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Use new directives on x86 #3931

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Merged
merged 12 commits into from
May 8, 2025
Merged

Use new directives on x86 #3931

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fb842d5
new directives on x86
spiessimon Apr 25, 2025
0d8e47d
review
spiessimon May 7, 2025
5173277
factor out "sym L.encode" pattern (for both kinds of labels)
spiessimon May 7, 2025
b097c8d
ocamlformat
spiessimon May 7, 2025
52385fd
ocamlformat
spiessimon May 7, 2025
2dfacdc
stapsdt handling on different platforms
spiessimon May 7, 2025
e1ea4c1
comment for symbol + label combination
spiessimon May 7, 2025
74f0419
ocamlformat
spiessimon May 7, 2025
5c89a5f
rename and document the alignment parameter
spiessimon May 7, 2025
9bdca32
fix align instructions on arm
spiessimon May 7, 2025
7311abf
remove non linux platforms for Stapsdt_base
spiessimon May 7, 2025
0ed451f
add CR about the alignment filling argument
spiessimon May 8, 2025
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stapsdt handling on different platforms
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@spiessimon
spiessimon committed May 7, 2025
commit 2dfacdc3b0bc1b2ca08a02773d34033306c2a5c8
6 changes: 4 additions & 2 deletions backend/asm_targets/asm_section.ml
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Expand Up @@ -195,11 +195,13 @@ let details t ~first_occurrence =
| Read_only_data, _, (MinGW_32 | Win32) -> data ()
| Read_only_data, _, (MinGW_64 | Cygwin) -> [".rdata"], Some "dr", []
| Read_only_data, _, _ -> rodata ()
(* CR sspies: Is this one really possible on all systems? *)
| Stapsdt_base, _, _ ->
| Stapsdt_base, _, (GNU | Solaris | Linux | Generic_BSD | BeOS) ->
[".stapsdt.base"], Some "aG", ["\"progbits\""; ".stapsdt.base"; "comdat"]
| Stapsdt_base, _, _ ->
Misc.fatal_error "stapsdt not supported on platforms other than Linux."
| Stapsdt_note, _, MacOS_like ->
["__DATA"; "__note_stapsdt"], None, ["regular"]
(* NOTE: This is section is currently not tested. *)
| Stapsdt_note, _, (GNU | Solaris | Linux | Generic_BSD | BeOS) ->
[".note.stapsdt"], Some "?", ["\"note\""]
| Stapsdt_note, _, _ ->
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