45 lines
1.2 KiB
Rust
45 lines
1.2 KiB
Rust
//! Test command for testing the postopt pass.
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//!
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//! The resulting function is sent to `filecheck`.
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use cretonne_codegen;
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use cretonne_codegen::ir::Function;
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use cretonne_codegen::print_errors::pretty_error;
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use cretonne_reader::TestCommand;
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use std::borrow::Cow;
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use subtest::{run_filecheck, Context, Result, SubTest};
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struct TestPostopt;
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pub fn subtest(parsed: &TestCommand) -> Result<Box<SubTest>> {
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assert_eq!(parsed.command, "postopt");
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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(TestPostopt))
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}
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}
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impl SubTest for TestPostopt {
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fn name(&self) -> &'static str {
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"postopt"
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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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let mut comp_ctx = cretonne_codegen::Context::for_function(func.into_owned());
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let isa = context.isa.expect("postopt needs an ISA");
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comp_ctx.flowgraph();
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comp_ctx
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.postopt(isa)
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.map_err(|e| pretty_error(&comp_ctx.func, context.isa, Into::into(e)))?;
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let text = comp_ctx.func.to_string();
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run_filecheck(&text, context)
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}
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}
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