Disable MatMulIntegerToFloat transformation for FP16 on CPU EP (#18239)

[Anagha Rao (AnaghaRaoAMD)]

[Cherry Pick Reviewed]

MatMulIntegerToFloat is updated to support FP16. The nodes for FP16 Transformation use "Mul" FP16, which is not directly supported by the CPU.

For now FP16 transformation is only supported for DML EP. Disabled all FP16 tests on CPU.

Tests result without -use_dml build flag

onnxruntime_test_all.exe --gtest_filter="*MatMulIntegerToFloat*"
Note: Google Test filter = *MatMulIntegerToFloat*
[==========] Running 8 tests from 4 test suites.
[----------] Global test environment set-up.
[----------] 1 test from CPU_U8S8_Precision_Tests
[ RUN      ] CPU_U8S8_Precision_Tests.MatMulIntegerToFloat
[       OK ] CPU_U8S8_Precision_Tests.MatMulIntegerToFloat (181 ms)
[----------] 1 test from CPU_U8S8_Precision_Tests (181 ms total)

[----------] 1 test from GraphTransformationTests
[ RUN      ] GraphTransformationTests.MatMulIntegerToFloatTest
[       OK ] GraphTransformationTests.MatMulIntegerToFloatTest (17 ms)
[----------] 1 test from GraphTransformationTests (17 ms total)

[----------] 1 test from QDQTransformerTests
[ RUN      ] QDQTransformerTests.MatMulIntegerToFloat
[       OK ] QDQTransformerTests.MatMulIntegerToFloat (656 ms)
[----------] 1 test from QDQTransformerTests (656 ms total)

[----------] 5 tests from MatMulIntegerToFloat
[ RUN      ] MatMulIntegerToFloat.HasZeroPoint_NoBias_test_U8X8
[       OK ] MatMulIntegerToFloat.HasZeroPoint_NoBias_test_U8X8 (195 ms)
[ RUN      ] MatMulIntegerToFloat.NoZeroPoint_HasBias_test_U8X8
[       OK ] MatMulIntegerToFloat.NoZeroPoint_HasBias_test_U8X8 (206 ms)
[ RUN      ] MatMulIntegerToFloat.HasZeroPoint_NoBias_test_S8S8
[       OK ] MatMulIntegerToFloat.HasZeroPoint_NoBias_test_S8S8 (107 ms)
[ RUN      ] MatMulIntegerToFloat.NoZeroPoint_HasBias_test_S8S8
[       OK ] MatMulIntegerToFloat.NoZeroPoint_HasBias_test_S8S8 (114 ms)
[ RUN      ] MatMulIntegerToFloat.MatMulInteger_With_ZeroPoint
[       OK ] MatMulIntegerToFloat.MatMulInteger_With_ZeroPoint (227 ms)
[----------] 5 tests from MatMulIntegerToFloat (854 ms total)

[----------] Global test environment tear-down
[==========] 8 tests from 4 test suites ran. (1713 ms total)
[  PASSED  ] 8 tests.
memleakdbg:
----- No memory leaks detected -----

onnxruntime_test_all.exe --gtest_filter="GraphTransformationTests.MatMulIntegerToFloat*"
Note: Google Test filter = GraphTransformationTests.MatMulIntegerToFloat*
[==========] Running 2 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 2 tests from GraphTransformationTests
[ RUN      ] GraphTransformationTests.MatMulIntegerToFloatTest
[       OK ] GraphTransformationTests.MatMulIntegerToFloatTest (13 ms)
[ RUN      ] GraphTransformationTests.MatMulIntegerToFloat16Test
[       OK ] GraphTransformationTests.MatMulIntegerToFloat16Test (4 ms)
[----------] 2 tests from GraphTransformationTests (20 ms total)

[----------] Global test environment tear-down
[==========] 2 tests from 1 test suite ran. (22 ms total)
[  PASSED  ] 2 tests.
memleakdbg:
----- No memory leaks detected -----

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