From: Jakub Jelinek <jakub@redhat.com>
Date: Tue, 3 May 2011 16:35:56 +0000 (+0200)
Subject: backport: re PR middle-end/48597 (x86-64 unwind register save location misses half... 
X-Git-Tag: releases/gcc-4.5.4~667
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77419b99fbb23876b206d221706cd02709e02aa3;p=thirdparty%2Fgcc.git

backport: re PR middle-end/48597 (x86-64 unwind register save location misses half-register write?)

	Backport from mainline
	2011-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48597
	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
	inline asm.

From-SVN: r173327
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1e4307dc13d3..1c1cbaad7b16 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,6 +1,12 @@
 2011-05-03  Jakub Jelinek  <jakub@redhat.com>
 
 	Backport from mainline
+	2011-04-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/48597
+	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
+	inline asm.
+
 	2011-04-27  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c/48742
diff --git a/gcc/final.c b/gcc/final.c
index e2b7461bbbea..a6d41b79f772 100644
--- a/gcc/final.c
+++ b/gcc/final.c
@@ -2241,6 +2241,11 @@ final_scan_insn (rtx insn, FILE *file, int optimize ATTRIBUTE_UNUSED,
 	    location_t loc;
 	    expanded_location expanded;
 
+	    /* Make sure we flush any queued register saves in case this
+	       clobbers affected registers.  */
+	    if (dwarf2out_do_frame ())
+	      dwarf2out_frame_debug (insn, false);
+
 	    /* There's no telling what that did to the condition codes.  */
 	    CC_STATUS_INIT;