From: John David Anglin <dave@hiauly1.hia.nrc.ca>
Date: Sat, 6 Jan 2001 01:12:02 +0000 (+0000)
Subject: pa.md (return, [...]): Modify patterns to prevent regrename mucking with the return... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d492b0963ab57d52f0caa7b660b20d62b3f39b49;p=gcc.git

pa.md (return, [...]): Modify patterns to prevent regrename mucking with the return pointer.

	* pa.md (return, return_internal): Modify patterns to prevent regrename
	mucking with the return pointer.

From-SVN: r38741
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5a190cc371a..d5c215967f6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-01-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+
+	* pa.md (return, return_internal): Modify patterns to prevent regrename
+	mucking with the return pointer.
+
 2001-01-05  Mike Stump  <mrs@wrs.com>
 
 	* varasm.c (assemble_name): Ensure we output the stripped name.
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md
index d2f7ebfdcdc..1d9a3d21711 100644
--- a/gcc/config/pa/pa.md
+++ b/gcc/config/pa/pa.md
@@ -1,5 +1,5 @@
 ;;- Machine description for HP PA-RISC architecture for GNU C compiler
-;;   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
+;;   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
 ;;   Free Software Foundation, Inc.
 ;;   Contributed by the Center for Software Science at the University
 ;;   of Utah.
@@ -5467,7 +5467,9 @@
 ;; Unconditional and other jump instructions.
 
 (define_insn "return"
-  [(return)]
+  [(return)
+   (use (reg:SI 2))
+   (const_int 0)]
   "hppa_can_use_return_insn_p ()"
   "*
 {
@@ -5482,7 +5484,8 @@
 ;; epilogues so as not to confuse jump and reorg.
 (define_insn "return_internal"
   [(return)
-   (use (reg:SI 2))]
+   (use (reg:SI 2))
+   (const_int 1)]
   ""
   "*
 {