rtl.h (always_void_p): New function.

[thirdparty/gcc.git] / gcc / genemit.c

diff --git a/gcc/genemit.c b/gcc/genemit.c
index 1bcb66b682b2d1f2bc9a36f3fbafc722ee052eeb..ec8c86cc9ec95bc71d70b6051b4fcce8db56001c 100644 (file)
--- a/gcc/genemit.c
+++ b/gcc/genemit.c
@@ -94,6 +94,7 @@ gen_exp (rtx x, enum rtx_code subroutine_type, char *used)
   int i;
   int len;
   const char *fmt;
+  const char *sep = "";
 
   if (x == 0)
     {
@@ -215,7 +216,12 @@ gen_exp (rtx x, enum rtx_code subroutine_type, char *used)
 
   printf ("gen_rtx_");
   print_code (code);
-  printf (" (%smode", GET_MODE_NAME (GET_MODE (x)));
+  printf (" (");
+  if (!always_void_p (code))
+    {
+      printf ("%smode", GET_MODE_NAME (GET_MODE (x)));
+      sep = ",\n\t";
+    }
 
   fmt = GET_RTX_FORMAT (code);
   len = GET_RTX_LENGTH (code);
@@ -223,7 +229,7 @@ gen_exp (rtx x, enum rtx_code subroutine_type, char *used)
     {
       if (fmt[i] == '0')
        break;
-      printf (",\n\t");
+      fputs (sep, stdout);
       switch (fmt[i])
        {
        case 'e': case 'u':
@@ -254,6 +260,7 @@ gen_exp (rtx x, enum rtx_code subroutine_type, char *used)
        default:
          gcc_unreachable ();
        }
+      sep = ",\n\t";
     }
   printf (")");
 }