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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-01-07 20:49:15 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-01-07 20:49:15 +0000 |
| commit | 8f37a2422ea948b71d0992ab3f82dab07a54ce52 (patch) | |
| tree | 0d058bce9dfbfd9759da6385decc2dbe658af7b3 /lib | |
| parent | eb3d460b2562c50a4a9da26d4978cfa2bd1f3338 (diff) | |
| download | llvm-8f37a2422ea948b71d0992ab3f82dab07a54ce52.tar.gz llvm-8f37a2422ea948b71d0992ab3f82dab07a54ce52.tar.bz2 llvm-8f37a2422ea948b71d0992ab3f82dab07a54ce52.tar.xz | |
Match SelectionDAG logic for enabling movt.
Darwin doesn't do static, and ELF targets only support static.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147740 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMFastISel.cpp | 6 | ||||
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 3 |
2 files changed, 7 insertions, 2 deletions
diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp index 9b056d703c..801c6639e2 100644 --- a/lib/Target/ARM/ARMFastISel.cpp +++ b/lib/Target/ARM/ARMFastISel.cpp @@ -620,7 +620,11 @@ unsigned ARMFastISel::ARMMaterializeGV(const GlobalValue *GV, EVT VT) { unsigned DestReg = createResultReg(TLI.getRegClassFor(VT)); // Use movw+movt when possible, it avoids constant pool entries. - if (Subtarget->isTargetDarwin() && Subtarget->useMovt()) { + // Darwin targets don't support movt with Reloc::Static, see + // ARMTargetLowering::LowerGlobalAddressDarwin. Other targets only support + // static movt relocations. + if (Subtarget->useMovt() && + Subtarget->isTargetDarwin() == (RelocM != Reloc::Static)) { unsigned Opc; switch (RelocM) { case Reloc::PIC_: diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 9c7848397d..95e535def4 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -2166,7 +2166,8 @@ SDValue ARMTargetLowering::LowerGlobalAddressDarwin(SDValue Op, MachineFunction &MF = DAG.getMachineFunction(); ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>(); - // FIXME: Enable this for static codegen when tool issues are fixed. + // FIXME: Enable this for static codegen when tool issues are fixed. Also + // update ARMFastISel::ARMMaterializeGV. if (Subtarget->useMovt() && RelocM != Reloc::Static) { ++NumMovwMovt; // FIXME: Once remat is capable of dealing with instructions with register |