> Optimize PIC implementation. GOTOFF can be used when the symbol is
> defined
> and used in the same module.
Does this work for weak symbols?
-Chris
>
> ---
> Diffs of the changes: (+1 -1)
>
> ARMISelLowering.cpp | 2 +-
> 1 files changed, 1 insertion(+), 1 deletion(-)
>
>
> Index: llvm/lib/Target/ARM/ARMISelLowering.cpp
> diff -u llvm/lib/Target/ARM/ARMISelLowering.cpp:1.50 llvm/lib/
> Target/ARM/ARMISelLowering.cpp:1.51
> --- llvm/lib/Target/ARM/ARMISelLowering.cpp:1.50 Thu May 3
> 19:26:58 2007
> +++ llvm/lib/Target/ARM/ARMISelLowering.cpp Mon May 14 13:46:23 2007
> @@ -792,7 +792,7 @@
> GlobalValue *GV = cast<GlobalAddressSDNode>(Op)->getGlobal();
> Reloc::Model RelocM = getTargetMachine().getRelocationModel();
> if (RelocM == Reloc::PIC_) {
> - bool UseGOTOFF = GV->hasInternalLinkage();
> + bool UseGOTOFF = !GV->isDeclaration();
> ARMConstantPoolValue *CPV =
> new ARMConstantPoolValue(GV, ARMCP::CPValue, UseGOTOFF ?
> "GOTOFF":"GOT");
> SDOperand CPAddr = DAG.getTargetConstantPool(CPV, PtrVT, 2);
>
>
>
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