loop-phi-live-ranges -eravm-num-of-phi-uses-to-split-live-ranges=2 -S < %s | FileCheck %s
 
 target datalayout = "E-p:256:256-i256:256:256-S32-a:256:256"
 target triple = "eravm"