[Relocatable] 8: Silence ld warnings in shared builds of backends

.gitattributes

@@ -108,8 +108,6 @@ otherlibs/unix/symlink_win32.c     typo.long-line
 utils/misc.ml            typo.utf8
 runtime/sak.c            typo.non-ascii
 
-stdlib/hashbang     typo.white-at-eol typo.missing-lf
-
 testsuite/tests/**                                      typo.missing-header typo.long-line=may
 testsuite/tests/lib-bigarray-2/bigarrf.f                typo.tab linguist-language=Fortran
 testsuite/tests/lib-unix/win-stat/fakeclock.c           typo.missing-header=false

Changes

@@ -218,6 +218,11 @@ ___________
   runtime assertions.
   (Antonin Décimo, review by Miod Vallat, Gabriel Scherer, and David Allsopp)
 
+- #13496: Add missing .type and .size directives to main frametable to silence
+  warnings from the linker when using libasmrun_shared on amd64 and power. The
+  other backends already carried these directives.
+  (David Allsopp, review by ???)
+
 ### Code generation and optimizations:
 
 - #13014: Enable compile-time option -function-sections on all previously

runtime/amd64.S

@@ -77,8 +77,12 @@
 #if defined(SYS_linux) || defined(SYS_gnu)
 #define ENDFUNCTION(name) \
         .size name, . - name
+#define ENDOBJECT(name) \
+        .type name, @object; \
+        .size name, . - name;
 #else
 #define ENDFUNCTION(name)
+#define ENDOBJECT(name)
 #endif
 
 #include "../runtime/caml/asm.h"
@@ -1331,6 +1335,7 @@ G(caml_system.frametable):
         .quad   LBL(frame_runstack) /* return address into fiber_val_handler */
         .value  -1          /* negative frame size => use callback link */
         .value  0           /* no roots here */
+        ENDOBJECT(G(caml_system.frametable))
 
 #if defined(SYS_macosx)
         .literal16

runtime/power.S

@@ -1193,6 +1193,7 @@ caml_system.frametable:
         .short  -1              /* negative frame size => use callback link */
         .short  0               /* no roots here */
         .align 3
+        .size   caml_system.frametable, .-caml_system.frametable
 
 /* TOC entries */