From: Eric Botcazou <ebotcazou@adacore.com>
Date: Sat, 6 Nov 2010 08:55:57 +0000 (+0000)
Subject: cygming.h (DWARF_FRAME_REGISTERS): Redefine.
X-Git-Tag: releases/gcc-4.6.0~2862
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2952a37e88596fa92a77bb8ae9c7afac7e727d46;p=thirdparty%2Fgcc.git

cygming.h (DWARF_FRAME_REGISTERS): Redefine.

	* config/i386/cygming.h (DWARF_FRAME_REGISTERS): Redefine.  Use 33
	in 64-bit mode and 17 otherwise.

Co-Authored-By: Pascal Obry <obry@adacore.com>

From-SVN: r166397
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 65f917abf125..98be40aba0ab 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-11-06  Eric Botcazou  <ebotcazou@adacore.com>
+            Pascal Obry  <obry@adacore.com>
+
+	* config/i386/cygming.h (DWARF_FRAME_REGISTERS): Redefine.  Use 33
+	in 64-bit mode and 17 otherwise.
+
 2010-11-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	PR debug/45939
diff --git a/gcc/config/i386/cygming.h b/gcc/config/i386/cygming.h
index 09ea866c0d7e..4ee2a04349e2 100644
--- a/gcc/config/i386/cygming.h
+++ b/gcc/config/i386/cygming.h
@@ -84,6 +84,10 @@ along with GCC; see the file COPYING3.  If not see
   (TARGET_64BIT ? dbx64_register_map[(n)]		\
 		: svr4_dbx_register_map[(n)])
 
+/* The MS_ABI changes the set of call-used registers.  */
+#undef DWARF_FRAME_REGISTERS
+#define DWARF_FRAME_REGISTERS (TARGET_64BIT ? 33 : 17)
+
 #ifdef HAVE_GAS_PE_SECREL32_RELOC
 /* Use section relative relocations for debugging offsets.  Unlike
    other targets that fake this by putting the section VMA at 0, PE