[llvm] [AMDGPU] Use `v_cvt_pk_*` instructions for i8_f32 saturated conversions (PR #206522)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results

* 178662 tests passed
* 3583 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### lldb-api
<details>
<summary>lldb-api.tools/lldb-dap/variables/TestDAP_variables.py</summary>

```
Script:
--
/usr/bin/python3 /home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env LLVM_LIBS_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib --env LLVM_INCLUDE_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/include --env LLVM_TOOLS_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin --libcxx-include-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/include/c++/v1 --libcxx-include-target-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/include/x86_64-unknown-linux-gnu/c++/v1 --libcxx-library-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib/x86_64-unknown-linux-gnu --triple x86_64-unknown-linux-gnu --build-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build --lldb-module-cache-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/module-cache-lldb/lldb-api --clang-module-cache-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/module-cache-clang/lldb-api --executable /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/lldb --lldb-python-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/local/lib/python3.12/dist-packages --compiler /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/clang --dsymutil /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/dsymutil --make /usr/bin/gmake --llvm-tools-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin --lldb-obj-root /home/gha/actions-runner/_work/llvm-project/llvm-project/build/tools/lldb --lldb-libs-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib --cmake-build-type Release /home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/tools/lldb-dap/variables -p TestDAP_variables.py
--
Exit Code: 1

Command Output (stdout):
--
Skipping the following test categories: msvcstl, dsym, pdb, gmodules, debugserver, objc

--
Command Output (stderr):
--
UNSUPPORTED: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_darwin_dwarf_missing_obj (TestDAP_variables.TestDAP_variables.test_darwin_dwarf_missing_obj) (requires one of macosx, darwin, ios, tvos, watchos, bridgeos, iphonesimulator, watchsimulator, appletvsimulator) 
UNSUPPORTED: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_darwin_dwarf_missing_obj_with_symbol_ondemand_enabled (TestDAP_variables.TestDAP_variables.test_darwin_dwarf_missing_obj_with_symbol_ondemand_enabled) (requires one of macosx, darwin, ios, tvos, watchos, bridgeos, iphonesimulator, watchsimulator, appletvsimulator) 
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_indexedVariables (TestDAP_variables.TestDAP_variables.test_indexedVariables)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_indexedVariables_with_raw_child_for_synthetics (TestDAP_variables.TestDAP_variables.test_indexedVariables_with_raw_child_for_synthetics)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_registers (TestDAP_variables.TestDAP_variables.test_registers)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_return_variables (TestDAP_variables.TestDAP_variables.test_return_variables)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_scopes_and_evaluate_expansion (TestDAP_variables.TestDAP_variables.test_scopes_and_evaluate_expansion)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_scopes_and_evaluate_expansion_with_descriptive_summaries (TestDAP_variables.TestDAP_variables.test_scopes_and_evaluate_expansion_with_descriptive_summaries)
FAIL: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_scopes_variables_setVariable_evaluate (TestDAP_variables.TestDAP_variables.test_scopes_variables_setVariable_evaluate)
Log Files:
 - /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/tools/lldb-dap/variables/TestDAP_variables.test_scopes_variables_setVariable_evaluate/Failure_test_scopes_variables_setVariable_evaluate.log
 - /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/tools/lldb-dap/variables/TestDAP_variables.test_scopes_variables_setVariable_evaluate/Failure_test_scopes_variables_setVariable_evaluate-dap.log
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_scopes_variables_setVariable_evaluate_with_descriptive_summaries (TestDAP_variables.TestDAP_variables.test_scopes_variables_setVariable_evaluate_with_descriptive_summaries)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_value_format (TestDAP_variables.TestDAP_variables.test_value_format)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_variable_id_uniqueness_simple (TestDAP_variables.TestDAP_variables.test_variable_id_uniqueness_simple)
======================================================================
FAIL: test_scopes_variables_setVariable_evaluate (TestDAP_variables.TestDAP_variables.test_scopes_variables_setVariable_evaluate)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/tools/lldb-dap/variables/TestDAP_variables.py", line 404, in test_scopes_variables_setVariable_evaluate
    self.do_test_scopes_variables_setVariable_evaluate(
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/tools/lldb-dap/variables/TestDAP_variables.py", line 365, in do_test_scopes_variables_setVariable_evaluate
    self.assertTrue(self.set_local("x @ main.cpp:29", 21)["success"])
AssertionError: False is not true
Config=x86_64-/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang
----------------------------------------------------------------------
Ran 12 tests in 19.092s

FAILED (failures=1, skipped=2)

--

```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/206522