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Implement block placement (#1549)

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* Implement block placement

Implement a simple pass which re-orders cold blocks at the end of the
list of blocks in the CFG.

* Set PPTC version

* Use Array.Resize

Address gdkchan's feedback
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FICTURE7 2020-09-20 03:00:24 +04:00 • committed by GitHub
parent 1eea35554c
commit f60033e0aa
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11 changed files with 136 additions and 31 deletions
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2
ARMeilleure/Instructions/InstEmitFlowHelper.cs
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@ -174,7 +174,7 @@ namespace ARMeilleure.Instructions
Operand lblContinue = context.GetLabel(nextAddr.Value);
// We need to clear out the call flag for the return address before comparing it.
context.BranchIf(lblContinue, context.BitwiseAnd(returnAddress, Const(~CallFlag)), nextAddr, Comparison.Equal);
context.BranchIf(lblContinue, context.BitwiseAnd(returnAddress, Const(~CallFlag)), nextAddr, Comparison.Equal, BasicBlockFrequency.Cold);
context.Return(returnAddress);
}