Changes in directory llvm/include/llvm/Target:
TargetLowering.h updated: 1.63 -> 1.64
---
Log message:
Add a method useful for decimating vectors.
---
Diffs of the changes: (+10 -0)
TargetLowering.h | 10 ++++++++++
1 files changed, 10 insertions(+)
Index: llvm/include/llvm/Target/TargetLowering.h
diff -u llvm/include/llvm/Target/TargetLowering.h:1.63
llvm/include/llvm/Target/TargetLowering.h:1.64
--- llvm/include/llvm/Target/TargetLowering.h:1.63 Wed Mar 22 16:07:06 2006
+++ llvm/include/llvm/Target/TargetLowering.h Thu Mar 30 18:28:23 2006
@@ -173,6 +173,16 @@
return TransformToType[VT];
}
+ /// getPackedTypeBreakdown - Packed types are broken down into some number of
+ /// legal scalar types. For example, <8 x float> maps to 2 MVT::v2f32 values
+ /// with Altivec or SSE1, or 8 promoted MVT::f64 values with the X86 FP
stack.
+ /// Similarly, <2 x long> turns into 4 MVT::i32 values with both PPC and X86.
+ ///
+ /// This method returns the number and type of the resultant breakdown.
+ ///
+ MVT::ValueType getPackedTypeBreakdown(const PackedType *PTy,
+ unsigned &NE) const;
+
typedef std::vector<double>::const_iterator legal_fpimm_iterator;
legal_fpimm_iterator legal_fpimm_begin() const {
return LegalFPImmediates.begin();
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