diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2018-06-27 19:14:09 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2018-06-27 19:14:09 +0000 |
| commit | eb1edd4d5902fdc561fd68fa70400fbd11127998 (patch) | |
| tree | 0b10ccde4b5d3acf243966db54f4f3afef10cf93 /lib/Target/PowerPC/PPCInstrInfo.cpp | |
| parent | 2ed8710148a921286717212737771dd31c518fb7 (diff) | |
Notes
Diffstat (limited to 'lib/Target/PowerPC/PPCInstrInfo.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrInfo.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.cpp b/lib/Target/PowerPC/PPCInstrInfo.cpp index fb16700a5e177..4ef71effd49b4 100644 --- a/lib/Target/PowerPC/PPCInstrInfo.cpp +++ b/lib/Target/PowerPC/PPCInstrInfo.cpp @@ -2431,7 +2431,8 @@ bool PPCInstrInfo::convertToImmediateForm(MachineInstr &MI, // Use APInt's rotate function. int64_t SH = MI.getOperand(2).getImm(); int64_t MB = MI.getOperand(3).getImm(); - APInt InVal(Opc == PPC::RLDICL ? 64 : 32, SExtImm, true); + APInt InVal((Opc == PPC::RLDICL || Opc == PPC::RLDICLo) ? + 64 : 32, SExtImm, true); InVal = InVal.rotl(SH); uint64_t Mask = (1LLU << (63 - MB + 1)) - 1; InVal &= Mask; @@ -2444,6 +2445,8 @@ bool PPCInstrInfo::convertToImmediateForm(MachineInstr &MI, Is64BitLI = Opc != PPC::RLDICL_32; NewImm = InVal.getSExtValue(); SetCR = Opc == PPC::RLDICLo; + if (SetCR && (SExtImm & NewImm) != NewImm) + return false; break; } return false; @@ -2471,6 +2474,8 @@ bool PPCInstrInfo::convertToImmediateForm(MachineInstr &MI, Is64BitLI = Opc == PPC::RLWINM8 || Opc == PPC::RLWINM8o; NewImm = InVal.getSExtValue(); SetCR = Opc == PPC::RLWINMo || Opc == PPC::RLWINM8o; + if (SetCR && (SExtImm & NewImm) != NewImm) + return false; break; } return false; |