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[TTI][X86] Reordered getCmpSelInstrCost cost tables in descending ISA order. NFCI.

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Minor tidyup to make it clearer whats going on before adding additional costs.

llvm-svn: 351683
This commit is contained in:
Simon Pilgrim 2019-01-20 12:28:13 +00:00
parent c8b9cc6e56
commit 41ffe33de4
1 changed files with 24 additions and 24 deletions
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48
lib/Target/X86/X86TargetTransformInfo.cpp
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@ -1650,17 +1650,23 @@ int X86TTIImpl::getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy,
int ISD = TLI->InstructionOpcodeToISD(Opcode);
assert(ISD && "Invalid opcode");
static const CostTblEntry SSE2CostTbl[] = {
{ ISD::SETCC, MVT::v2i64, 8 },
{ ISD::SETCC, MVT::v4i32, 1 },
{ ISD::SETCC, MVT::v8i16, 1 },
{ ISD::SETCC, MVT::v16i8, 1 },
static const CostTblEntry AVX512BWCostTbl[] = {
{ ISD::SETCC, MVT::v32i16, 1 },
{ ISD::SETCC, MVT::v64i8, 1 },
};
static const CostTblEntry SSE42CostTbl[] = {
{ ISD::SETCC, MVT::v2f64, 1 },
{ ISD::SETCC, MVT::v4f32, 1 },
{ ISD::SETCC, MVT::v2i64, 1 },
static const CostTblEntry AVX512CostTbl[] = {
{ ISD::SETCC, MVT::v8i64, 1 },
{ ISD::SETCC, MVT::v16i32, 1 },
{ ISD::SETCC, MVT::v8f64, 1 },
{ ISD::SETCC, MVT::v16f32, 1 },
};
static const CostTblEntry AVX2CostTbl[] = {
{ ISD::SETCC, MVT::v4i64, 1 },
{ ISD::SETCC, MVT::v8i32, 1 },
{ ISD::SETCC, MVT::v16i16, 1 },
{ ISD::SETCC, MVT::v32i8, 1 },
};
static const CostTblEntry AVX1CostTbl[] = {
@ -1673,23 +1679,17 @@ int X86TTIImpl::getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy,
{ ISD::SETCC, MVT::v32i8, 4 },
};
static const CostTblEntry AVX2CostTbl[] = {
{ ISD::SETCC, MVT::v4i64, 1 },
{ ISD::SETCC, MVT::v8i32, 1 },
{ ISD::SETCC, MVT::v16i16, 1 },
{ ISD::SETCC, MVT::v32i8, 1 },
static const CostTblEntry SSE42CostTbl[] = {
{ ISD::SETCC, MVT::v2f64, 1 },
{ ISD::SETCC, MVT::v4f32, 1 },
{ ISD::SETCC, MVT::v2i64, 1 },
};
static const CostTblEntry AVX512CostTbl[] = {
{ ISD::SETCC, MVT::v8i64, 1 },
{ ISD::SETCC, MVT::v16i32, 1 },
{ ISD::SETCC, MVT::v8f64, 1 },
{ ISD::SETCC, MVT::v16f32, 1 },
};
static const CostTblEntry AVX512BWCostTbl[] = {
{ ISD::SETCC, MVT::v32i16, 1 },
{ ISD::SETCC, MVT::v64i8, 1 },
static const CostTblEntry SSE2CostTbl[] = {
{ ISD::SETCC, MVT::v2i64, 8 },
{ ISD::SETCC, MVT::v4i32, 1 },
{ ISD::SETCC, MVT::v8i16, 1 },
{ ISD::SETCC, MVT::v16i8, 1 },
};
if (ST->hasBWI())