forked from M-Labs/nac3
nac3core: add DEBUG_DUMP_IRRT
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parent
263bc82434
commit
9d86b46e86
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@ -1,6 +1,7 @@
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use regex::Regex;
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use std::{
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env,
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fs::File,
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io::Write,
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path::Path,
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process::{Command, Stdio},
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@ -9,6 +10,8 @@ use std::{
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fn main() {
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const FILE: &str = "src/codegen/irrt/irrt.c";
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println!("cargo:rerun-if-changed={}", FILE);
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let out_dir = env::var("OUT_DIR").unwrap();
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let out_path = Path::new(&out_dir);
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/*
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* HACK: Sadly, clang doesn't let us emit generic LLVM bitcode.
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@ -50,10 +53,18 @@ fn main() {
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.unwrap()
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.replace_all(&filtered_output, "");
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println!("cargo:rerun-if-env-changed=DEBUG_DUMP_IRRT");
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if env::var("DEBUG_DUMP_IRRT").is_ok() {
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let mut file = File::create(out_path.join("irrt.ll")).unwrap();
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file.write_all(output.as_bytes()).unwrap();
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let mut file = File::create(out_path.join("irrt-filtered.ll")).unwrap();
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file.write_all(filtered_output.as_bytes()).unwrap();
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}
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let mut llvm_as = Command::new("llvm-as")
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.stdin(Stdio::piped())
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.arg("-o")
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.arg(Path::new(&env::var("OUT_DIR").unwrap()).join("irrt.bc"))
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.arg(out_path.join("irrt.bc"))
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.spawn()
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.unwrap();
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llvm_as.stdin.as_mut().unwrap().write_all(filtered_output.as_bytes()).unwrap();
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