aboutsummaryrefslogtreecommitdiff
path: root/lib/CodeGen
diff options
context:
space:
mode:
Diffstat (limited to 'lib/CodeGen')
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp3
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp6
2 files changed, 3 insertions, 6 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 054174f037..ce5a65b7a1 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -618,6 +618,9 @@ void SelectionDAGBuilder::visit(const Instruction &I) {
visit(I.getOpcode(), I);
+ if (!isa<TerminatorInst>(&I) && !HasTailCall)
+ CopyToExportRegsIfNeeded(&I);
+
CurDebugLoc = DebugLoc();
}
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 2a27d1b59a..7c2c5282f2 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -239,12 +239,6 @@ SelectionDAGISel::SelectBasicBlock(MachineBasicBlock *BB,
SDB->visit(*I);
if (!SDB->HasTailCall) {
- // Ensure that all instructions which are used outside of their defining
- // blocks are available as virtual registers. Invoke is handled elsewhere.
- for (BasicBlock::const_iterator I = Begin; I != End; ++I)
- if (!isa<PHINode>(I) && !isa<InvokeInst>(I))
- SDB->CopyToExportRegsIfNeeded(I);
-
// Handle PHI nodes in successor blocks.
if (End == LLVMBB->end()) {
HandlePHINodesInSuccessorBlocks(LLVMBB);