MCStreamer: Test printing values.

llvm-svn: 74076

2 files changed, 26 insertions, 1 deletions

diff --git a/llvm/lib/MC/MCAsmStreamer.cpp b/llvm/lib/MC/MCAsmStreamer.cpp
index d268fb75e8f..efc9e65fe2c 100644
--- a/llvm/lib/MC/MCAsmStreamer.cpp
+++ b/llvm/lib/MC/MCAsmStreamer.cpp
@@ -121,7 +121,7 @@ void MCAsmStreamer::EmitValue(const MCValue &Value, unsigned Size) {
   default:
     assert(0 && "Invalid size for machine code value!");
   case 1: OS << ".byte"; break;
-  case 2: OS << ".hword"; break;
+  case 2: OS << ".short"; break;
   case 4: OS << ".long"; break;
   case 8: OS << ".quad"; break;
   }
diff --git a/llvm/unittests/MC/AsmStreamerTest.cpp b/llvm/unittests/MC/AsmStreamerTest.cpp
index 80cd4560859..d9733010743 100644
--- a/llvm/unittests/MC/AsmStreamerTest.cpp
+++ b/llvm/unittests/MC/AsmStreamerTest.cpp
@@ -10,6 +10,7 @@
 #include "gtest/gtest.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCStreamer.h"
+#include "llvm/MC/MCValue.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
@@ -49,4 +50,28 @@ TEST(AsmStreamer, Sections) {
   EXPECT_EQ(S.getString(), ".section foo\n");
 }
 
+TEST(AsmStreamer, Values) {
+  StringAsmStreamer S;
+  MCSection *Sec0 = S.getContext().GetSection("foo");
+  MCSymbol *A = S.getContext().CreateSymbol(S.getContext().CreateAtom(Sec0),
+                                         "a");
+  MCSymbol *B = S.getContext().CreateSymbol(S.getContext().CreateAtom(Sec0),
+                                            "b");
+  S.getStreamer().SwitchSection(Sec0);
+  S.getStreamer().EmitLabel(A);
+  S.getStreamer().EmitLabel(B);
+  S.getStreamer().EmitValue(MCValue::get(A, B, 10), 1);
+  S.getStreamer().EmitValue(MCValue::get(A, B, 10), 2);
+  S.getStreamer().EmitValue(MCValue::get(A, B, 10), 4);
+  S.getStreamer().EmitValue(MCValue::get(A, B, 10), 8);
+  EXPECT_EQ(S.getString(), ".section foo\n\
+a:\n\
+b:\n\
+.byte a - b + 10\n\
+.short a - b + 10\n\
+.long a - b + 10\n\
+.quad a - b + 10\n\
+");
+}
+
 }