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peepmatic-souper: Clean up souper-to-peepmatic name conversion

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This commit is contained in:
Nick Fitzgerald
2020-09-11 14:20:40 -07:00
parent fa6db181a2
commit 39600437d9
1 changed files with 6 additions and 6 deletions
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12
cranelift/peepmatic/crates/souper/src/lib.rs
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@@ -105,7 +105,7 @@ fn convert_lhs(statements: &ast::Arena<ast::Statement>, lhs: ast::ValueId) -> Op
let mut lhs = format!("(when {}", pattern);
for (name, width) in tys {
lhs.push_str("\n ");
lhs.push_str(&format!("(bit-width ${} {})", name, width));
lhs.push_str(&format!("(bit-width {} {})", name, width));
}
lhs.push(')');
lhs
@@ -115,11 +115,11 @@ fn convert_lhs(statements: &ast::Arena<ast::Statement>, lhs: ast::ValueId) -> Op
fn convert_name(name: &str) -> String {
debug_assert!(name.starts_with('%'));
debug_assert!(name.len() >= 2);
let c = name.chars().nth(1).unwrap();
if 'a' <= c && c <= 'z' {
name[1..].to_string()
let c = name.as_bytes()[1];
if b'a' <= c && c <= b'z' {
format!("${}", &name[1..])
} else {
format!("v{}", &name[1..])
format!("$v{}", &name[1..])
}
}
@@ -172,7 +172,7 @@ fn convert_operand(
}
}
}
Some(format!("${}", convert_name(&assn.name)))
Some(format!("{}", convert_name(&assn.name)))
}
ast::AssignmentRhs::Constant(c) => Some(format!("{}", c.value)),
ast::AssignmentRhs::Instruction(inst) => match inst {