From dfd9f7abc0fb67b5781f340d982384cea53b2884 Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Fri, 12 Jun 2009 10:26:44 +0200
Subject: [S390] ftrace: add dynamic ftrace support

Dynamic ftrace support for s390.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
 scripts/recordmcount.pl | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'scripts/recordmcount.pl')

diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index 0fae7da0529c..91033e67321e 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -185,6 +185,19 @@ if ($arch eq "x86_64") {
     $objcopy .= " -O elf32-i386";
     $cc .= " -m32";
 
+} elsif ($arch eq "s390" && $bits == 32) {
+    $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_32\\s+_mcount\$";
+    $alignment = 4;
+    $ld .= " -m elf_s390";
+    $cc .= " -m31";
+
+} elsif ($arch eq "s390" && $bits == 64) {
+    $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_(PC|PLT)32DBL\\s+_mcount\\+0x2\$";
+    $alignment = 8;
+    $type = ".quad";
+    $ld .= " -m elf64_s390";
+    $cc .= " -m64";
+
 } elsif ($arch eq "sh") {
     $alignment = 2;
 
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