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...n-order architecture? I've looked at the Hexagon and R600 architectures and they are using itineraries. I wanted to understand the benefit in using itineraries over the per operand scheduling. I also found this thread from almost 2 years ago: http://lists.llvm.org/pipermail/llvm-dev/2016-April/098763.html At that time it seemed the itineraries are a better choice, but is it still the case? Also, in this thread Phil says: "Some of the constraints that can be found in in-order micro architectures cannot be expressed in the per-operand scheduling model" Does anybody have an example of s...

...ure? > I’ve looked at the Hexagon and R600 architectures and they are using itineraries. I wanted to understand the benefit in using itineraries over the per operand scheduling. > > I also found this thread from almost 2 years ago: > http://lists.llvm.org/pipermail/llvm-dev/2016-April/098763.html <http://lists.llvm.org/pipermail/llvm-dev/2016-April/098763.html> > > At that time it seemed the itineraries are a better choice, but is it still the case? > Also, in this thread Phil says: > “Some of the constraints that can be found in in-order micro architectures cannot...