llvm-bcanalyzer

Print statistics about a Bitcode file

$ llvm-bcanalyzer [path/to/file.bc]

$ llvm-bcanalyzer -dump [path/to/file.bc]

$ cat [path/to/file.bc] | llvm-bcanalyzer

llvm-bcanalyzer [options]

-dump
    Dump the structure of the bitcode file in a human-readable format.

-verify
    Verify the bitcode file's correctness. Reports errors if any inconsistencies are found.

-help
    Display available command-line options.

-stats
    Print statistics about the bitcode file.


    Path to the LLVM bitcode file (.bc) to analyze.

The `llvm-bcanalyzer` command is a utility for analyzing and verifying LLVM bitcode files. It reads an LLVM bitcode file (.bc) and performs various checks to ensure its validity and structure. It can report on the overall structure of the bitcode, identify potential problems, and provide information about the contents of the bitcode file. This is useful for debugging LLVM compilation pipelines, understanding the generated bitcode, and ensuring the bitcode's integrity. `llvm-bcanalyzer` is a valuable tool for developers working with LLVM, especially those involved in code generation, optimization, or toolchain development. It can help detect errors early in the development process, leading to more robust and efficient software. It's often used in automated testing and validation frameworks to guarantee the correctness of LLVM-based tools.

The exact output and behavior of `llvm-bcanalyzer` may vary slightly depending on the LLVM version being used.
It is designed primarily for analyzing well-formed bitcode. Malformed bitcode may lead to unpredictable results.

llvm-bcanalyzer returns 0 on success and a non-zero value on error. Error can happen when the input bitcode is malformed, if a problem happens during the analysis or due to other internal errors.

llvm-bcanalyzer has been a part of the LLVM toolchain since its early development. It was designed as a key utility for ensuring the quality and integrity of LLVM bitcode, which serves as the intermediate representation for the LLVM compiler infrastructure. Its development has closely followed the evolution of the LLVM bitcode format. As LLVM has become more widely adopted, the importance of `llvm-bcanalyzer` has grown, especially within automated testing and continuous integration environments.

llvm-dis(1), opt(1)