Add MX floating point types (f4E2M1FN, f6E2M3FN, f6E3M2FN, f8E8M0FNU) #2582
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sergey-kozub
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GleasonK
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…U) (#2581) This is a proposal to add MX (microscaling) floating point types to StableHLO. Related links: - StableHLO [PR#2582](#2582) Add MX floating point types (f4E2M1FN, f6E2M3FN, f6E3M2FN, f8E8M0FNU) - LLVM [PR#95392](llvm/llvm-project#95392) [APFloat] Add APFloat support for FP4 data type - LLVM [PR#94735](llvm/llvm-project#94735) [APFloat] Add APFloat support for FP6 data types - LLVM [PR#107127](llvm/llvm-project#107127) [APFloat] Add APFloat support for E8M0 type - LLVM [PR#108877](llvm/llvm-project#108877) [MLIR] Add f4E2M1FN type - LLVM [PR#107999](llvm/llvm-project#107999) [MLIR] Add f6E2M3FN type - LLVM [PR#105573](llvm/llvm-project#105573) [MLIR] Add f6E3M2FN type - LLVM [PR#111028](llvm/llvm-project#111028) [MLIR] Add f8E8M0FNU type - JAX-ML [PR#181](jax-ml/ml_dtypes#181) Add sub-byte data types: float4_e2m1fn, float6_e2m3fn, float6_e3m2fn - JAX-ML [PR#166](jax-ml/ml_dtypes#181) Add float8_e8m0_fnu (E8M0) OCP MX scale format
GleasonK
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This PR is adding MX (microscaling) floating point types to StableHLO.
The RFC is created in #2581
Bumps VHLO version to 1.8.0