diff options
| author | davidcunado-arm <david.cunado@arm.com> | 2017-04-06 10:20:47 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-06 10:20:47 +0100 |
| commit | ed7562521b8b68e6e3d681c9564cd69afbf93e89 (patch) | |
| tree | f15bdf21a1fb1144367a0a9ba5172e0fc141ea4c /include/lib/utils.h | |
| parent | 90e0ffd367c0e06bf42b323e78d7f4e455419a9e (diff) | |
| parent | e6d2aea159f4b88fc128ae62432c8fff4b0c2e5f (diff) | |
Merge pull request #886 from dp-arm/dp/stack-protector
Add support for GCC stack protection
Diffstat (limited to 'include/lib/utils.h')
| -rw-r--r-- | include/lib/utils.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/lib/utils.h b/include/lib/utils.h index 69bbb430..279c9135 100644 --- a/include/lib/utils.h +++ b/include/lib/utils.h @@ -42,6 +42,20 @@ #define BIT(nr) (1UL << (nr)) +#define MIN(x, y) __extension__ ({ \ + __typeof__(x) _x = (x); \ + __typeof__(y) _y = (y); \ + (void)(&_x == &_y); \ + _x < _y ? _x : _y; \ +}) + +#define MAX(x, y) __extension__ ({ \ + __typeof__(x) _x = (x); \ + __typeof__(y) _y = (y); \ + (void)(&_x == &_y); \ + _x > _y ? _x : _y; \ +}) + /* * The round_up() macro rounds up a value to the given boundary in a * type-agnostic yet type-safe manner. The boundary must be a power of two. |