diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2011-01-07 23:50:32 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-01-07 23:50:32 +0000 |
| commit | c36b7069b42bece963b7e6adf020353ce990ef76 (patch) | |
| tree | fdbe6e1cede36ae3485403b9165bfdc039056eeb /lib/Target/ARM/ARMLoadStoreOptimizer.cpp | |
| parent | 067a16c974fef473fd3bca1d58db0d50c59882ce (diff) | |
Do not model all INLINEASM instructions as having unmodelled side effects.
Instead encode llvm IR level property "HasSideEffects" in an operand (shared
with IsAlignStack). Added MachineInstrs::hasUnmodeledSideEffects() to check
the operand when the instruction is an INLINEASM.
This allows memory instructions to be moved around INLINEASM instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123044 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMLoadStoreOptimizer.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMLoadStoreOptimizer.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp index f2d705f0ec..2eca4b124f 100644 --- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp +++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp @@ -1467,7 +1467,7 @@ static bool IsSafeAndProfitableToMove(bool isLd, unsigned Base, if (I->isDebugValue() || MemOps.count(&*I)) continue; const TargetInstrDesc &TID = I->getDesc(); - if (TID.isCall() || TID.isTerminator() || TID.hasUnmodeledSideEffects()) + if (TID.isCall() || TID.isTerminator() || I->hasUnmodeledSideEffects()) return false; if (isLd && TID.mayStore()) return false; |