diff options
Diffstat (limited to 'lib/Target/X86/X86FastISel.cpp')
-rw-r--r-- | lib/Target/X86/X86FastISel.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp index 0554121e62..b7ff7494c0 100644 --- a/lib/Target/X86/X86FastISel.cpp +++ b/lib/Target/X86/X86FastISel.cpp @@ -427,10 +427,18 @@ bool X86FastISel::X86SelectAddress(Value *V, X86AddressMode &AM, bool isCall) { Opc = X86::MOV64rm; RC = X86::GR64RegisterClass; } + + X86AddressMode StubAM; + StubAM.Base.Reg = AM.Base.Reg; + StubAM.GV = AM.GV; unsigned ResultReg = createResultReg(RC); - addFullAddress(BuildMI(MBB, TII.get(Opc), ResultReg), AM); + addFullAddress(BuildMI(MBB, TII.get(Opc), ResultReg), StubAM); + + // Now construct the final address. Note that the Disp, Scale, + // and Index values may already be set here. AM.Base.Reg = ResultReg; AM.GV = 0; + // Prevent loading GV stub multiple times in same MBB. LocalValueMap[V] = AM.Base.Reg; } |