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Merged
acl-cqc merged 1 commit into from
Jan 7, 2025
Merged

Compute 2^constant at compile-time #74

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9 changes: 2 additions & 7 deletions brat/Brat/Checker/Helpers.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -481,13 +481,8 @@ buildNatVal nv@(NumValue n gro) = case n of

buildSM :: StrictMono (VVar Z) -> Checking Src
buildSM (StrictMono k mono) = do
-- Calculate 2^k as `factor`
two <- buildNum 2
kDangling <- buildNum k
((lhs,rhs),factor) <- buildArithOp Pow
req $ Wire (end two, TNat, end lhs)
req $ Wire (end kDangling, TNat, end rhs)
-- Multiply mono by 2^k
factor <- buildNum $ 2 ^ k
-- Multiply mono by 2^k; note we could avoid this if k==0
((lhs,rhs),out) <- buildArithOp Mul
monoDangling <- buildMono mono
req $ Wire (end factor, TNat, end lhs)
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1 change: 0 additions & 1 deletion brat/test/Test/Compile/Hugr.hs
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Expand Up @@ -38,7 +38,6 @@ nonCompilingExamples = expectedCheckingFails ++ expectedParsingFails ++
,"fanout" -- Contains Selectors
,"vectorise" -- Generates MapFun nodes which aren't implemented yet
,"batcher-merge-sort" -- Generates MapFun nodes which aren't implemented yet
,"infer" -- Generates `Pow` nodes which aren't implemented yet
-- Victims of #13
,"arith"
,"cqcconf"
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