re PR target/61195 (single precision fmov does not need to switch mode)

PR target/61195
* config/sh/sh.md (movsf_ie): Unset fp_mode for fmov

From-SVN: r210608

gcc/ChangeLog

+2014-05-19  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/61195
+	* config/sh/sh.md (movsf_ie): Unset fp_mode for fmov.
+
 2014-05-19  Richard Sandiford  <r.sandiford@uk.ibm.com>
 
 	PR target/61084

gcc/config/sh/sh.md

@@ -8357,9 +8357,29 @@ label:
       (const_int 2)
       (const_int 2)
       (const_int 0)])
-   (set (attr "fp_mode") (if_then_else (eq_attr "fmovd" "yes")
-					   (const_string "single")
-					   (const_string "single")))])
+  (set_attr_alternative "fp_mode"
+     [(if_then_else (eq_attr "fmovd" "yes")
+		    (const_string "single") (const_string "none"))
+      (const_string "none")
+      (const_string "single")
+      (const_string "single")
+      (const_string "none")
+      (if_then_else (eq_attr "fmovd" "yes")
+		    (const_string "single") (const_string "none"))
+      (if_then_else (eq_attr "fmovd" "yes")
+		    (const_string "single") (const_string "none"))
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")
+      (const_string "none")])])
 
 (define_split
   [(set (match_operand:SF 0 "register_operand" "")

gcc/testsuite/ChangeLog

+2014-05-19  Christian Bruel  <christian.bruel@st.com>
+
+	PR target/61195
+	* gcc.target/sh/pr61195.c: New test.
+
 2014-05-18  Wei Mi  <wmi@google.com>
 
 	PR target/58066

gcc/testsuite/gcc.target/sh/pr61195.c

+/* Verify that we don't switch mode for single moves.  */
+/* { dg-do compile }  */
+/* { dg-require-effective-target hard_float } */
+/* { dg-skip-if "" { *-*-* }  { "mfmovd" } { "" } } */
+/* { dg-final { scan-assembler-not "fpscr" } } */
+
+float *g;
+
+float
+foo(float f)
+{
+  return f;
+}
+
+float
+foo1(void)
+{
+  return *g;
+}