Re: Free up bits in DECLs and TYPEs

[Bernd Schmidt]

On 12/10/2015 04:04 PM, Michael Matz wrote:
This isn't stage 3 material really, OTOH fairly low risk.  Anyway, okay
for trunk now or once stage 1 opens?

This is cool and we want it, but not now. Ok for stage 1, with the 
formatting problems quoted below fixed.


Bernd

+#define TYPE_ALIGN(NODE) \
+    (TYPE_CHECK (NODE)->type_common.align \
+       ? ((unsigned)1) << ((NODE)->type_common.align - 1) \
+       : 0)

+#define DECL_ALIGN(NODE) \
+    (DECL_COMMON_CHECK (NODE)->decl_common.align \
+       ? ((unsigned)1) << ((NODE)->decl_common.align - 1) \
+       : 0)

  #ifdef BIGGEST_FIELD_ALIGNMENT
-         DECL_ALIGN (decl)
-           = MIN (DECL_ALIGN (decl), (unsigned) BIGGEST_FIELD_ALIGNMENT);
+         SET_DECL_ALIGN (decl,
+             MIN (DECL_ALIGN (decl), (unsigned) BIGGEST_FIELD_ALIGNMENT));

+  SET_DECL_ALIGN (fndecl,
+    FUNCTION_BOUNDARY_P (TREE_TARGET_OPTION (callee_tree)->x_target_flags));