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Support added for shifts and unpacking MMX instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35266 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2007-03-22 18:42:45 +00:00
parent ecb7a77885
commit a348c56fde
5 changed files with 249 additions and 2 deletions
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6
lib/Target/X86/X86ISelLowering.cpp
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@@ -355,6 +355,10 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM)
setOperationAction(ISD::BUILD_VECTOR, MVT::v8i8, Expand);
setOperationAction(ISD::BUILD_VECTOR, MVT::v4i16, Expand);
setOperationAction(ISD::BUILD_VECTOR, MVT::v2i32, Expand);
setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v8i8, Custom);
setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v4i16, Custom);
setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v2i32, Custom);
}
if (Subtarget->hasSSE1()) {
@@ -2312,7 +2316,7 @@ static SDOperand LowerBuildVectorv16i8(SDOperand Op, unsigned NonZeros,
return DAG.getNode(ISD::BIT_CONVERT, MVT::v16i8, V);
}
/// LowerBuildVectorv16i8 - Custom lower build_vector of v8i16.
/// LowerBuildVectorv8i16 - Custom lower build_vector of v8i16.
///
static SDOperand LowerBuildVectorv8i16(SDOperand Op, unsigned NonZeros,
unsigned NumNonZero, unsigned NumZero,