File: math_dialect.py

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# RUN: %PYTHON %s | FileCheck %s

# Naming this file with a `_dialect` suffix to avoid a naming conflict with
# python package's math module (coming in from random.py).

from mlir.ir import *
import mlir.dialects.builtin as builtin
import mlir.dialects.math as mlir_math

def run(f):
  print("\nTEST:", f.__name__)
  f()

# CHECK-LABEL: TEST: testMathOps
@run
def testMathOps():
  with Context() as ctx, Location.unknown():
    module = Module.create()
    with InsertionPoint(module.body):
      @builtin.FuncOp.from_py_func(F32Type.get())
      def emit_sqrt(arg):
        return mlir_math.SqrtOp(arg)

    # CHECK-LABEL: func @emit_sqrt(
    # CHECK-SAME:                  %[[ARG:.*]]: f32) -> f32 {
    # CHECK:         math.sqrt %[[ARG]] : f32
    # CHECK:         return
    # CHECK:       }
    print(module)