move EmitCFAByte to AsmPrinter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100348 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
index 187148c..7e694d0 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
@@ -16,6 +16,7 @@
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/ADT/Twine.h"
+#include "llvm/Support/Dwarf.h"
using namespace llvm;
/// EmitSLEB128 - emit the specified signed leb128 value.
@@ -69,3 +70,15 @@
}
}
+/// EmitCFAByte - Emit a .byte 42 directive for a DW_CFA_xxx value.
+void AsmPrinter::EmitCFAByte(unsigned Val) const {
+ if (isVerbose()) {
+ if (Val >= dwarf::DW_CFA_offset && Val < dwarf::DW_CFA_offset+64)
+ OutStreamer.AddComment("DW_CFA_offset + Reg (" +
+ Twine(Val-dwarf::DW_CFA_offset) + ")");
+ else
+ OutStreamer.AddComment(dwarf::CallFrameString(Val));
+ }
+ OutStreamer.EmitIntValue(Val, 1, 0/*addrspace*/);
+}
+