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3 Commits

Author SHA1 Message Date
Ramkumar Ramachandra
0de16fafa5 mlir/DialectConversion: use std::optional (NFC) 
This is part of an effort to migrate from llvm::Optional to
std::optional. This patch touches DialectConversion, and modifies
existing conversions and tests appropriately.

See also: https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716

Signed-off-by: Ramkumar Ramachandra <r@artagnon.com>

Differential Revision: https://reviews.llvm.org/D140303
 2022-12-19 18:48:59 +01:00
Jeff Niu
34535801d6 [mlir] UnsignedWhenEquivalent ignore dead code 
The pass was not checking for uninitialized states due to dead code.
This patch also makes LLVMFuncOp correctly return a null body when it is
external.

Fixes #58807

Depends on D139388

Reviewed By: rriddle

Differential Revision: https://reviews.llvm.org/D139389
 2022-12-05 20:38:44 -08:00
Jakub Kuderski
abc362a107 [mlir][arith] Change dialect name from Arithmetic to Arith 
Suggested by @lattner in https://discourse.llvm.org/t/rfc-define-precise-arith-semantics/65507/22.

Tested with:
`ninja check-mlir check-mlir-integration check-mlir-mlir-spirv-cpu-runner check-mlir-mlir-vulkan-runner check-mlir-examples`

and `bazel build --config=generic_clang @llvm-project//mlir:all`.

Reviewed By: lattner, Mogball, rriddle, jpienaar, mehdi_amini

Differential Revision: https://reviews.llvm.org/D134762
 2022-09-29 11:23:28 -04:00