71af555e6f
When the test driver reports a verifier error, make sure to include the TargetIsa when printing the failing function.
52 lines
1.4 KiB
Rust
52 lines
1.4 KiB
Rust
//! Test command for testing the LICM pass.
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//!
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//! The `licm` test command runs each function through the LICM pass after ensuring
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//! that all instructions are legal for the target.
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//!
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//! The resulting function is sent to `filecheck`.
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use cretonne::ir::Function;
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use cretonne;
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use cton_reader::TestCommand;
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use filetest::subtest::{SubTest, Context, Result, run_filecheck};
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use std::borrow::Cow;
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use std::fmt::Write;
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use utils::pretty_error;
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struct TestLICM;
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pub fn subtest(parsed: &TestCommand) -> Result<Box<SubTest>> {
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assert_eq!(parsed.command, "licm");
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if !parsed.options.is_empty() {
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Err(format!("No options allowed on {}", parsed))
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} else {
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Ok(Box::new(TestLICM))
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}
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}
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impl SubTest for TestLICM {
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fn name(&self) -> Cow<str> {
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Cow::from("licm")
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}
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fn is_mutating(&self) -> bool {
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true
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}
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fn run(&self, func: Cow<Function>, context: &Context) -> Result<()> {
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// Create a compilation context, and drop in the function.
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let mut comp_ctx = cretonne::Context::new();
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comp_ctx.func = func.into_owned();
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comp_ctx.flowgraph();
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comp_ctx
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.licm()
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.map_err(|e| pretty_error(&comp_ctx.func, context.isa, e))?;
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let mut text = String::new();
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write!(&mut text, "{}", &comp_ctx.func)
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.map_err(|e| e.to_string())?;
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run_filecheck(&text, context)
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}
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}
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