clif-util: Use anyhow::Error for errors instead of String

Also does the same for `cranelift-filetests`.
This commit is contained in:
Nick Fitzgerald
2020-09-14 16:23:30 -07:00
parent 9fea412333
commit 31cbbd1d20
43 changed files with 415 additions and 443 deletions

View File

@@ -2,22 +2,20 @@
//!
//! The resulting function is sent to `filecheck`.
use crate::subtest::{run_filecheck, Context, SubTest, SubtestResult};
use crate::subtest::{run_filecheck, Context, SubTest};
use cranelift_codegen;
use cranelift_codegen::ir::Function;
use cranelift_codegen::print_errors::pretty_error;
use cranelift_reader::TestCommand;
use std::borrow::Cow;
struct TestSimplePreopt;
pub fn subtest(parsed: &TestCommand) -> SubtestResult<Box<dyn SubTest>> {
pub fn subtest(parsed: &TestCommand) -> anyhow::Result<Box<dyn SubTest>> {
assert_eq!(parsed.command, "simple_preopt");
if !parsed.options.is_empty() {
Err(format!("No options allowed on {}", parsed))
} else {
Ok(Box::new(TestSimplePreopt))
anyhow::bail!("No options allowed on {}", parsed);
}
Ok(Box::new(TestSimplePreopt))
}
impl SubTest for TestSimplePreopt {
@@ -29,14 +27,14 @@ impl SubTest for TestSimplePreopt {
true
}
fn run(&self, func: Cow<Function>, context: &Context) -> SubtestResult<()> {
fn run(&self, func: Cow<Function>, context: &Context) -> anyhow::Result<()> {
let mut comp_ctx = cranelift_codegen::Context::for_function(func.into_owned());
let isa = context.isa.expect("preopt needs an ISA");
comp_ctx.compute_cfg();
comp_ctx
.preopt(isa)
.map_err(|e| pretty_error(&comp_ctx.func, context.isa, Into::into(e)))?;
.map_err(|e| crate::pretty_anyhow_error(&comp_ctx.func, context.isa, e))?;
let text = &comp_ctx.func.display(isa).to_string();
log::debug!("After simple_preopt:\n{}", text);