Filled in the rest of the funciton needed for thte debug info under arm.

The name_of_section function no returns the correct name for the
debug sections, the prologue and epilogue directives are added and
the labels for the live ranges are introduced in the Asmexpand pass.

1 files changed, 23 insertions, 5 deletions

diff --git a/arm/TargetPrinter.ml b/arm/TargetPrinter.ml
index fc11f649..2e676090 100644
--- a/arm/TargetPrinter.ml
+++ b/arm/TargetPrinter.ml
@@ -153,9 +153,11 @@ module Target (Opt: PRINTER_OPTIONS) : TARGET =
       | Section_user(s, wr, ex) ->
           sprintf ".section	\"%s\",\"a%s%s\",%%progbits"
             s (if wr then "w" else "") (if ex then "x" else "")
-      | Section_debug_info _
-      | Section_debug_loc
-      | Section_debug_abbrev -> "" (* Dummy value *)
+      | Section_debug_info _ -> ".section	.debug_info,\"\",%progbits"
+      | Section_debug_loc -> ".section	.debug_loc,\"\",%progbits"
+      | Section_debug_abbrev -> ".section	.debug_abbrev,\"\",%progbits"
+      | Section_debug_line _ -> ".section	.debug_line,\"\",%progbits"
+
             
     let section oc sec =
       fprintf oc "	%s\n" (name_of_section sec)
@@ -896,9 +898,25 @@ module Target (Opt: PRINTER_OPTIONS) : TARGET =
         | _ -> "armv7");
       fprintf oc "	.fpu	%s\n"
         (if Opt.vfpv3 then "vfpv3-d16" else "vfpv2");
-      fprintf oc "	.%s\n" (if !Clflags.option_mthumb then "thumb" else "arm")
+      fprintf oc "	.%s\n" (if !Clflags.option_mthumb then "thumb" else "arm");
+      if !Clflags.option_g then begin
+        section oc Section_text;
+        let low_pc = new_label () in
+        Debug.add_compilation_section_start ".text" low_pc;
+        fprintf oc "%a:\n" elf_label low_pc;
+        fprintf oc "	.cfi_sections	.debug_frame\n"
+      end
+
+
+    let print_epilogue oc = 
+      if !Clflags.option_g then begin
+        let high_pc = new_label () in
+        Debug.add_compilation_section_end ".text" high_pc;
+        Debug.compute_gnu_file_enum (fun f -> ignore (print_file oc f));
+        section oc Section_text;
+        fprintf oc "%a:\n" elf_label high_pc
+        end
 
-    let print_epilogue oc = ()
 
     let default_falignment = 4