From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 27 May 1994 20:13:41 +0000 (-0400)
Subject: (assign_parms): Set REG_USERVAR_P when parm is passed by invisible
X-Git-Tag: misc/cutover-egcs-0~6577
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ba6da627044261355acf50f83b6529f093cc201d;p=thirdparty%2Fgcc.git

(assign_parms): Set REG_USERVAR_P when parm is passed by invisible
reference but can live in register.

From-SVN: r7366
---

diff --git a/gcc/function.c b/gcc/function.c
index 3d64281dc4e1..8d91cb71630e 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -3503,6 +3503,7 @@ assign_parms (fndecl, second_time)
 	      /* We can't use nominal_mode, because it will have been set to
 		 Pmode above.  We must use the actual mode of the parm.  */
 	      parmreg = gen_reg_rtx (TYPE_MODE (TREE_TYPE (parm)));
+	      REG_USERVAR_P (parmreg) = 1;
 	      emit_move_insn (parmreg, DECL_RTL (parm));
 	      DECL_RTL (parm) = parmreg;
 	      /* STACK_PARM is the pointer, not the parm, and PARMREG is