diff options
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64Subtarget.h | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64TargetMachine.cpp | 2 |
2 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64Subtarget.h b/llvm/lib/Target/AArch64/AArch64Subtarget.h index 7933e58c49e..db53946cbc7 100644 --- a/llvm/lib/Target/AArch64/AArch64Subtarget.h +++ b/llvm/lib/Target/AArch64/AArch64Subtarget.h @@ -218,6 +218,13 @@ public: bool hasArithmeticCbzFusion() const { return HasArithmeticCbzFusion; } bool hasFuseAES() const { return HasFuseAES; } bool hasFuseLiterals() const { return HasFuseLiterals; } + + /// \brief Return true if the CPU supports any kind of instruction fusion. + bool hasFusion() const { + return hasArithmeticBccFusion() || hasArithmeticCbzFusion() || + hasFuseAES() || hasFuseLiterals(); + } + bool useRSqrt() const { return UseRSqrt; } unsigned getMaxInterleaveFactor() const { return MaxInterleaveFactor; } unsigned getVectorInsertExtractBaseCost() const { diff --git a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp index 1252f940381..25bcc79b349 100644 --- a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp +++ b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp @@ -287,7 +287,7 @@ public: ScheduleDAGInstrs * createPostMachineScheduler(MachineSchedContext *C) const override { const AArch64Subtarget &ST = C->MF->getSubtarget<AArch64Subtarget>(); - if (ST.hasFuseAES() || ST.hasFuseLiterals()) { + if (ST.hasFusion()) { // Run the Macro Fusion after RA again since literals are expanded from // pseudos then (v. addPreSched2()). ScheduleDAGMI *DAG = createGenericSchedPostRA(C); |
