From 500e3ead9fa5cf27e8dcadae509ffbe93ee0d3bb Mon Sep 17 00:00:00 2001
From: Aditya Nandakumar <aditya_nandakumar@apple.com>
Date: Wed, 16 Jan 2019 00:40:37 +0000
Subject: [GISel]: Add support for CSEing continuously during GISel passes.

https://reviews.llvm.org/D52803

This patch adds support to continuously CSE instructions during
each of the GISel passes. It consists of a GISelCSEInfo analysis pass
that can be used by the CSEMIRBuilder.

llvm-svn: 351283
---
 llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp')

diff --git a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
index c1109e61177..1f561106199 100644
--- a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
@@ -46,6 +46,8 @@ void MachineIRBuilder::setInstr(MachineInstr &MI) {
   State.II = MI.getIterator();
 }
 
+void MachineIRBuilder::setCSEInfo(GISelCSEInfo *Info) { State.CSEInfo = Info; }
+
 void MachineIRBuilder::setInsertPt(MachineBasicBlock &MBB,
                                    MachineBasicBlock::iterator II) {
   assert(MBB.getParent() == &getMF() &&
-- 
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