From fbf58a52ac088669dfa930e557d0303a9fbb7e17 Mon Sep 17 00:00:00 2001
From: Zong Li <zong@andestech.com>
Date: Wed, 15 Aug 2018 10:57:16 +0800
Subject: [PATCH] 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>
---
arch/nds32/Kconfig | 1 +
scripts/recordmcount.pl | 3 +++
2 files changed, 4 insertions(+)
diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig
index ea171a00327c4..48d92171ea20e 100644
--- 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 fe06e77c15eb7..f599031260d51 100755
--- 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";
}
--
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