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[mlir][tosa] Update document of tosa.rescale(NFC) #112531

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Oct 17, 2024
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[mlir][tosa] Update document of tosa.rescale(NFC) #112531

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32 changes: 17 additions & 15 deletions mlir/include/mlir/Dialect/Tosa/IR/TosaOps.td
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Original file line number Diff line number Diff line change
Expand Up @@ -1877,21 +1877,23 @@ def Tosa_RescaleOp: Tosa_Op<"rescale", [Pure,

let description = [{
Rescale quantized values into a new domain. Supported rescalings are:
Mode Input Output
signed 8 to 8 int8 int8
signed 8 to 16 int8 int16
signed 8 to 32 int8 int32
signed 16 to 8 int16 int8
signed 16 to 16 int16 int16
signed 16 to 32 int16 int32
signed 32 to 8 int32 int8
signed 32 to 16 int32 int16
signed 32 to 32 int32 int32
signed 48 to 8 int48 int8
signed 48 to 16 int48 int16
signed 48 to 32 int48 int32
unsigned 8 to signed 8 uint8 int8
signed 8 to unsigned 8 int8 uint8

| Mode | Input | Output |
|------------------------|-------|--------|
| signed 8 to 8 | int8 | int8 |
| signed 8 to 16 | int8 | int16 |
| signed 8 to 32 | int8 | int32 |
| signed 16 to 8 | int16 | int8 |
| signed 16 to 16 | int16 | int16 |
| signed 16 to 32 | int16 | int32 |
| signed 32 to 8 | int32 | int8 |
| signed 32 to 16 | int32 | int16 |
| signed 32 to 32 | int32 | int32 |
| signed 48 to 8 | int48 | int8 |
| signed 48 to 16 | int48 | int16 |
| signed 48 to 32 | int48 | int32 |
| unsigned 8 to signed 8 | uint8 | int8 |
| signed 8 to unsigned 8 | int8 | uint8 |
}];

let arguments = (ins
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