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authorEric Christopher <echristo@gmail.com>2014-07-03 22:24:54 +0000
committerEric Christopher <echristo@gmail.com>2014-07-03 22:24:54 +0000
commit09f71319844d6214068d04e279f9bf16c20f90b3 (patch)
treecd7c70f22397ab81179c3202e4324b90963ae0fa /llvm/lib/CodeGen/LiveDebugVariables.cpp
parent2f991c9ee14fa2c2778fda56236f4787bd58a4a0 (diff)
downloadbcm5719-llvm-09f71319844d6214068d04e279f9bf16c20f90b3.tar.gz
bcm5719-llvm-09f71319844d6214068d04e279f9bf16c20f90b3.zip
Temporarily revert "Don't try to construct debug LexicalScopes hierarchy for functions that do not have top level debug information." as it appears to be breaking some LTO constructs.
This reverts commit r212203. llvm-svn: 212298
Diffstat (limited to 'llvm/lib/CodeGen/LiveDebugVariables.cpp')
-rw-r--r--llvm/lib/CodeGen/LiveDebugVariables.cpp15
1 files changed, 3 insertions, 12 deletions
diff --git a/llvm/lib/CodeGen/LiveDebugVariables.cpp b/llvm/lib/CodeGen/LiveDebugVariables.cpp
index 7d5646bebfa..388f58fde2a 100644
--- a/llvm/lib/CodeGen/LiveDebugVariables.cpp
+++ b/llvm/lib/CodeGen/LiveDebugVariables.cpp
@@ -329,13 +329,12 @@ class LDVImpl {
void computeIntervals();
public:
- LDVImpl(LiveDebugVariables *ps)
- : pass(*ps), MF(nullptr), EmitDone(false), ModifiedMF(false) {}
+ LDVImpl(LiveDebugVariables *ps) : pass(*ps), EmitDone(false),
+ ModifiedMF(false) {}
bool runOnMachineFunction(MachineFunction &mf);
/// clear - Release all memory.
void clear() {
- MF = nullptr;
userValues.clear();
virtRegToEqClass.clear();
userVarMap.clear();
@@ -694,11 +693,11 @@ void LDVImpl::computeIntervals() {
}
bool LDVImpl::runOnMachineFunction(MachineFunction &mf) {
- clear();
MF = &mf;
LIS = &pass.getAnalysis<LiveIntervals>();
MDT = &pass.getAnalysis<MachineDominatorTree>();
TRI = mf.getTarget().getRegisterInfo();
+ clear();
LS.initialize(mf);
DEBUG(dbgs() << "********** COMPUTING LIVE DEBUG VARIABLES: "
<< mf.getName() << " **********\n");
@@ -713,8 +712,6 @@ bool LDVImpl::runOnMachineFunction(MachineFunction &mf) {
bool LiveDebugVariables::runOnMachineFunction(MachineFunction &mf) {
if (!EnableLDV)
return false;
- if (!FunctionDIs.count(mf.getFunction()))
- return false;
if (!pImpl)
pImpl = new LDVImpl(this);
return static_cast<LDVImpl*>(pImpl)->runOnMachineFunction(mf);
@@ -977,8 +974,6 @@ void UserValue::emitDebugValues(VirtRegMap *VRM, LiveIntervals &LIS,
void LDVImpl::emitDebugValues(VirtRegMap *VRM) {
DEBUG(dbgs() << "********** EMITTING LIVE DEBUG VARIABLES **********\n");
- if (!MF)
- return;
const TargetInstrInfo *TII = MF->getTarget().getInstrInfo();
for (unsigned i = 0, e = userValues.size(); i != e; ++i) {
DEBUG(userValues[i]->print(dbgs(), &MF->getTarget()));
@@ -993,10 +988,6 @@ void LiveDebugVariables::emitDebugValues(VirtRegMap *VRM) {
static_cast<LDVImpl*>(pImpl)->emitDebugValues(VRM);
}
-bool LiveDebugVariables::doInitialization(Module &M) {
- FunctionDIs = makeSubprogramMap(M);
- return Pass::doInitialization(M);
-}
#ifndef NDEBUG
void LiveDebugVariables::dump() {
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