From: Richard Henderson <rth@redhat.com>
Date: Fri, 17 Jun 2005 20:14:25 +0000 (-0700)
Subject: local-alloc.c (update_equiv_regs): Update reg_equiv_init properly when moving an... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=599c25e213782e397e5bc16f942ffae0425f6fab;p=gcc.git

local-alloc.c (update_equiv_regs): Update reg_equiv_init properly when moving an initialization insn.

        * local-alloc.c (update_equiv_regs): Update reg_equiv_init
        properly when moving an initialization insn.

From-SVN: r101132
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4451476e364..9318bb82f05 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-17  Richard Henderson  <rth@redhat.com>
+
+	* local-alloc.c (update_equiv_regs): Update reg_equiv_init
+	properly when moving an initialization insn.
+
 2005-06-17  Paolo Bonzini  <bonzini@gnu.org>
 
 	* aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
diff --git a/gcc/local-alloc.c b/gcc/local-alloc.c
index b993d35b474..ada6e3d2b4a 100644
--- a/gcc/local-alloc.c
+++ b/gcc/local-alloc.c
@@ -1177,7 +1177,8 @@ update_equiv_regs (void)
 			 info.  */
 		      SET_REGNO_REG_SET (&cleared_regs, regno);
 		      clear_regnos++;
-		      reg_equiv_init[regno] = NULL_RTX;
+		      reg_equiv_init[regno]
+			= gen_rtx_INSN_LIST (VOIDmode, new_insn, NULL_RTX);
 		    }
 		}
 	    }