diff options
Diffstat (limited to 'llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp index 140a8db1697..1019b972e95 100644 --- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp +++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp @@ -211,11 +211,19 @@ unsigned ARMTTI::getCastInstrCost(unsigned Opcode, Type *Dst, { ISD::TRUNCATE, MVT::v4i32, MVT::v4i64, 0 }, { ISD::TRUNCATE, MVT::v4i16, MVT::v4i32, 1 }, + // The number of vmovl instructions for the extension. + { ISD::SIGN_EXTEND, MVT::v4i64, MVT::v4i16, 3 }, + { ISD::ZERO_EXTEND, MVT::v4i64, MVT::v4i16, 3 }, + { ISD::SIGN_EXTEND, MVT::v8i32, MVT::v8i8, 3 }, + { ISD::ZERO_EXTEND, MVT::v8i32, MVT::v8i8, 3 }, + { ISD::SIGN_EXTEND, MVT::v8i64, MVT::v8i8, 7 }, + { ISD::ZERO_EXTEND, MVT::v8i64, MVT::v8i8, 7 }, + { ISD::SIGN_EXTEND, MVT::v8i64, MVT::v8i16, 6 }, + { ISD::ZERO_EXTEND, MVT::v8i64, MVT::v8i16, 6 }, + { ISD::SIGN_EXTEND, MVT::v16i32, MVT::v16i8, 6 }, + { ISD::ZERO_EXTEND, MVT::v16i32, MVT::v16i8, 6 }, + // Operations that we legalize using load/stores to the stack. - { ISD::SIGN_EXTEND, MVT::v16i32, MVT::v16i8, 16*2 + 4*4 }, - { ISD::ZERO_EXTEND, MVT::v16i32, MVT::v16i8, 16*2 + 4*3 }, - { ISD::SIGN_EXTEND, MVT::v8i32, MVT::v8i8, 8*2 + 2*4 }, - { ISD::ZERO_EXTEND, MVT::v8i32, MVT::v8i8, 8*2 + 2*3 }, { ISD::TRUNCATE, MVT::v16i8, MVT::v16i32, 4*1 + 16*2 + 2*1 }, { ISD::TRUNCATE, MVT::v8i8, MVT::v8i32, 2*1 + 8*2 + 1 }, |
