From: Richard Stallman <rms@gnu.org>
Date: Thu, 3 Sep 1992 07:13:23 +0000 (+0000)
Subject: (insert_save_restore): Correct test for
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9233f8ce4800fd62f1bd8f87624c02b2436ffd01;p=gcc.git

(insert_save_restore): Correct test for
determining whether multiple registers can be saved.

From-SVN: r2042
---

diff --git a/gcc/caller-save.c b/gcc/caller-save.c
index 35dc355e4fc..cc356c34599 100644
--- a/gcc/caller-save.c
+++ b/gcc/caller-save.c
@@ -686,9 +686,9 @@ insert_save_restore (insn, save_p, regno, insn_mode, maxrestore)
 	  if (regno_save_mem[regno][i] != 0)
 	    for (j = 0; j < i; j++)
 	      {
-		if (! call_used_regs[regno + j] && call_fixed_regs[regno + j]
-		    && ! TEST_HARD_REG_BIT (hard_regs_live, regno + j)
-		    && TEST_HARD_REG_BIT (hard_regs_saved, regno + j))
+		if (! call_used_regs[regno + j] || call_fixed_regs[regno + j]
+		    || ! TEST_HARD_REG_BIT (hard_regs_live, regno + j)
+		    || TEST_HARD_REG_BIT (hard_regs_saved, regno + j))
 		  ok = 0;
 	      }
 	  else