Fix missed IPA-CP on by-ref argument directly passed through (PR 93429)

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

diff --git a/gcc/genrecog.c b/gcc/genrecog.c
index a3b8e683c6310b6516ac4e7df0c6bbea52954df9..bc371b1903c65197dc5c42e0f5b655041dc260d7 100644 (file)
--- a/gcc/genrecog.c
+++ b/gcc/genrecog.c
@@ -1,5 +1,5 @@
 /* Generate code from machine description to recognize rtl as insns.
-   Copyright (C) 1987-2019 Free Software Foundation, Inc.
+   Copyright (C) 1987-2020 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -718,7 +718,6 @@ validate_pattern (rtx pattern, md_rtx_info *info, rtx set, int set_code)
       }
 
     case CLOBBER:
-    case CLOBBER_HIGH:
       validate_pattern (SET_DEST (pattern), info, pattern, '=');
       return;
 
@@ -950,7 +949,7 @@ list_head <T>::singleton () const
   return first == last ? first : 0;
 }
 \f
-struct state;
+class state;
 
 /* Describes a possible successful return from a routine.  */
 struct acceptance_type
@@ -1499,7 +1498,7 @@ operator != (const int_set &a, const int_set &b)
   return !operator == (a, b);
 }
 
-struct decision;
+class decision;
 
 /* Represents a transition between states, dependent on the result of
    a test T.  */
@@ -2244,7 +2243,7 @@ optimize_subroutine_group (const char *type, state *root)
           st.longest_backtrack, st.longest_backtrack_code);
 }
 
-struct merge_pattern_info;
+class merge_pattern_info;
 
 /* Represents a transition from one pattern to another.  */
 class merge_pattern_transition
@@ -5313,7 +5312,7 @@ remove_clobbers (acceptance_type *acceptance_ptr, rtx *pattern_ptr)
   for (i = XVECLEN (pattern, 0); i > 0; i--)
     {
       rtx x = XVECEXP (pattern, 0, i - 1);
-      if ((GET_CODE (x) != CLOBBER && GET_CODE (x) != CLOBBER_HIGH)
+      if (GET_CODE (x) != CLOBBER
          || (!REG_P (XEXP (x, 0))
              && GET_CODE (XEXP (x, 0)) != MATCH_SCRATCH))
        break;