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-rw-r--r--scripts/Makefile.build10
-rwxr-xr-xscripts/recordmcount.pl11
2 files changed, 18 insertions, 3 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 5ed4cbf1e0e1..468fbc9016c7 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -198,10 +198,16 @@ cmd_modversions = \
fi;
endif
+ifdef CONFIG_64BIT
+arch_bits = 64
+else
+arch_bits = 32
+endif
+
ifdef CONFIG_FTRACE_MCOUNT_RECORD
cmd_record_mcount = perl $(srctree)/scripts/recordmcount.pl \
- "$(ARCH)" "$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" "$(NM)" "$(RM)" \
- "$(MV)" "$(@)";
+ "$(ARCH)" "$(arch_bits)" "$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" \
+ "$(NM)" "$(RM)" "$(MV)" "$(@)";
endif
define rule_cc_o_c
diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index f56d760bd589..c1c618cd96f6 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -106,7 +106,8 @@ if ($#ARGV < 6) {
exit(1);
}
-my ($arch, $objdump, $objcopy, $cc, $ld, $nm, $rm, $mv, $inputfile) = @ARGV;
+my ($arch, $bits, $objdump, $objcopy, $cc,
+ $ld, $nm, $rm, $mv, $inputfile) = @ARGV;
$objdump = "objdump" if ((length $objdump) == 0);
$objcopy = "objcopy" if ((length $objcopy) == 0);
@@ -129,6 +130,14 @@ my $function_regex; # Find the name of a function
# (return offset and func name)
my $mcount_regex; # Find the call site to mcount (return offset)
+if ($arch eq "x86") {
+ if ($bits == 64) {
+ $arch = "x86_64";
+ } else {
+ $arch = "i386";
+ }
+}
+
if ($arch eq "x86_64") {
$section_regex = "Disassembly of section";
$function_regex = "^([0-9a-fA-F]+)\\s+<(.*?)>:";