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| author | Florian Hahn <flo@fhahn.com> | 2019-12-04 10:49:24 +0000 |
|---|---|---|
| committer | Florian Hahn <flo@fhahn.com> | 2019-12-04 11:09:03 +0000 |
| commit | 93c8235702cb47d078d6e585a4f6446cba72c6fa (patch) | |
| tree | ac0116358d6cf358f1fb213a7cc4a38e1f291c0e /llvm/lib/Support/CommandLine.cpp | |
| parent | 17e537bc580b3659da1e0d6c536916d96818428d (diff) | |
| download | llvm-93c8235702cb47d078d6e585a4f6446cba72c6fa.zip llvm-93c8235702cb47d078d6e585a4f6446cba72c6fa.tar.gz llvm-93c8235702cb47d078d6e585a4f6446cba72c6fa.tar.bz2 | |
[AArch64TTI] Compute imm materialization cost for AArch64 intrinsics
Currently, getIntImmCost returns TCC_Free for almost all intrinsics.
For most AArch64 specific intrinsics however, it looks like integer
constants cannot be folded into most of them (at least the ones I checked).
Unless we know that we can fold integer operands with the intrinsic, we
handle more cases correctly by returning the cost to materialize the
immediate than return TCC_Free.
Reviewers: SjoerdMeijer, dmgreen, t.p.northover, ributzka
Reviewed By: SjoerdMeijer
Differential Revision: https://reviews.llvm.org/D70669
Diffstat (limited to 'llvm/lib/Support/CommandLine.cpp')
0 files changed, 0 insertions, 0 deletions