https://github.com/xigh/llvmbc-dump

Simple tool extracts LLVM bitcode modules from ELF binaries compiled with "-fembed-bitcode"
https://github.com/xigh/llvmbc-dump

c elf llvm llvm-bitcode

Last synced: 27 days ago
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Simple tool extracts LLVM bitcode modules from ELF binaries compiled with "-fembed-bitcode"

• Host: GitHub
• URL: https://github.com/xigh/llvmbc-dump
• Owner: xigh
• License: bsd-2-clause
• Created: 2019-02-16T16:21:25.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2019-03-01T14:58:08.000Z (almost 6 years ago)
• Last Synced: 2024-11-10T19:27:06.514Z (3 months ago)
• Topics: c, elf, llvm, llvm-bitcode
• Language: C
• Size: 1.81 MB
• Stars: 5
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# llvmbc dump

Simple tool that extracts LLVM bitcode modules from ELF binaries compiled with "-fembed-bitcode".

## Compile

mkdir build

cd build

cmake ..

make

## Usage

> src/llvmbc-dump tests/src/test

```text

[xigh@bsd64 ~/src/llvmbc-dump/build]$ ./src/llvmbc-dump tests/src/test 

file size: 32144

module: /home/xigh/src/llvmbc-dump/tests/src/main.c / x86_64-unknown-freebsd12.0 / e-m:e-i64:64-f80:128-n8:16:32:64-S128

	F: main: i32 (i32, i8**)*

	D: foo: i32 (...)*

	D: bar: i32 (...)*

module: /home/xigh/src/llvmbc-dump/tests/lib/foo.c / x86_64-unknown-freebsd12.0 / e-m:e-i64:64-f80:128-n8:16:32:64-S128

	F: foo: i32 ()*

module: /home/xigh/src/llvmbc-dump/tests/lib/bar.c / x86_64-unknown-freebsd12.0 / e-m:e-i64:64-f80:128-n8:16:32:64-S128

	F: bar: i32 ()*

```

## TODO

* Test it on bigger projects

* finish analyzeFn

## Copyright

BSD