PR #19096: Add F4E2M1FN and F8E8M0FNU types #246
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Imported from GitHub PR openxla/xla#19096 This PR adds F4E2M1FN primitive type (4-bit float with 2 bits exponent and 1 bit mantissa), F8E8M0FNU primitive type (8-bit float with 8 bits exponent, no mantissa and no sign) and enables loads/stores in the same way S4/U4 type is implemented. This will enable using microscaling (MX) formats ([RFC](openxla/xla#18085)), such as MXFP4. ```c... PiperOrigin-RevId: 709153611
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PR #19096: Add F4E2M1FN and F8E8M0FNU types
Imported from GitHub PR openxla/xla#19096
This PR adds F4E2M1FN primitive type (4-bit float with 2 bits exponent and 1 bit mantissa), F8E8M0FNU primitive type (8-bit float with 8 bits exponent, no mantissa and no sign) and enables loads/stores in the same way S4/U4 type is implemented.
This will enable using microscaling (MX) formats (RFC), such as MXFP4.