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Only print pressure for toprcs containing registers.

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Many ISAs don't need 4 top-level register classes, so don't print them.
This commit is contained in:
Jakob Stoklund Olesen
2017-07-05 14:22:34 -07:00
parent 9662f102e5
commit 60efc68931
1 changed files with 3 additions and 1 deletions
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4
lib/cretonne/src/regalloc/pressure.rs
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@@ -238,7 +238,9 @@ impl fmt::Display for Pressure {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Pressure[")?; write!(f, "Pressure[")?;
for rc in &self.toprc { for rc in &self.toprc {
write!(f, " {}+{}/{}", rc.base_count, rc.transient_count, rc.limit)?; if rc.limit > 0 {
write!(f, " {}+{}/{}", rc.base_count, rc.transient_count, rc.limit)?;
}
} }
write!(f, " ]") write!(f, " ]")
} }