root/test/correctness/compile_to.cpp

DEFINITIONS

1. testCompileToOutput
2. testCompileToOutputAndAssembly
3. main

#include "Halide.h"
#include <stdio.h>
 
#include "test/common/halide_test_dirs.h"

using namespace Halide;
  
void testCompileToOutput(Func j) {
    std::string fn_object = Internal::get_test_tmp_dir() + "compile_to_native.o";
    printf("fn_object is %s\n",fn_object.c_str());

    Internal::ensure_no_file_exists(fn_object);

    std::vector<Argument> empty_args;
    j.compile_to(Outputs().object(fn_object), empty_args, "");

    Internal::assert_file_exists(fn_object);
}

void testCompileToOutputAndAssembly(Func j) {
    std::string fn_object = Internal::get_test_tmp_dir() + "compile_to_native1.o";
    std::string fn_assembly = Internal::get_test_tmp_dir() + "compile_to_assembly1.s";

    Internal::ensure_no_file_exists(fn_object);
    Internal::ensure_no_file_exists(fn_assembly);

    std::vector<Argument> empty_args;
    j.compile_to(Outputs().object(fn_object).assembly(fn_assembly), empty_args, "");

    Internal::assert_file_exists(fn_object);
    Internal::assert_file_exists(fn_assembly);
}

int main(int argc, char **argv) {
    Func f, g, h, j;
    Var x, y;
    f(x, y) = x + y;
    g(x, y) = cast<float>(f(x, y) + f(x+1, y));
    h(x, y) = f(x, y) + g(x, y);
    j(x, y) = h(x, y) * 2;

    f.compute_root();
    g.compute_root();
    h.compute_root();

    testCompileToOutput(j);

    testCompileToOutputAndAssembly(j);

    printf("Success!\n");
    return 0;
}