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| -rw-r--r-- | README.md | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -50,7 +50,9 @@ That will pretty-print out one of the testcases in the test suite. To run a tran bin/binaryen-shell test/if_else.wast -print-before -print-after -lower-if-else ```` -The `lower-if-else` pass lowers if-else into a block and a break. You can see the difference the transformation between the print before versus after. +The `lower-if-else` pass lowers if-else into a block and a break. You can see the change the transformation causes by comparing the print before versus after. + +It's easy to add your own transformation passes to the shell, just add `.cpp` files into `src/passes`, and rebuild the shell. For example code, take a look at the [`lower-if-else` pass](https://github.com/WebAssembly/binaryen/blob/master/src/passes/LowerIfElse.cpp). Some more notes: |