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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp')
-rw-r--r--gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp44
1 files changed, 0 insertions, 44 deletions
diff --git a/gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp b/gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp
deleted file mode 100644
index 22c9de4fe94..00000000000
--- a/gnu/llvm/lib/Analysis/ValueLatticeUtils.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-//===-- ValueLatticeUtils.cpp - Utils for solving lattices ------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements common functions useful for performing data-flow
-// analyses that propagate values across function boundaries.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Analysis/ValueLatticeUtils.h"
-#include "llvm/IR/GlobalVariable.h"
-#include "llvm/IR/Instructions.h"
-using namespace llvm;
-
-bool llvm::canTrackArgumentsInterprocedurally(Function *F) {
- return F->hasLocalLinkage() && !F->hasAddressTaken();
-}
-
-bool llvm::canTrackReturnsInterprocedurally(Function *F) {
- return F->hasExactDefinition() && !F->hasFnAttribute(Attribute::Naked);
-}
-
-bool llvm::canTrackGlobalVariableInterprocedurally(GlobalVariable *GV) {
- if (GV->isConstant() || !GV->hasLocalLinkage() ||
- !GV->hasDefinitiveInitializer())
- return false;
- return !any_of(GV->users(), [&](User *U) {
- if (auto *Store = dyn_cast<StoreInst>(U)) {
- if (Store->getValueOperand() == GV || Store->isVolatile())
- return true;
- } else if (auto *Load = dyn_cast<LoadInst>(U)) {
- if (Load->isVolatile())
- return true;
- } else {
- return true;
- }
- return false;
- });
-}