Fix .o emission of ARM movt/movw. MCSymbolRefExpr::VK_ARM_(HI||LO)16 for the .o path now works for ARM.
Note: lo16AllZero remains in ARMInstrInfo.td - It can be factored out when Thumb movt is repaired.
Existing tests cover this update.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119760 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMELFWriterInfo.cpp b/lib/Target/ARM/ARMELFWriterInfo.cpp
index 85b690f..7767275 100644
--- a/lib/Target/ARM/ARMELFWriterInfo.cpp
+++ b/lib/Target/ARM/ARMELFWriterInfo.cpp
@@ -27,13 +27,27 @@
ARMELFWriterInfo::ARMELFWriterInfo(TargetMachine &TM)
: TargetELFWriterInfo(TM.getTargetData()->getPointerSizeInBits() == 64,
TM.getTargetData()->isLittleEndian()) {
- // silently OK construction
}
ARMELFWriterInfo::~ARMELFWriterInfo() {}
unsigned ARMELFWriterInfo::getRelocationType(unsigned MachineRelTy) const {
- assert(0 && "ARMELFWriterInfo::getRelocationType() not implemented");
+ switch (MachineRelTy) {
+ case ARM::reloc_arm_absolute:
+ case ARM::reloc_arm_relative:
+ case ARM::reloc_arm_cp_entry:
+ case ARM::reloc_arm_vfp_cp_entry:
+ case ARM::reloc_arm_machine_cp_entry:
+ case ARM::reloc_arm_jt_base:
+ case ARM::reloc_arm_pic_jt:
+ assert(0 && "unsupported ARM relocation type"); break;
+
+ case ARM::reloc_arm_branch: return R_ARM_CALL; break;
+ case ARM::reloc_arm_movt: return R_ARM_MOVT_ABS; break;
+ case ARM::reloc_arm_movw: return R_ARM_MOVW_ABS_NC; break;
+ default:
+ llvm_unreachable("unknown ARM relocation type"); break;
+ }
return 0;
}