diff options
| -rw-r--r-- | lib/Target/X86/X86FastISel.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp index 9390ba9..50dd2c5 100644 --- a/lib/Target/X86/X86FastISel.cpp +++ b/lib/Target/X86/X86FastISel.cpp @@ -1599,6 +1599,9 @@ bool X86FastISel::X86SelectCall(const Instruction *I) { break; } case CCValAssign::AExt: { + // We don't handle MMX parameters yet. + if (VA.getLocVT().isVector() && VA.getLocVT().getSizeInBits() == 128) + return false; bool Emitted = X86FastEmitExtend(ISD::ANY_EXTEND, VA.getLocVT(), Arg, ArgVT, Arg); if (!Emitted) |