Static tramp v5 (#624)

[platform/upstream/libffi.git] / src / aarch64 / internal.h

diff --git a/src/aarch64/internal.h b/src/aarch64/internal.h
index 3d4d035..de55755 100644 (file)
--- a/src/aarch64/internal.h
+++ b/src/aarch64/internal.h
@@ -66,3 +66,13 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 #define N_X_ARG_REG            8
 #define N_V_ARG_REG            8
 #define CALL_CONTEXT_SIZE      (N_V_ARG_REG * 16 + N_X_ARG_REG * 8)
+
+#if defined(FFI_EXEC_STATIC_TRAMP)
+/*
+ * For the trampoline code table mapping, a mapping size of 16K is chosen to
+ * cover the base page sizes of 4K and 16K.
+ */
+#define AARCH64_TRAMP_MAP_SHIFT        14
+#define AARCH64_TRAMP_MAP_SIZE (1 << AARCH64_TRAMP_MAP_SHIFT)
+#define AARCH64_TRAMP_SIZE     32
+#endif