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debugger and fixes

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This commit is contained in:
nora 2025-03-10 18:08:00 +01:00
parent de03390dab
commit 7ae26ddc85
9 changed files with 212 additions and 50 deletions
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78
tests/check.rs
View file

@ -1,4 +1,5 @@
use std::{
fs::DirEntry,
io::Write,
path::{Path, PathBuf},
};
@ -25,50 +26,55 @@ fn check() -> eyre::Result<()> {
continue;
}
write!(std::io::stdout(), "test {name} ...")?;
std::io::stdout().flush()?;
let output = build(&tmpdir.path(), &file.path()).wrap_err(format!("building {name}"))?;
let content =
std::fs::read(&output).wrap_err(format!("reading output from {}", output.display()))?;
let status = rustv32i::execute_linux_elf(
&content,
true,
Box::new(|_, xreg| {
if xreg[Reg::A7.0 as usize] == u32::MAX {
if xreg[Reg::A0.0 as usize] == 1 {
Err(rustv32i::emu::Status::Exit { code: 0 })
} else {
Err(rustv32i::emu::Status::Trap("wrong exit code"))
}
} else {
Err(rustv32i::emu::Status::Trap("wrong syscall"))
}
}),
)
.wrap_err(format!("{name} failed"))?;
if let Status::Exit { code: 0 } = status {
writeln!(std::io::stdout(), " ✅")?;
} else {
bail!("{name} returned an error: {status:?}");
}
test_case(tmpdir.path(), &file, name, "rv32ima")?;
test_case(tmpdir.path(), &file, name, "rv32imac")?;
}
Ok(())
}
fn build(tmpdir: &Path, src: &Path) -> eyre::Result<PathBuf> {
fn test_case(tmpdir: &Path, file: &DirEntry, name: &str, march: &str) -> eyre::Result<()> {
let name = format!("{name} ({march})");
write!(std::io::stdout(), "test {name} ...")?;
std::io::stdout().flush()?;
eprintln!("---- START TEST {name} -----");
let output = build(&tmpdir, &file.path(), march).wrap_err(format!("building {name}"))?;
let content =
std::fs::read(&output).wrap_err(format!("reading output from {}", output.display()))?;
let status = rustv32i::execute_linux_elf(
&content,
true,
Box::new(|_, xreg| {
if xreg[Reg::A7.0 as usize] == u32::MAX {
if xreg[Reg::A0.0 as usize] == 1 {
Err(rustv32i::emu::Status::Exit { code: 0 })
} else {
Err(rustv32i::emu::Status::Trap("fail"))
}
} else {
Err(rustv32i::emu::Status::Trap("wrong syscall"))
}
}),
)
.wrap_err(format!("{name} failed"))?;
if let Status::Exit { code: 0 } = status {
writeln!(std::io::stdout(), " ✅")?;
Ok(())
} else {
bail!("{name} returned an error: {status:?}");
}
}
fn build(tmpdir: &Path, src: &Path, march: &str) -> eyre::Result<PathBuf> {
let out_path = tmpdir.join(Path::new(src.file_name().unwrap()).with_extension(""));
let mut cmd = std::process::Command::new("clang");
cmd.args([
"-target",
"riscv32-unknown-none-elf",
"-nostdlib",
"-march=rv32ima",
]);
cmd.args(["-target", "riscv32-unknown-none-elf", "-nostdlib"]);
cmd.arg(format!("-march={march}"));
cmd.arg(src);
cmd.arg("-o");
cmd.arg(&out_path);