From: Catherine Moore <clm@redhat.com>
Date: Fri, 5 Jan 2001 20:15:24 +0000 (+0000)
Subject: (dbxout_parms): Handle invisible ref where decl is a REG
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ebb0cdf335554673adc52f752ce7f9bc2dd2121e;p=gcc.git

(dbxout_parms): Handle invisible ref where decl is a REG

From-SVN: r38720
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b9358cbcd6a..4b9a3bf1325 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2001-01-05  Catherine Moore  <clm@redhat.com>
+
+	* dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
+
 2001-01-05  Phil Edwards  <pme@sources.redhat.com>
 
 	* cp/lang-options.h:  Bring comment in line with reality.
diff --git a/gcc/dbxout.c b/gcc/dbxout.c
index c3838dfe956..2d4ea6dd863 100644
--- a/gcc/dbxout.c
+++ b/gcc/dbxout.c
@@ -2474,12 +2474,16 @@ dbxout_parms (parms)
 	  {
 	    /* Parm was passed via invisible reference, with the reference
 	       living on the stack.  DECL_RTL looks like
-	       (MEM (MEM (PLUS (REG ...) (CONST_INT ...)))).  */
+	       (MEM (MEM (PLUS (REG ...) (CONST_INT ...)))) or it
+	       could look like (MEM (MEM (REG))).  */
 	    const char *decl_name = (DECL_NAME (parms)
 				     ? IDENTIFIER_POINTER (DECL_NAME (parms))
 				     : "(anon)");
-	    current_sym_value
-	      = INTVAL (XEXP (XEXP (XEXP (DECL_RTL (parms), 0), 0), 1));
+           if (GET_CODE (XEXP (XEXP (DECL_RTL (parms), 0), 0)) == REG)
+              current_sym_value = 0;
+	    else
+	      current_sym_value
+	        = INTVAL (XEXP (XEXP (XEXP (DECL_RTL (parms), 0), 0), 1));
 	    current_sym_addr = 0;
 	      
 	    FORCE_TEXT;