reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by…

reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by PREFERRED_RELOAD_CLASS NO_REGS. * reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by PREFERRED_RELOAD_CLASS NO_REGS. From-SVN: r37450

reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by…
reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by PREFERRED_RELOAD_CLASS NO_REGS. * reload1.c (emit_input_reload_insns): Honour forcing of constants into memory by PREFERRED_RELOAD_CLASS NO_REGS. From-SVN: r37450
716120a7 · Jakub Jelinek · Jakub Jelinek · f8032688 · 716120a7 · 716120a7
Commit 716120a7 authored Nov 14, 2000 by Jakub Jelinek Committed by Jakub Jelinek Nov 14, 2000
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gcc/ChangeLog
+5 -0

gcc/reload1.c
+4 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2000-11-14  Jakub Jelinek  <jakub@redhat.com>
+
+	* reload1.c (emit_input_reload_insns): Honour forcing of constants
+	into memory by PREFERRED_RELOAD_CLASS NO_REGS.
+
 2000-11-14  Michael Matz  <matzmich@cs.tu-berlin.de>

 	* dominance.c: New file.

--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -6441,7 +6441,10 @@ emit_input_reload_insns (chain, rl, old, j)
 	      && ((reg_equiv_memory_loc
 		   [REGNO (SUBREG_REG (oldequiv))] != 0)
 		  || (reg_equiv_constant
-		      [REGNO (SUBREG_REG (oldequiv))] != 0))))
+		      [REGNO (SUBREG_REG (oldequiv))] != 0)))
+	  || (CONSTANT_P (oldequiv)
+	      && PREFERRED_RELOAD_CLASS (oldequiv,
+			REGNO_REG_CLASS (REGNO (reloadreg))) == NO_REGS))
 	real_oldequiv = rl->in;
      gen_reload (reloadreg, real_oldequiv, rl->opnum,
 		  rl->when_needed);