diff options
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index beae30a2a7..34023af084 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -2103,8 +2103,10 @@ SDValue ARMTargetLowering::LowerGlobalAddressELF(SDValue Op, } // If we have T2 ops, we can materialize the address directly via movt/movw - // pair. This is always cheaper. - if (Subtarget->useMovt()) { + // pair. This is always cheaper in terms of performance, but uses at least 2 + // extra bytes. + if (Subtarget->useMovt() && + !DAG.getMachineFunction().getFunction()->hasFnAttr(Attribute::OptimizeForSize)) { ++NumMovwMovt; // FIXME: Once remat is capable of dealing with instructions with register // operands, expand this into two nodes. @@ -2129,7 +2131,8 @@ SDValue ARMTargetLowering::LowerGlobalAddressDarwin(SDValue Op, ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>(); // FIXME: Enable this for static codegen when tool issues are fixed. - if (Subtarget->useMovt() && RelocM != Reloc::Static) { + if (Subtarget->useMovt() && RelocM != Reloc::Static && + !DAG.getMachineFunction().getFunction()->hasFnAttr(Attribute::OptimizeForSize)) { ++NumMovwMovt; // FIXME: Once remat is capable of dealing with instructions with register // operands, expand this into two nodes. |