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Small optimization fix

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This commit is contained in:
Karol Stasiak 2018-02-28 01:09:22 +01:00
parent 608958c1ed
commit 828cef58dd
1 changed files with 1 additions and 1 deletions
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2
src/main/scala/millfork/assembly/opt/AlwaysGoodOptimizations.scala
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@ -41,7 +41,7 @@ object AlwaysGoodOptimizations {
needsFlowInfo = FlowInfoRequirement.BothFlows,
(Elidable & MatchA(0) &
HasOpcode(ASL) & HasAddrMode(Implied) & DoesntMatterWhatItDoesWith(State.C)) ~~> { (code, ctx) =>
AssemblyLine.immediate(LDA, ctx.get[Int](0) << 1) :: Nil
AssemblyLine.immediate(LDA, (ctx.get[Int](0) << 1) & 0xff) :: Nil
},
(Elidable & MatchA(0) &
HasOpcode(LSR) & HasAddrMode(Implied) & DoesntMatterWhatItDoesWith(State.C)) ~~> { (code, ctx) =>