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author | Dale Johannesen <dalej@apple.com> | 2007-05-22 17:14:46 +0000 |
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committer | Dale Johannesen <dalej@apple.com> | 2007-05-22 17:14:46 +0000 |
commit | 81da02b553b86868637f27b89c6e919c31ed5b51 (patch) | |
tree | a5026c04264ed6e37a5d7da17c8e0b9d4935d8d6 /include/llvm/Target/TargetMachine.h | |
parent | 9621921acb971aa5c30a4800dd99538361c45eba (diff) | |
download | external_llvm-81da02b553b86868637f27b89c6e919c31ed5b51.zip external_llvm-81da02b553b86868637f27b89c6e919c31ed5b51.tar.gz external_llvm-81da02b553b86868637f27b89c6e919c31ed5b51.tar.bz2 |
Make tail merging the default, except on powerPC. There was no prior art
for a target-dependent default with a command-line override; this way
should be generally usable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37285 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target/TargetMachine.h')
-rw-r--r-- | include/llvm/Target/TargetMachine.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h index e5fceba..faf3c35 100644 --- a/include/llvm/Target/TargetMachine.h +++ b/include/llvm/Target/TargetMachine.h @@ -185,6 +185,10 @@ public: AssemblyFile, ObjectFile, DynamicLibrary }; + /// DoTailMergeDefault - Whether it is generally a good idea to do this + /// on this target. User flag overrides. + virtual const bool DoTailMergeDefault() const { return true; } + /// addPassesToEmitFile - Add passes to the specified pass manager to get the /// specified file emitted. Typically this will involve several steps of code /// generation. If Fast is set to true, the code generator should emit code @@ -315,6 +319,10 @@ public: MachineCodeEmitter &MCE) { return true; } + + /// DoTailMergeDefault - Whether it is generally a good idea to do this + /// on this target. User flag overrides. + virtual const bool DoTailMergeDefault() const { return true; } }; } // End llvm namespace |