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[S390] ftrace: add dynamic ftrace support

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Dynamic ftrace support for s390.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2009-06-12 10:26:44 +02:00 • committed by Martin Schwidefsky
commit dfd9f7abc0
10 changed files with 276 additions and 29 deletions
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13
scripts/recordmcount.pl
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@ -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;