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13 Commits

Author SHA1 Message Date
Andrew Trick
8d4abb2446 misched: TargetSchedule interface for machine resources. 
Expose the processor resources defined by the machine model to the
scheduler and other clients through the TargetSchedule interface.

Normalize each resource count with respect to other kinds of
resources. This allows scheduling heuristics to balance resources
against other kinds of resources and latency.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167444 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-11-06 07:10:38 +00:00
Andrew Trick
fdd6fa89b9 misched: Better handling of invalid latencies in the machine model 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166107 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-17 17:27:10 +00:00
Andrew Trick
4903c15b7d misched: Handle "transient" non-instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165701 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-11 05:37:06 +00:00
Andrew Trick
82d46aec62 misched: fall-back to a target hook for instr bundles. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165606 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-10 05:43:18 +00:00
Andrew Trick
412cd2f813 misched: Use the TargetSchedModel interface wherever possible. 
Allows the new machine model to be used for NumMicroOps and OutputLatency.

Allows the HazardRecognizer to be disabled along with itineraries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165603 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-10 05:43:09 +00:00
Andrew Trick
c0dfffa448 misched: Add computeInstrLatency to TargetSchedModel. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165566 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-09 23:44:32 +00:00
Andrew Trick
42bb106118 misched: Allow flags to disable hasInstrSchedModel/hasInstrItineraries for external users of TargetSchedule. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165564 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-09 23:44:26 +00:00
Andrew Trick
72fd0a9448 Enable -schedmodel, but prefer itineraries until we have more benchmark data. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165188 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-04 00:24:34 +00:00
Andrew Trick
3918cade8f TargetSchedule: cleanup computeOperandLatency logic & diagnostics. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164154 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-18 18:20:02 +00:00
Andrew Trick
34301ceca8 TargetSchedModel API. Implement latency lookup, disabled. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164098 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-18 04:03:34 +00:00
Andrew Trick
e1b5328717 Revert r164061-r164067. Most of the new subtarget emitter. 
I have to work out the Target/CodeGen header dependencies
before putting this back.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164072 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-17 23:00:42 +00:00
Andrew Trick
12886db4a7 TargetSchedModel API. Implement latency lookup, disabled. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164065 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-17 22:19:08 +00:00
Andrew Trick
99ab6c6035 TargetSchedModel interface. To be implemented... 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163934 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-09-14 20:26:46 +00:00