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-rw-r--r--llvm/lib/Target/PowerPC/PPCISelLowering.cpp10
1 files changed, 9 insertions, 1 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index 1f525fe7f8b..e17c4e675c6 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -9910,8 +9910,16 @@ PPCTargetLowering::getScratchRegisters(CallingConv::ID) const {
// site. Hence we include LR in the scratch registers, which are in turn added
// as implicit-defs for stackmaps and patchpoints. The same reasoning applies
// to CTR, which is used by any indirect call.
+ if (Subtarget.isELFv2ABI()) {
+ static const MCPhysReg ScratchRegs[] = {
+ PPC::X12, PPC::LR8, PPC::CTR8, 0
+ };
+
+ return ScratchRegs;
+ }
+
static const MCPhysReg ScratchRegs[] = {
- PPC::X11, PPC::X12, PPC::LR8, PPC::CTR8, 0
+ PPC::X12, PPC::X11, PPC::LR8, PPC::CTR8, 0
};
return ScratchRegs;
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