diff options
Diffstat (limited to 'lib/Target/ARM/ARMTargetMachine.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMTargetMachine.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp index 1bee1b0..ae33340 100644 --- a/lib/Target/ARM/ARMTargetMachine.cpp +++ b/lib/Target/ARM/ARMTargetMachine.cpp @@ -42,6 +42,11 @@ EnableARMLoadStoreOpt("arm-load-store-opt", cl::Hidden, cl::desc("Enable ARM load/store optimization pass"), cl::init(true)); +// FIXME: Unify control over GlobalMerge. +static cl::opt<cl::boolOrDefault> +EnableGlobalMerge("arm-global-merge", cl::Hidden, + cl::desc("Enable the global merge pass")); + extern "C" void LLVMInitializeARMTarget() { // Register the target. RegisterTargetMachine<ARMLETargetMachine> X(TheARMLETarget); @@ -332,7 +337,9 @@ void ARMPassConfig::addIRPasses() { } bool ARMPassConfig::addPreISel() { - if (TM->getOptLevel() == CodeGenOpt::Aggressive) + if ((TM->getOptLevel() == CodeGenOpt::Aggressive && + EnableGlobalMerge == cl::BOU_UNSET) || + EnableGlobalMerge == cl::BOU_TRUE) // FIXME: This is using the thumb1 only constant value for // maximal global offset for merging globals. We may want // to look into using the old value for non-thumb1 code of |