refactor alignment functions

pkg/c3/BUILD.bazel

@@ -5,7 +5,10 @@
 cc_library(
     name = "c3",
     srcs = glob(
-        ["*.h"],
+        [
+            "*.h",
+            "*.c",
+        ],
         exclude = [
             "c3.h",
             "*_tests.c",

pkg/c3/defs.c

@@ -0,0 +1,5 @@
+#include "defs.h"
+
+c3_w c3_align_w(c3_w x, c3_w al, align_dir hilo);
+c3_d c3_align_d(c3_d x, c3_d al, align_dir hilo);
+void *c3_align_p(void const * p, size_t al, align_dir hilo);

pkg/c3/defs.h

@@ -186,10 +186,16 @@
 #     define c3_rename(a, b) ({                                 \
         rename(a, b);})
 
-/* c3_align: hi or lo align x to al
+/* c3_align(
+       x    - the address/quantity to align,
+       al   - the alignment,
+       hilo - [C3_ALGHI, C3_ALGLO] high or low align
+   )
+
+   hi or lo align x to al
 
    unless effective type of x is c3_w or c3_d, assumes x is a pointer.
-   */
+*/
 #define c3_align(x, al, hilo)                   \
   _Generic((x),                                 \
            c3_w     : c3_align_w,               \

pkg/noun/allocate.c

@@ -20,9 +20,6 @@ c3_w u3_Code;
 //
 
 void u3a_config_loom(c3_w ver_w);
-c3_w c3_align_w(c3_w x, c3_w al, align_dir hilo); /* ;;: after rebasing on /vere, these should be declared somewhere else (the align functions) */
-c3_d c3_align_d(c3_d x, c3_d al, align_dir hilo);
-void *c3_align_p(void const * p, size_t al, align_dir hilo);
 void *u3a_into(c3_w x);
 c3_w u3a_outa(void *p);
 c3_w u3a_to_off(c3_w som);