nds32/ftrace: Add RECORD_MCOUNT support

Recognize NDS32 object files in recordmcount.pl.

Signed-off-by: Zong Li <zong@andestech.com>
Acked-by: Greentime Hu <greentime@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>

diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig
index ea171a00327c46c868bc69a981d524e2c9eb2aa6..48d92171ea20e3e9924b18e023ccbed0c93e9c32 100644 (file)
--- a/arch/nds32/Kconfig
+++ b/arch/nds32/Kconfig
@@ -42,6 +42,7 @@ config NDS32
        select THREAD_INFO_IN_TASK
        select HAVE_FUNCTION_TRACER
        select HAVE_FUNCTION_GRAPH_TRACER
+       select HAVE_FTRACE_MCOUNT_RECORD
        help
          Andes(nds32) Linux support.
 

diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index fe06e77c15eb7072d1cb9c09d9481048984e03d7..f599031260d5178d10dd83554ac20d957c8b82af 100755 (executable)
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -389,6 +389,9 @@ if ($arch eq "x86_64") {
     $mcount_regex = "^\\s*([0-9a-fA-F]+):\\sR_RISCV_CALL\\s_mcount\$";
     $type = ".quad";
     $alignment = 2;
+} elsif ($arch eq "nds32") {
+    $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_NDS32_HI20_RELA\\s+_mcount\$";
+    $alignment = 2;
 } else {
     die "Arch $arch is not supported with CONFIG_FTRACE_MCOUNT_RECORD";
 }