From: Richard Stallman <rms@gnu.org>
Date: Tue, 22 Sep 1992 07:13:24 +0000 (+0000)
Subject: (choose_reload_regs): When setting reg_has_output_reload,
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=372e033b8f9c7b7f5f38313a8638570908b90b1f;p=gcc.git

(choose_reload_regs): When setting reg_has_output_reload,

loop over multiple regs only for hard reg.  Set reg_is_output_reload
in separate loop.

From-SVN: r2204
---

diff --git a/gcc/reload1.c b/gcc/reload1.c
index 1b322bbee0d..a6d95efb842 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -4634,12 +4634,18 @@ choose_reload_regs (insn, avoid_return_reg)
 	  && reload_reg_rtx[r] != 0)
 	{
 	  register int nregno = REGNO (reload_out[r]);
-	  int nr = HARD_REGNO_NREGS (nregno, reload_mode[r]);
+	  int nr = 1;
+
+	  if (nregno < FIRST_PSEUDO_REGISTER)
+	    nr = HARD_REGNO_NREGS (nregno, reload_mode[r]);
 
 	  while (--nr >= 0)
+	    reg_has_output_reload[nregno + nr] = 1;
+
+	  if (i >= 0)
 	    {
-	      reg_has_output_reload[nregno + nr] = 1;
-	      if (i >= 0)
+	      nr = HARD_REGNO_NREGS (spill_regs[i], reload_mode[r]);
+	      while (--nr >= 0)
 		SET_HARD_REG_BIT (reg_is_output_reload, spill_regs[i] + nr);
 	    }