diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86FastISel.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp index 278d9630745..4a46cb0874e 100644 --- a/llvm/lib/Target/X86/X86FastISel.cpp +++ b/llvm/lib/Target/X86/X86FastISel.cpp @@ -2423,17 +2423,22 @@ bool X86FastISel::X86SelectFPExtOrFPTrunc(const Instruction *I, if (OpReg == 0) return false; + unsigned ImplicitDefReg; + if (Subtarget->hasAVX()) { + ImplicitDefReg = createResultReg(RC); + BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, + TII.get(TargetOpcode::IMPLICIT_DEF), ImplicitDefReg); + + } + unsigned ResultReg = createResultReg(RC); MachineInstrBuilder MIB; MIB = BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(TargetOpc), ResultReg); - if (Subtarget->hasAVX()) { - unsigned ImplicitDefReg = createResultReg(RC); - BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, - TII.get(TargetOpcode::IMPLICIT_DEF), ImplicitDefReg); + if (Subtarget->hasAVX()) MIB.addReg(ImplicitDefReg); - } + MIB.addReg(OpReg); updateValueMap(I, ResultReg); return true; |
