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Diffstat (limited to 'compiler/GHC/Cmm/Sink.hs')
| -rw-r--r-- | compiler/GHC/Cmm/Sink.hs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/GHC/Cmm/Sink.hs b/compiler/GHC/Cmm/Sink.hs index 68b20fd307..9ad5c455ac 100644 --- a/compiler/GHC/Cmm/Sink.hs +++ b/compiler/GHC/Cmm/Sink.hs @@ -360,7 +360,7 @@ loads from R1. What happens is that we: * The assignment `_c3 = [R1 + 1]`; (R1 already inlined on pickup) conflicts with R1 = R1, because it reads `R1` and the node writes to R1 - * This is clearly no-sensical because `R1 = R1` doesn't affect R1's value. + * This is clearly nonsensical because `R1 = R1` doesn't affect R1's value. The solutions is to check if we can discard nodes before and *after* simplifying them. We could only do it after as well, but I assume doing it early might save @@ -490,7 +490,7 @@ tryToInline platform liveAfter node assigs = where (final_node, rest') = go usages live' node' (insertLRegSet l skipped) rest -- Avoid discarding of assignments to vars on the rhs. - -- See Note [Keeping assignemnts mentioned in skipped RHSs] + -- See Note [Keeping assignments mentioned in skipped RHSs] -- usages' = foldLocalRegsUsed platform (\m r -> addToUFM m r 2) -- usages rhs live' = inline foldLocalRegsUsed platform (\m r -> insertLRegSet r m) @@ -518,7 +518,7 @@ tryToInline platform liveAfter node assigs = inl_exp (CmmMachOp op args) = cmmMachOpFold platform op args inl_exp other = other -{- Note [Keeping assignemnts mentioned in skipped RHSs] +{- Note [Keeping assignments mentioned in skipped RHSs] ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ If we have to assignments: [z = y, y = e1] and we skip z we *must* retain the assignment y = e1. This is because |