gcc/

	PR bootstrap/53021
	* rtl.def (ADDRESS): Use "i" rather than "w".
	* rtl.h (find_base_term): Delete.
	(may_be_sp_based_p): Declare.
	* rtl.c (rtx_code_size): Remove ADDRESS special case.
	* alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
	(UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
	* alias.c: ...here.
	(find_base_term): Make static.
	(may_be_sp_based_p): New function.
	* dse.c (record_store): Use it.
	* store-motion.c (store_killed_in_insn): Likewise.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186657 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 9 deletions

diff --git a/gcc/store-motion.c b/gcc/store-motion.c
index 03b2c3d4c84..e00cb16d16f 100644
--- a/gcc/store-motion.c
+++ b/gcc/store-motion.c
@@ -395,7 +395,7 @@ store_killed_in_pat (const_rtx x, const_rtx pat, int after)
 static bool
 store_killed_in_insn (const_rtx x, const_rtx x_regs, const_rtx insn, int after)
 {
-  const_rtx reg, base, note, pat;
+  const_rtx reg, note, pat;
 
   if (! NONDEBUG_INSN_P (insn))
     return false;
@@ -410,14 +410,8 @@ store_killed_in_insn (const_rtx x, const_rtx x_regs, const_rtx insn, int after)
       /* But even a const call reads its parameters.  Check whether the
 	 base of some of registers used in mem is stack pointer.  */
       for (reg = x_regs; reg; reg = XEXP (reg, 1))
-	{
-	  base = find_base_term (XEXP (reg, 0));
-	  if (!base
-	      || (GET_CODE (base) == ADDRESS
-		  && GET_MODE (base) == Pmode
-		  && XEXP (base, 0) == stack_pointer_rtx))
-	    return true;
-	}
+	if (may_be_sp_based_p (XEXP (reg, 0)))
+	  return true;
 
       return false;
     }