extra/gen_rodata_ld: Add gen_rodata_ld tool. #246

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iabdalkader wants to merge 1 commit into arduino:main

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extra/gen_rodata_ld: Add gen_rodata_ld tool. #246

iabdalkader wants to merge 1 commit into arduino:main from iabdalkader:add_gen_rodata

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@iabdalkader iabdalkader commented Nov 3, 2025

Analyzes an elf and extracts, sorts and writes out its rodata sections:

.rodata: sections WITH relocations → copied to RAM (LLEXT_MEM_RODATA)
.rodata_noreloc: sections WITHOUT relocations → kept in flash (LLEXT_MEM_RODATA_NO_RELOC)

@iabdalkader iabdalkader mentioned this pull request

Nov 3, 2025

misc: Implement two-pass linking to separate rodata sections. #245

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@iabdalkader iabdalkader force-pushed the add_gen_rodata branch from 4263f70 to c07738d Compare

November 3, 2025 14:39

@iabdalkader iabdalkader changed the title ~~(削除) extra/gen_rodata_ld: Add gen_rodata_ldtool. (削除ここまで)~~ (追記) extra/gen_rodata_ld: Add gen_rodata_ld tool. (追記ここまで)

Nov 3, 2025

pillo79

pillo79 requested changes

Nov 3, 2025

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Please put the app in its own folder extra/gen-rodata-ld and call it main.go for consistency with existing tools and tooling. Also a very brief README.md would be a nice addition.

Otherwise LGTM, just tiny nits.

extra/gen_rodata_ld.go Outdated Show resolved Hide resolved

@iabdalkader


 extra/gen_rodata_ld: Add gen_rodata_ld tool.

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Analyzes an elf and extracts, sorts and writes out its rodata sections:
 - .rodata: sections WITH relocations → copied to RAM (LLEXT_MEM_RODATA)
 - .rodata_noreloc: sections WITHOUT relocations → kept in flash (LLEXT_MEM_RODATA_NO_RELOC)
Signed-off-by: iabdalkader <i.abdalkader@gmail.com>