genrecog.c (validate_pattern): Add VEC_SELECT validation.

	* genrecog.c (validate_pattern): Add VEC_SELECT validation.
	* genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
	and emit_mode_inner.

From-SVN: r246460

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c133ecc..f82afbe 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2017-03-24  Jakub Jelinek  <jakub@redhat.com>
+
+       * genrecog.c (validate_pattern): Add VEC_SELECT validation.
+       * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
+       and emit_mode_inner.
+
 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 
        * config/s390/s390-builtins.def: Add VXE builtins.  Add a flags

diff --git a/gcc/genmodes.c b/gcc/genmodes.c
index 92079fa..e56c08b 100644 (file)
--- a/gcc/genmodes.c
+++ b/gcc/genmodes.c
@@ -1789,7 +1789,9 @@ emit_min_insn_modes_c (void)
   emit_min_insn_modes_c_header ();
   emit_mode_name ();
   emit_mode_class ();
+  emit_mode_nunits ();
   emit_mode_wider ();
+  emit_mode_inner ();
   emit_class_narrowest_mode ();
 }
 

diff --git a/gcc/genrecog.c b/gcc/genrecog.c
index f414d5f..6a9e610 100644 (file)
--- a/gcc/genrecog.c
+++ b/gcc/genrecog.c
@@ -737,6 +737,32 @@ validate_pattern (rtx pattern, md_rtx_info *info, rtx set, int set_code)
                  GET_MODE_NAME (GET_MODE (XEXP (pattern, 0))));
       break;
 
+    case VEC_SELECT:
+      if (GET_MODE (pattern) != VOIDmode)
+       {
+         enum machine_mode mode = GET_MODE (pattern);
+         enum machine_mode imode = GET_MODE (XEXP (pattern, 0));
+         enum machine_mode emode
+           = VECTOR_MODE_P (mode) ? GET_MODE_INNER (mode) : mode;
+         if (GET_CODE (XEXP (pattern, 1)) == PARALLEL)
+           {
+             int expected = VECTOR_MODE_P (mode) ? GET_MODE_NUNITS (mode) : 1;
+             if (XVECLEN (XEXP (pattern, 1), 0) != expected)
+               error_at (info->loc,
+                         "vec_select parallel with %d elements, expected %d",
+                         XVECLEN (XEXP (pattern, 1), 0), expected);
+           }
+         if (imode != VOIDmode && !VECTOR_MODE_P (imode))
+           error_at (info->loc, "%smode of first vec_select operand is not a "
+                                "vector mode", GET_MODE_NAME (imode));
+         else if (imode != VOIDmode && GET_MODE_INNER (imode) != emode)
+           error_at (info->loc, "element mode mismatch between vec_select "
+                                "%smode and its operand %smode",
+                     GET_MODE_NAME (emode),
+                     GET_MODE_NAME (GET_MODE_INNER (imode)));
+       }
+      break;
+
     default:
       break;
     }