[llvm] a2bfc43 - [NFC] Const-ed 2 APIs in VirtRegMap
Mircea Trofin via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 26 09:33:23 PST 2021
Author: Mircea Trofin
Date: 2021-02-26T09:32:42-08:00
New Revision: a2bfc43ae10e9ed1252d96fd25add647c42b79f9
URL: https://github.com/llvm/llvm-project/commit/a2bfc43ae10e9ed1252d96fd25add647c42b79f9
DIFF: https://github.com/llvm/llvm-project/commit/a2bfc43ae10e9ed1252d96fd25add647c42b79f9.diff
LOG: [NFC] Const-ed 2 APIs in VirtRegMap
Added:
Modified:
llvm/include/llvm/CodeGen/VirtRegMap.h
llvm/lib/CodeGen/VirtRegMap.cpp
Removed:
################################################################################
diff --git a/llvm/include/llvm/CodeGen/VirtRegMap.h b/llvm/include/llvm/CodeGen/VirtRegMap.h
index deef4b90279a..4953d88340b1 100644
--- a/llvm/include/llvm/CodeGen/VirtRegMap.h
+++ b/llvm/include/llvm/CodeGen/VirtRegMap.h
@@ -143,12 +143,12 @@ class TargetInstrInfo;
}
/// returns true if VirtReg is assigned to its preferred physreg.
- bool hasPreferredPhys(Register VirtReg);
+ bool hasPreferredPhys(Register VirtReg) const;
/// returns true if VirtReg has a known preferred register.
/// This returns false if VirtReg has a preference that is a virtual
/// register that hasn't been assigned yet.
- bool hasKnownPreference(Register VirtReg);
+ bool hasKnownPreference(Register VirtReg) const;
/// records virtReg is a split live interval from SReg.
void setIsSplitFromReg(Register virtReg, Register SReg) {
diff --git a/llvm/lib/CodeGen/VirtRegMap.cpp b/llvm/lib/CodeGen/VirtRegMap.cpp
index 5e0ff9d9092c..0e6eadbca215 100644
--- a/llvm/lib/CodeGen/VirtRegMap.cpp
+++ b/llvm/lib/CodeGen/VirtRegMap.cpp
@@ -99,7 +99,7 @@ unsigned VirtRegMap::createSpillSlot(const TargetRegisterClass *RC) {
return SS;
}
-bool VirtRegMap::hasPreferredPhys(Register VirtReg) {
+bool VirtRegMap::hasPreferredPhys(Register VirtReg) const {
Register Hint = MRI->getSimpleHint(VirtReg);
if (!Hint.isValid())
return false;
@@ -108,7 +108,7 @@ bool VirtRegMap::hasPreferredPhys(Register VirtReg) {
return Register(getPhys(VirtReg)) == Hint;
}
-bool VirtRegMap::hasKnownPreference(Register VirtReg) {
+bool VirtRegMap::hasKnownPreference(Register VirtReg) const {
std::pair<unsigned, unsigned> Hint = MRI->getRegAllocationHint(VirtReg);
if (Register::isPhysicalRegister(Hint.second))
return true;
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