From: Danny Smith <dannysmith@users.sourceforge.net>
Date: Sat, 26 Jan 2008 09:31:30 +0000 (+0000)
Subject: re PR target/34970 (name mangling broken for __attributte__((fastcall)))
X-Git-Tag: releases/gcc-4.3.0~390
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=763a27ee730f23883d6ab6feacb9b22992a8d16c;p=thirdparty%2Fgcc.git

re PR target/34970 (name mangling broken for __attributte__((fastcall)))

PR target/34970

gcc
	* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
testsuite
	* gcc.target/i386/fastcall-1.c: Scan for correct label.
	Use -std=gnu89 switch.

From-SVN: r131859
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 32c53ea9a5c0..d05641da28a9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	PR target/34970
+	* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
+
 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
 
 	PR other/31955
diff --git a/gcc/config/i386/cygming.h b/gcc/config/i386/cygming.h
index ee2631b2fb09..3b18af5ba0f0 100644
--- a/gcc/config/i386/cygming.h
+++ b/gcc/config/i386/cygming.h
@@ -1,7 +1,7 @@
 /* Operating system specific defines to be used when targeting GCC for
    hosting on Windows32, using a Unix style C library and tools.
    Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
-   2004, 2005, 2007
+   2004, 2005, 2007, 2008
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -197,6 +197,17 @@ do {							\
   ASM_OUTPUT_LABEL ((STREAM), (NAME));			\
 } while (0)
 
+/* Output a reference to a label. Fastcall function symbols
+   keep their '@' prefix, while other symbols are prefixed
+   with USER_LABEL_PREFIX.  */
+#undef ASM_OUTPUT_LABELREF
+#define  ASM_OUTPUT_LABELREF(STREAM, NAME)	\
+do {						\
+  if ((NAME)[0] != FASTCALL_PREFIX)		\
+    fputs (USER_LABEL_PREFIX, (STREAM));	\
+  fputs ((NAME), (STREAM));			\
+} while (0)
+
 
 /* Emit code to check the stack when allocating more than 4000
    bytes in one go.  */
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4bb6a972d417..a09d87711c66 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	PR target/34970
+	* gcc.target/i386/fastcall-1.c: Scan for correct label.
+	Use -std=gnu89 switch.
+
 2008-01-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR libfortran/34876
diff --git a/gcc/testsuite/gcc.target/i386/fastcall-1.c b/gcc/testsuite/gcc.target/i386/fastcall-1.c
index ba1d6673313b..9d701239169f 100644
--- a/gcc/testsuite/gcc.target/i386/fastcall-1.c
+++ b/gcc/testsuite/gcc.target/i386/fastcall-1.c
@@ -1,4 +1,5 @@
 /* { dg-do compile { target i?86-*-mingw32* i?86-*-cygwin* } } */
+/* { dg-options "-std=gnu89" } */
 
 void
 __attribute__ ((fastcall))
@@ -15,3 +16,6 @@ f3() { }
 void
 __attribute__ ((fastcall))
 f4(int x, int y, int z) { }
+
+/* Scan for global label with correct prefix and suffix.  */
+/* { dg-final { scan-assembler "\.globl\[ \t\]@f4@12" } } */