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| author | Evgeny Stupachenko <evstupac@gmail.com> | 2017-08-07 19:56:34 +0000 |
|---|---|---|
| committer | Evgeny Stupachenko <evstupac@gmail.com> | 2017-08-07 19:56:34 +0000 |
| commit | c675290680d7be4408142c8d74e37e974eef35f2 (patch) | |
| tree | ce4326f6c794942696ca4fd8f57e580517875014 /llvm/lib/Target/X86/X86TargetTransformInfo.h | |
| parent | 428f0fe910454884c6e1119c9e9944f824973e1a (diff) | |
| download | bcm5719-llvm-c675290680d7be4408142c8d74e37e974eef35f2.tar.gz bcm5719-llvm-c675290680d7be4408142c8d74e37e974eef35f2.zip | |
Reapply fix PR23384 (part 3 of 3) r304824 (was reverted in r305720).
The root cause of reverting was fixed - PR33514.
Summary:
The patch makes instruction count the highest priority for
LSR solution for X86 (previously registers had highest priority).
Reviewers: qcolombet
Differential Revision: http://reviews.llvm.org/D30562
From: Evgeny Stupachenko <evstupac@gmail.com>
<evgeny.v.stupachenko@intel.com>
llvm-svn: 310289
Diffstat (limited to 'llvm/lib/Target/X86/X86TargetTransformInfo.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86TargetTransformInfo.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.h b/llvm/lib/Target/X86/X86TargetTransformInfo.h index dea4ab752d6..fc63eff049d 100644 --- a/llvm/lib/Target/X86/X86TargetTransformInfo.h +++ b/llvm/lib/Target/X86/X86TargetTransformInfo.h @@ -105,6 +105,8 @@ public: int getIntImmCost(unsigned Opcode, unsigned Idx, const APInt &Imm, Type *Ty); int getIntImmCost(Intrinsic::ID IID, unsigned Idx, const APInt &Imm, Type *Ty); + bool isLSRCostLess(TargetTransformInfo::LSRCost &C1, + TargetTransformInfo::LSRCost &C2); bool isLegalMaskedLoad(Type *DataType); bool isLegalMaskedStore(Type *DataType); bool isLegalMaskedGather(Type *DataType); |
