EVT PtrVT = getPointerTy();
const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();
- assert(getTargetMachine().getCodeModel() == CodeModel::Small
- && "Only small code model supported at the moment");
-
- // The most efficient code is PC-relative anyway for the small memory model,
- // so we don't need to worry about relocation model.
- return DAG.getNode(AArch64ISD::WrapperSmall, DL, PtrVT,
- DAG.getTargetBlockAddress(BA, PtrVT, 0,
- AArch64II::MO_NO_FLAG),
- DAG.getTargetBlockAddress(BA, PtrVT, 0,
- AArch64II::MO_LO12),
- DAG.getConstant(/*Alignment=*/ 4, MVT::i32));
+ switch(getTargetMachine().getCodeModel()) {
+ case CodeModel::Small:
+ // The most efficient code is PC-relative anyway for the small memory model,
+ // so we don't need to worry about relocation model.
+ return DAG.getNode(AArch64ISD::WrapperSmall, DL, PtrVT,
+ DAG.getTargetBlockAddress(BA, PtrVT, 0,
+ AArch64II::MO_NO_FLAG),
+ DAG.getTargetBlockAddress(BA, PtrVT, 0,
+ AArch64II::MO_LO12),
+ DAG.getConstant(/*Alignment=*/ 4, MVT::i32));
+ case CodeModel::Large:
+ return DAG.getNode(
+ AArch64ISD::WrapperLarge, DL, PtrVT,
+ DAG.getTargetBlockAddress(BA, PtrVT, 0, AArch64II::MO_ABS_G3),
+ DAG.getTargetBlockAddress(BA, PtrVT, 0, AArch64II::MO_ABS_G2_NC),
+ DAG.getTargetBlockAddress(BA, PtrVT, 0, AArch64II::MO_ABS_G1_NC),
+ DAG.getTargetBlockAddress(BA, PtrVT, 0, AArch64II::MO_ABS_G0_NC));
+ default:
+ llvm_unreachable("Only small and large code models supported now");
+ }
}
; RUN: llc -mtriple=aarch64-none-linux-gnu -verify-machineinstrs < %s | FileCheck %s
+; RUN: llc -code-model=large -mtriple=aarch64-none-linux-gnu -verify-machineinstrs < %s | FileCheck --check-prefix=CHECK-LARGE %s
@addr = global i8* null
; CHECK: ldr [[NEWDEST:x[0-9]+]]
; CHECK: br [[NEWDEST]]
+; CHECK-LARGE: movz [[ADDR_REG:x[0-9]+]], #:abs_g3:[[DEST_LBL:.Ltmp[0-9]+]]
+; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g2_nc:[[DEST_LBL]]
+; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g1_nc:[[DEST_LBL]]
+; CHECK-LARGE: movk [[ADDR_REG]], #:abs_g0_nc:[[DEST_LBL]]
+; CHECK-LARGE: str [[ADDR_REG]],
+; CHECK-LARGE: ldr [[NEWDEST:x[0-9]+]]
+; CHECK-LARGE: br [[NEWDEST]]
+
block:
ret void
}