From: Richard Earnshaw <erich@gnu.org>
Date: Sat, 25 Jun 1994 10:04:06 +0000 (+0000)
Subject: (distribute_notes, case REG_DEAD): If a call uses a
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=13018fad5e728dc1464708dc4c49be03b5545793;p=gcc.git

(distribute_notes, case REG_DEAD): If a call uses a
hard reg, then this is where it dies.

From-SVN: r7569
---

diff --git a/gcc/combine.c b/gcc/combine.c
index ff902e4c972..b32f3fed35f 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -10520,7 +10520,9 @@ distribute_notes (notes, from_insn, i3, i2, elim_i2, elim_i1)
 			break;
 		      }
 		  }
-		else if (reg_referenced_p (XEXP (note, 0), PATTERN (tem)))
+		else if (reg_referenced_p (XEXP (note, 0), PATTERN (tem))
+			 || (GET_CODE (tem) == CALL_INSN
+			     && find_reg_fusage (tem, USE, XEXP (note, 0))))
 		  {
 		    place = tem;
 		    break;