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Amanieu d'Antras
2021-12-12 00:33:30 +00:00
parent 38ffc479c2
commit 51493ab03a
9 changed files with 106 additions and 304 deletions
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22
src/ion/moves.rs
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@@ -695,29 +695,27 @@ impl<'a, F: Function> Env<'a, F> {
}
// Handle multi-fixed-reg constraints by copying.
for (progpoint, from_slot, to_preg, to_vreg, to_slot) in
std::mem::replace(&mut self.multi_fixed_reg_fixups, vec![])
{
let from_alloc = self.get_alloc(progpoint.inst(), from_slot as usize);
let to_alloc = Allocation::reg(self.pregs[to_preg.index()].reg);
for fixup in std::mem::replace(&mut self.multi_fixed_reg_fixups, vec![]) {
let from_alloc = self.get_alloc(fixup.pos.inst(), fixup.from_slot as usize);
let to_alloc = Allocation::reg(self.pregs[fixup.to_preg.index()].reg);
log::trace!(
"multi-fixed-move constraint at {:?} from {} to {} for v{}",
progpoint,
fixup.pos,
from_alloc,
to_alloc,
to_vreg.index(),
fixup.vreg.index(),
);
self.insert_move(
progpoint,
fixup.pos,
InsertMovePrio::MultiFixedReg,
from_alloc,
to_alloc,
Some(self.vreg_regs[to_vreg.index()]),
Some(self.vreg_regs[fixup.vreg.index()]),
);
self.set_alloc(
progpoint.inst(),
to_slot as usize,
Allocation::reg(self.pregs[to_preg.index()].reg),
fixup.pos.inst(),
fixup.to_slot as usize,
Allocation::reg(self.pregs[fixup.to_preg.index()].reg),
);
}