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use super::Env;
use crate::{Block, Function, ProgPoint};
impl<'a, F: Function> Env<'a, F> {
pub fn dump_state(&self) {
trace!("Bundles:");
for (i, b) in self.bundles.iter().enumerate() {
trace!(
"bundle{}: spillset={:?} alloc={:?}",
i,
b.spillset,
b.allocation
);
for entry in &b.ranges {
trace!(
" * range {:?} -- {:?}: range{}",
entry.range.from,
entry.range.to,
entry.index.index()
);
}
}
trace!("VRegs:");
for (i, v) in self.vregs.iter().enumerate() {
trace!("vreg{}:", i);
for entry in &v.ranges {
trace!(
" * range {:?} -- {:?}: range{}",
entry.range.from,
entry.range.to,
entry.index.index()
);
}
}
trace!("Ranges:");
for (i, r) in self.ranges.iter().enumerate() {
trace!(
"range{}: range={:?} vreg={:?} bundle={:?} weight={:?}",
i,
r.range,
r.vreg,
r.bundle,
r.uses_spill_weight(),
);
for u in &r.uses {
trace!(" * use at {:?} (slot {}): {:?}", u.pos, u.slot, u.operand);
}
}
}
pub fn annotate(&mut self, progpoint: ProgPoint, s: String) {
if self.annotations_enabled {
self.debug_annotations
.entry(progpoint)
.or_insert_with(|| vec![])
.push(s);
}
}
pub fn dump_results(&self) {
log::info!("=== REGALLOC RESULTS ===");
for block in 0..self.func.num_blocks() {
let block = Block::new(block);
log::info!(
"block{}: [succs {:?} preds {:?}]",
block.index(),
self.func
.block_succs(block)
.iter()
.map(|b| b.index())
.collect::<Vec<_>>(),
self.func
.block_preds(block)
.iter()
.map(|b| b.index())
.collect::<Vec<_>>()
);
for inst in self.func.block_insns(block).iter() {
for annotation in self
.debug_annotations
.get(&ProgPoint::before(inst))
.map(|v| &v[..])
.unwrap_or(&[])
{
log::info!(" inst{}-pre: {}", inst.index(), annotation);
}
let ops = self
.func
.inst_operands(inst)
.iter()
.map(|op| format!("{}", op))
.collect::<Vec<_>>();
let clobbers = self
.func
.inst_clobbers(inst)
.iter()
.map(|preg| format!("{}", preg))
.collect::<Vec<_>>();
let allocs = (0..ops.len())
.map(|i| format!("{}", self.get_alloc(inst, i)))
.collect::<Vec<_>>();
let opname = if self.func.is_branch(inst) {
"br"
} else if self.func.is_ret(inst) {
"ret"
} else {
"op"
};
let args = ops
.iter()
.zip(allocs.iter())
.map(|(op, alloc)| format!("{} [{}]", op, alloc))
.collect::<Vec<_>>();
let clobbers = if clobbers.is_empty() {
"".to_string()
} else {
format!(" [clobber: {}]", clobbers.join(", "))
};
log::info!(
" inst{}: {} {}{}",
inst.index(),
opname,
args.join(", "),
clobbers
);
for annotation in self
.debug_annotations
.get(&ProgPoint::after(inst))
.map(|v| &v[..])
.unwrap_or(&[])
{
log::info!(" inst{}-post: {}", inst.index(), annotation);
}
}
}
}
}