From: Jeffrey A Law <law@cygnus.com>
Date: Wed, 22 Sep 1999 14:12:00 +0000 (+0000)
Subject: regclass.c (init_regs): Add "top_of_stack" as a garbage collection root.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=00d33cb2336c12ba895fc8531cc36a0a3613758b;p=gcc.git

regclass.c (init_regs): Add "top_of_stack" as a garbage collection root.

        * regclass.c (init_regs): Add "top_of_stack" as a garbage
        collection root.

From-SVN: r29589
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ef867ff042f..e89998b5f15 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -9,6 +9,9 @@ Wed Sep 22 06:25:15 1999  Jim Kingdon  <http://developer.redhat.com>
 
 Wed Sep 22 06:06:57 1999  Jeffrey A Law  (law@cygnus.com)
 
+	* regclass.c (init_regs): Add "top_of_stack" as a garbage
+	collection root.
+
 	* flow.c (record_active_eh_regions): Terminate loop after finding
 	the last insn in the last basic block.
 
diff --git a/gcc/regclass.c b/gcc/regclass.c
index d7f9b14c857..a3672c437ec 100644
--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -460,6 +460,7 @@ init_regs ()
     int i;
     for (i = 0; i < MAX_MACHINE_MODE; i++)
       top_of_stack[i] = gen_rtx_MEM (i, stack_pointer_rtx);
+    ggc_add_rtx_root (top_of_stack, MAX_MACHINE_MODE);
   }
 #endif
 }