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| author | David Goodwin <david_goodwin@apple.com> | 2009-08-13 16:05:04 +0000 |
|---|---|---|
| committer | David Goodwin <david_goodwin@apple.com> | 2009-08-13 16:05:04 +0000 |
| commit | 710461688bba935f0ad5c75da7fec2ad0f225c00 (patch) | |
| tree | f26db302a151e97f9a4196ec98b0df433f8ed2d8 /include/llvm/Target/TargetSubtarget.h | |
| parent | 524dea4d4ca6ecafa18e1e011934a2129c770f4f (diff) | |
| download | external_llvm-710461688bba935f0ad5c75da7fec2ad0f225c00.zip external_llvm-710461688bba935f0ad5c75da7fec2ad0f225c00.tar.gz external_llvm-710461688bba935f0ad5c75da7fec2ad0f225c00.tar.bz2 | |
Add callback to allow target to adjust latency of schedule dependency edge.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78910 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target/TargetSubtarget.h')
| -rw-r--r-- | include/llvm/Target/TargetSubtarget.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetSubtarget.h b/include/llvm/Target/TargetSubtarget.h index eca45eb..c86e815 100644 --- a/include/llvm/Target/TargetSubtarget.h +++ b/include/llvm/Target/TargetSubtarget.h @@ -16,6 +16,8 @@ namespace llvm { +class SDep; + //===----------------------------------------------------------------------===// /// /// TargetSubtarget - Generic base class for all target subtargets. All @@ -35,6 +37,10 @@ public: /// indicating the number of scheduling cycles of backscheduling that /// should be attempted. virtual unsigned getSpecialAddressLatency() const { return 0; } + + // adjustSchedDependency - Perform target specific adjustments to + // the latency of a schedule dependency. + virtual void adjustSchedDependency(SDep&) const { }; }; } // End llvm namespace |