[PATCH 1/2] stackleak: Update for arm64
Laura Abbott
labbott at redhat.com
Wed May 2 13:33:25 PDT 2018
arm64 has another layer of indirection in the RTL.
Account for this in the plugin.
Signed-off-by: Laura Abbott <labbott at redhat.com>
---
Fixed from previous version to be a vector expression.
---
scripts/gcc-plugins/stackleak_plugin.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/scripts/gcc-plugins/stackleak_plugin.c b/scripts/gcc-plugins/stackleak_plugin.c
index 6ac2a055ec61..0a55ecaf44df 100644
--- a/scripts/gcc-plugins/stackleak_plugin.c
+++ b/scripts/gcc-plugins/stackleak_plugin.c
@@ -253,6 +253,10 @@ static unsigned int stackleak_cleanup_execute(void)
* that insn.
*/
body = PATTERN(insn);
+ /* arm64 is different */
+ if (GET_CODE(body) == PARALLEL)
+ body = XVECEXP(body, 0, 0);
+
if (GET_CODE(body) != CALL)
continue;
--
2.14.3
More information about the linux-arm-kernel
mailing list