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| author | zhijian lin <zhijian@ca.ibm.com> | 2025-04-03 13:22:49 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-04-03 13:22:49 -0400 |
| commit | 1a540c3b8bcefaf6b36f261341ce55a1a24eca21 (patch) | |
| tree | 838acb18cf64469e2bc49e604ea2c5601bda661d /llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp | |
| parent | 0bec0f5c059af5f920fe22ecda469b666b5971b0 (diff) | |
| download | llvm-1a540c3b8bcefaf6b36f261341ce55a1a24eca21.zip llvm-1a540c3b8bcefaf6b36f261341ce55a1a24eca21.tar.gz llvm-1a540c3b8bcefaf6b36f261341ce55a1a24eca21.tar.bz2 | |
[PowerPC] Deprecate uses of ISD::ADDC/ISD::ADDE/ISD::SUBC/ISD::SUBE (#133155)
ISD::ADDC, ISD::ADDE, ISD::SUBC and ISD::SUBE are being deprecated,
using ISD::UADDO_CARRY,ISD::USUBO_CARRY instead. Lowering the UADDO,
UADDO_CARRY, USUBO, USUBO_CARRY in the patch.
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp index b60a91b..2177dba 100644 --- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp +++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp @@ -625,6 +625,13 @@ bool PPCRegisterInfo::getRegAllocationHints(Register VirtReg, return BaseImplRetVal; } +const TargetRegisterClass * +PPCRegisterInfo::getCrossCopyRegClass(const TargetRegisterClass *RC) const { + if (RC == &PPC::CARRYRCRegClass) + return TM.isPPC64() ? &PPC::G8RCRegClass : &PPC::GPRCRegClass; + return RC; +} + unsigned PPCRegisterInfo::getRegPressureLimit(const TargetRegisterClass *RC, MachineFunction &MF) const { const PPCFrameLowering *TFI = getFrameLowering(MF); |