Add support for fast-math flags to the FCmp instruction.

[oota-llvm.git] / lib / AsmParser / LLParser.cpp

diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index 91a88bc91fd7bd6d1a8d868cdf1e2e0879132e29..aa96d60ca0d9af766c75557e4fcd5233ba3fbe4f 100644 (file)
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -4534,8 +4534,17 @@ int LLParser::ParseInstruction(Instruction *&Inst, BasicBlock *BB,
   case lltok::kw_and:
   case lltok::kw_or:
   case lltok::kw_xor:    return ParseLogical(Inst, PFS, KeywordVal);
-  case lltok::kw_icmp:
-  case lltok::kw_fcmp:   return ParseCompare(Inst, PFS, KeywordVal);
+  case lltok::kw_icmp:   return ParseCompare(Inst, PFS, KeywordVal);
+  case lltok::kw_fcmp: {
+    FastMathFlags FMF = EatFastMathFlagsIfPresent();
+    int Res = ParseCompare(Inst, PFS, KeywordVal);
+    if (Res != 0)
+      return Res;
+    if (FMF.any())
+      Inst->setFastMathFlags(FMF);
+    return 0;
+  }
+
   // Casts.
   case lltok::kw_trunc:
   case lltok::kw_zext: