It's now possible to run code placement pass for ARM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106935 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index d4332f0..d7648b3 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -67,6 +67,11 @@
cl::desc("Enable / disable ARM interworking (for debugging only)"),
cl::init(true));
+static cl::opt<bool>
+EnableARMCodePlacement("arm-code-placement", cl::Hidden,
+ cl::desc("Enable code placement pass for ARM."),
+ cl::init(false));
+
static bool CC_ARM_APCS_Custom_f64(unsigned &ValNo, EVT &ValVT, EVT &LocVT,
CCValAssign::LocInfo &LocInfo,
ISD::ArgFlagsTy &ArgFlags,
@@ -532,10 +537,9 @@
setSchedulingPreference(Sched::Hybrid);
maxStoresPerMemcpy = 1; //// temporary - rewrite interface to use type
- // Do not enable CodePlacementOpt for now: it currently runs after the
- // ARMConstantIslandPass and messes up branch relaxation and placement
- // of constant islands.
- // benefitFromCodePlacementOpt = true;
+
+ if (EnableARMCodePlacement)
+ benefitFromCodePlacementOpt = true;
}
const char *ARMTargetLowering::getTargetNodeName(unsigned Opcode) const {