diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp index b217e6015c4..5052c5deca9 100644 --- a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp +++ b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp @@ -1719,16 +1719,18 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) { assert(N.getValueType() == MVT::i32 && "Only i32 constants are legal on this target!"); unsigned v = (unsigned)cast<ConstantSDNode>(N)->getValue(); - unsigned Hi = HA16(v); - unsigned Lo = Lo16(v); - if (Hi && Lo) { - Tmp1 = MakeIntReg(); - BuildMI(BB, PPC::LIS, 1, Tmp1).addSImm(v >> 16); - BuildMI(BB, PPC::ORI, 2, Result).addReg(Tmp1).addImm(Lo); - } else if (Hi) { - BuildMI(BB, PPC::LIS, 1, Result).addSImm(v >> 16); + if (isInt16(v)) { + BuildMI(BB, PPC::LI, 1, Result).addSImm(Lo16(v)); } else { - BuildMI(BB, PPC::LI, 1, Result).addSImm(Lo); + unsigned Hi = Hi16(v); + unsigned Lo = Lo16(v); + if (Lo) { + Tmp1 = MakeIntReg(); + BuildMI(BB, PPC::LIS, 1, Tmp1).addSImm(Hi); + BuildMI(BB, PPC::ORI, 2, Result).addReg(Tmp1).addImm(Lo); + } else { + BuildMI(BB, PPC::LIS, 1, Result).addSImm(Hi); + } } return Result; } |
