From 0e2b7800892a83740d18e98e923428b3203014dc Mon Sep 17 00:00:00 2001
From: Andrew Waterman <andrew@sifive.com>
Date: Sun, 26 Mar 2017 12:27:43 -0700
Subject: [PATCH] Bump hardfloat, giving us the 5th rounding mode finally!

---
 hardfloat                     | 2 +-
 src/main/scala/tile/FPU.scala | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/hardfloat b/hardfloat
index f38b8bee..7f9ab280 160000
--- a/hardfloat
+++ b/hardfloat
@@ -1 +1 @@
-Subproject commit f38b8beeb3fbce40ee3d9c1e132c8f60ed05f4aa
+Subproject commit 7f9ab280fee705b3d32c071209fd9022ddfc13d4
diff --git a/src/main/scala/tile/FPU.scala b/src/main/scala/tile/FPU.scala
index 1f245e7c..96ab2178 100644
--- a/src/main/scala/tile/FPU.scala
+++ b/src/main/scala/tile/FPU.scala
@@ -690,7 +690,7 @@ class FPU(cfg: FPUParams)(implicit p: Parameters) extends FPUModule()(p) {
   io.sboard_clr := !wb_cp_valid && (divSqrt_wen || (wen(0) && useScoreboard(x => wbInfo(0).pipeid === UInt(x._2))))
   io.sboard_clra := waddr
   // we don't currently support round-max-magnitude (rm=4)
-  io.illegal_rm := io.inst(14) && (io.inst(13,12) < 3 || io.fcsr_rm >= 4)
+  io.illegal_rm := io.inst(14,12).isOneOf(5, 6) || io.inst(14,12) === 7 && io.fcsr_rm >= 5
 
   divSqrt_wdata := 0
   divSqrt_flags := 0