Implement cfi_restore. Patch by Brian Anderson!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147356 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index 4169188..8567941 100644
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -408,6 +408,15 @@
CurFrame->Instructions.push_back(Instruction);
}
+void MCStreamer::EmitCFIRestore(int64_t Register) {
+ EnsureValidFrame();
+ MCDwarfFrameInfo *CurFrame = getCurrentFrameInfo();
+ MCSymbol *Label = getContext().CreateTempSymbol();
+ EmitLabel(Label);
+ MCCFIInstruction Instruction(MCCFIInstruction::Restore, Label, Register);
+ CurFrame->Instructions.push_back(Instruction);
+}
+
void MCStreamer::EmitCFIEscape(StringRef Values) {
EnsureValidFrame();
MCDwarfFrameInfo *CurFrame = getCurrentFrameInfo();