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fixed yet another off by 1

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Jakub Doka 2024-11-17 21:35:41 +01:00
parent becd5c4b7f
commit f83194359c
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1 changed files with 2 additions and 3 deletions
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5
lang/src/son/hbvm/regalloc.rs
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@ -301,11 +301,10 @@ impl HbvmBackend {
let bundle_count = self.ralloc.bundles.len() + (reg_offset as usize); let bundle_count = self.ralloc.bundles.len() + (reg_offset as usize);
( (
if tail { if tail {
debug_assert!(bundle_count >= reg::RET_ADDR as _);
bundle_count.saturating_sub(reg::RET_ADDR as _)
} else {
assert!(bundle_count < reg::STACK_PTR as usize, "TODO: spill memory"); assert!(bundle_count < reg::STACK_PTR as usize, "TODO: spill memory");
self.ralloc.bundles.len() self.ralloc.bundles.len()
} else {
bundle_count.saturating_sub((reg::RET_ADDR - 1) as _)
}, },
tail, tail,
) )