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[EraVM] Disable splitting loop phi live ranges by default #709

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Oct 1, 2024
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[EraVM] Disable splitting loop phi live ranges by default #709

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2 changes: 1 addition & 1 deletion llvm/lib/Target/EraVM/EraVMPostCodegenPrepare.cpp
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Expand Up @@ -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(
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2 changes: 1 addition & 1 deletion llvm/test/CodeGen/EraVM/split-loop-phi-live-ranges.ll
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@@ -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"
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