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#include <binaryen-c.h>
// "hello world" type example: create a function that adds two i32s and returns the result
int main() {
BinaryenModuleRef module = BinaryenModuleCreate();
// Create a function type for i32 (i32, i32)
BinaryenType params[2] = { BinaryenTypeInt32(), BinaryenTypeInt32() };
BinaryenFunctionTypeRef iii = BinaryenAddFunctionType(module, "iii", BinaryenTypeInt32(), params, 2);
// Get the 0 and 1 arguments, and add them
BinaryenExpressionRef x = BinaryenGetLocal(module, 0, BinaryenTypeInt32()),
y = BinaryenGetLocal(module, 1, BinaryenTypeInt32());
BinaryenExpressionRef add = BinaryenBinary(module, BinaryenAddInt32(), x, y);
// Create the add function
// Note: no additional local variables
// Note: no basic blocks here, we are an AST. The function body is just an expression node.
BinaryenFunctionRef adder = BinaryenAddFunction(module, "adder", iii, NULL, 0, add);
// Print it out
BinaryenModulePrint(module);
// Clean up the module, which owns all the objects we created above
BinaryenModuleDispose(module);
return 0;
}