Lowering multiplyExact
Andrew Haley
aph at redhat.com
Thu Dec 1 17:53:07 UTC 2016
On 01/12/16 17:51, Tom Rodriguez wrote:
> Couldn’t you just customize NodeLIRBuilderTool.emitOverflowCheckBranch to emit the proper test? I think the overflow in the name is really about whether the operation overflowed not which particular flags are set, even though the happen to correspond on intel. If it varies depending on the operation then the actual IntegerExactArithmeticSplitNode can be passed in.
OK, thanks for the hint! I'll have a look.
Andrew.
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