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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2021-07-22 20:07:18 +0100 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2021-07-22 20:07:32 +0100 |
| commit | 4185c5502c81285206ea35172411966c8bd8bd30 (patch) | |
| tree | 0f12b77e5aa8de594de46c11dd7fa3f3309f0d31 /llvm/lib/CodeGen/MachineOperand.cpp | |
| parent | 2657fe1721c301e11269f38763d5d835f186143d (diff) | |
| download | llvm-4185c5502c81285206ea35172411966c8bd8bd30.zip llvm-4185c5502c81285206ea35172411966c8bd8bd30.tar.gz llvm-4185c5502c81285206ea35172411966c8bd8bd30.tar.bz2 | |
[CostModel][X86] Adjust shift SSE4 legalized costs based on llvm-mca reports.
Update shl/lshr/ashr costs based on the worst case costs from the script in D103695 - many of the 128-bit shifts (usually where integer multiplies aren't used) have similar behaviour to AVX1 so we can merge them.
Diffstat (limited to 'llvm/lib/CodeGen/MachineOperand.cpp')
0 files changed, 0 insertions, 0 deletions