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authororivej <orivej@yandex-team.ru>2022-02-10 16:45:01 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:01 +0300
commit2d37894b1b037cf24231090eda8589bbb44fb6fc (patch)
treebe835aa92c6248212e705f25388ebafcf84bc7a1 /contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h
parent718c552901d703c502ccbefdfc3c9028d608b947 (diff)
downloadydb-2d37894b1b037cf24231090eda8589bbb44fb6fc.tar.gz
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h')
-rw-r--r--contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h96
1 files changed, 48 insertions, 48 deletions
diff --git a/contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h b/contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h
index bd175390a9..0701e68101 100644
--- a/contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h
+++ b/contrib/libs/llvm12/lib/CodeGen/AllocationOrder.h
@@ -1,35 +1,35 @@
-//===-- llvm/CodeGen/AllocationOrder.h - Allocation Order -*- C++ -*-------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements an allocation order for virtual registers.
-//
-// The preferred allocation order for a virtual register depends on allocation
-// hints and target hooks. The AllocationOrder class encapsulates all of that.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_CODEGEN_ALLOCATIONORDER_H
-#define LLVM_LIB_CODEGEN_ALLOCATIONORDER_H
-
-#include "llvm/ADT/ArrayRef.h"
+//===-- llvm/CodeGen/AllocationOrder.h - Allocation Order -*- C++ -*-------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements an allocation order for virtual registers.
+//
+// The preferred allocation order for a virtual register depends on allocation
+// hints and target hooks. The AllocationOrder class encapsulates all of that.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_CODEGEN_ALLOCATIONORDER_H
+#define LLVM_LIB_CODEGEN_ALLOCATIONORDER_H
+
+#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/Register.h"
-
-namespace llvm {
-
-class RegisterClassInfo;
-class VirtRegMap;
-class LiveRegMatrix;
-
-class LLVM_LIBRARY_VISIBILITY AllocationOrder {
+
+namespace llvm {
+
+class RegisterClassInfo;
+class VirtRegMap;
+class LiveRegMatrix;
+
+class LLVM_LIBRARY_VISIBILITY AllocationOrder {
const SmallVector<MCPhysReg, 16> Hints;
- ArrayRef<MCPhysReg> Order;
+ ArrayRef<MCPhysReg> Order;
// How far into the Order we can iterate. This is 0 if the AllocationOrder is
// constructed with HardHints = true, Order.size() otherwise. While
// technically a size_t, it will participate in comparisons with the
@@ -38,13 +38,13 @@ class LLVM_LIBRARY_VISIBILITY AllocationOrder {
// relatively small.
// IterationLimit defines an invalid iterator position.
const int IterationLimit;
-
-public:
+
+public:
/// Forward iterator for an AllocationOrder.
class Iterator final {
const AllocationOrder &AO;
int Pos = 0;
-
+
public:
Iterator(const AllocationOrder &AO, int Pos) : AO(AO), Pos(Pos) {}
@@ -77,25 +77,25 @@ public:
bool operator!=(const Iterator &Other) const { return !(*this == Other); }
};
- /// Create a new AllocationOrder for VirtReg.
- /// @param VirtReg Virtual register to allocate for.
- /// @param VRM Virtual register map for function.
- /// @param RegClassInfo Information about reserved and allocatable registers.
+ /// Create a new AllocationOrder for VirtReg.
+ /// @param VirtReg Virtual register to allocate for.
+ /// @param VRM Virtual register map for function.
+ /// @param RegClassInfo Information about reserved and allocatable registers.
static AllocationOrder create(unsigned VirtReg, const VirtRegMap &VRM,
const RegisterClassInfo &RegClassInfo,
const LiveRegMatrix *Matrix);
-
+
/// Create an AllocationOrder given the Hits, Order, and HardHits values.
/// Use the create method above - the ctor is for unittests.
AllocationOrder(SmallVector<MCPhysReg, 16> &&Hints, ArrayRef<MCPhysReg> Order,
bool HardHints)
: Hints(std::move(Hints)), Order(Order),
IterationLimit(HardHints ? 0 : static_cast<int>(Order.size())) {}
-
+
Iterator begin() const {
return Iterator(*this, -(static_cast<int>(Hints.size())));
- }
-
+ }
+
Iterator end() const { return Iterator(*this, IterationLimit); }
Iterator getOrderLimitEnd(unsigned OrderLimit) const {
@@ -105,11 +105,11 @@ public:
Iterator Ret(*this,
std::min(static_cast<int>(OrderLimit) - 1, IterationLimit));
return ++Ret;
- }
-
+ }
+
/// Get the allocation order without reordered hints.
ArrayRef<MCPhysReg> getOrder() const { return Order; }
-
+
/// Return true if Reg is a preferred physical register.
bool isHint(Register Reg) const {
assert(!Reg.isPhysical() ||
@@ -117,8 +117,8 @@ public:
static_cast<uint32_t>(std::numeric_limits<MCPhysReg>::max()));
return Reg.isPhysical() && is_contained(Hints, Reg.id());
}
-};
-
-} // end namespace llvm
-
-#endif
+};
+
+} // end namespace llvm
+
+#endif