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Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com> Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>
16 lines
505 B
Markdown
16 lines
505 B
Markdown
# opt
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> Runs optimizations and analyse LLVM source files.
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> More information: <https://llvm.org/docs/CommandGuide/opt.html>.
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- Run an optimization or analysis on a bitcode file:
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`opt -{{passname}} {{path/to/file.bc}} -S -o {{file_opt.bc}}`
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- Output the Control Flow Graph of a function to a `.dot` file:
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`opt {{-dot-cfg}} -S {{path/to/file.bc}} -disable-output`
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- Optimize the program at level 2 and output the result to another file:
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`opt -O2 {{path/to/file.bc}} -S -o {{path/to/output_file.bc}}`
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